diff options
Diffstat (limited to 'subprojects/store-query-viatra/src/main/java')
37 files changed, 1514 insertions, 250 deletions
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/ViatraModelQueryBuilder.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/ViatraModelQueryBuilder.java index 24aa52e2..7ae86f9f 100644 --- a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/ViatraModelQueryBuilder.java +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/ViatraModelQueryBuilder.java | |||
@@ -4,7 +4,8 @@ import org.eclipse.viatra.query.runtime.api.ViatraQueryEngineOptions; | |||
4 | import org.eclipse.viatra.query.runtime.matchers.backend.IQueryBackendFactory; | 4 | import org.eclipse.viatra.query.runtime.matchers.backend.IQueryBackendFactory; |
5 | import org.eclipse.viatra.query.runtime.matchers.backend.QueryEvaluationHint; | 5 | import org.eclipse.viatra.query.runtime.matchers.backend.QueryEvaluationHint; |
6 | import tools.refinery.store.model.ModelStore; | 6 | import tools.refinery.store.model.ModelStore; |
7 | import tools.refinery.store.query.Dnf; | 7 | import tools.refinery.store.query.dnf.AnyQuery; |
8 | import tools.refinery.store.query.dnf.Dnf; | ||
8 | import tools.refinery.store.query.ModelQueryBuilder; | 9 | import tools.refinery.store.query.ModelQueryBuilder; |
9 | 10 | ||
10 | import java.util.Collection; | 11 | import java.util.Collection; |
@@ -23,21 +24,21 @@ public interface ViatraModelQueryBuilder extends ModelQueryBuilder { | |||
23 | ViatraModelQueryBuilder searchBackend(IQueryBackendFactory queryBackendFactory); | 24 | ViatraModelQueryBuilder searchBackend(IQueryBackendFactory queryBackendFactory); |
24 | 25 | ||
25 | @Override | 26 | @Override |
26 | default ViatraModelQueryBuilder queries(Dnf... queries) { | 27 | default ViatraModelQueryBuilder queries(AnyQuery... queries) { |
27 | ModelQueryBuilder.super.queries(queries); | 28 | ModelQueryBuilder.super.queries(queries); |
28 | return this; | 29 | return this; |
29 | } | 30 | } |
30 | 31 | ||
31 | @Override | 32 | @Override |
32 | default ViatraModelQueryBuilder queries(Collection<Dnf> queries) { | 33 | default ViatraModelQueryBuilder queries(Collection<? extends AnyQuery> queries) { |
33 | ModelQueryBuilder.super.queries(queries); | 34 | ModelQueryBuilder.super.queries(queries); |
34 | return this; | 35 | return this; |
35 | } | 36 | } |
36 | 37 | ||
37 | @Override | 38 | @Override |
38 | ViatraModelQueryBuilder query(Dnf query); | 39 | ViatraModelQueryBuilder query(AnyQuery query); |
39 | 40 | ||
40 | ViatraModelQueryBuilder query(Dnf query, QueryEvaluationHint queryEvaluationHint); | 41 | ViatraModelQueryBuilder query(AnyQuery query, QueryEvaluationHint queryEvaluationHint); |
41 | 42 | ||
42 | ViatraModelQueryBuilder computeHint(Function<Dnf, QueryEvaluationHint> computeHint); | 43 | ViatraModelQueryBuilder computeHint(Function<Dnf, QueryEvaluationHint> computeHint); |
43 | 44 | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/ViatraModelQueryAdapterImpl.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/ViatraModelQueryAdapterImpl.java index 37700413..8be30fee 100644 --- a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/ViatraModelQueryAdapterImpl.java +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/ViatraModelQueryAdapterImpl.java | |||
@@ -7,10 +7,18 @@ import org.eclipse.viatra.query.runtime.internal.apiimpl.ViatraQueryEngineImpl; | |||
7 | import org.eclipse.viatra.query.runtime.matchers.backend.IQueryBackend; | 7 | import org.eclipse.viatra.query.runtime.matchers.backend.IQueryBackend; |
8 | import org.eclipse.viatra.query.runtime.matchers.backend.IQueryBackendFactory; | 8 | import org.eclipse.viatra.query.runtime.matchers.backend.IQueryBackendFactory; |
9 | import tools.refinery.store.model.Model; | 9 | import tools.refinery.store.model.Model; |
10 | import tools.refinery.store.query.Dnf; | 10 | import tools.refinery.store.model.ModelListener; |
11 | import tools.refinery.store.query.AnyResultSet; | ||
11 | import tools.refinery.store.query.EmptyResultSet; | 12 | import tools.refinery.store.query.EmptyResultSet; |
12 | import tools.refinery.store.query.ResultSet; | 13 | import tools.refinery.store.query.ResultSet; |
14 | import tools.refinery.store.query.dnf.AnyQuery; | ||
15 | import tools.refinery.store.query.dnf.FunctionalQuery; | ||
16 | import tools.refinery.store.query.dnf.Query; | ||
17 | import tools.refinery.store.query.dnf.RelationalQuery; | ||
13 | import tools.refinery.store.query.viatra.ViatraModelQueryAdapter; | 18 | import tools.refinery.store.query.viatra.ViatraModelQueryAdapter; |
19 | import tools.refinery.store.query.viatra.internal.matcher.FunctionalViatraMatcher; | ||
20 | import tools.refinery.store.query.viatra.internal.matcher.RawPatternMatcher; | ||
21 | import tools.refinery.store.query.viatra.internal.matcher.RelationalViatraMatcher; | ||
14 | 22 | ||
15 | import java.lang.invoke.MethodHandle; | 23 | import java.lang.invoke.MethodHandle; |
16 | import java.lang.invoke.MethodHandles; | 24 | import java.lang.invoke.MethodHandles; |
@@ -19,7 +27,7 @@ import java.util.Collections; | |||
19 | import java.util.LinkedHashMap; | 27 | import java.util.LinkedHashMap; |
20 | import java.util.Map; | 28 | import java.util.Map; |
21 | 29 | ||
22 | public class ViatraModelQueryAdapterImpl implements ViatraModelQueryAdapter { | 30 | public class ViatraModelQueryAdapterImpl implements ViatraModelQueryAdapter, ModelListener { |
23 | private static final String DELAY_MESSAGE_DELIVERY_FIELD_NAME = "delayMessageDelivery"; | 31 | private static final String DELAY_MESSAGE_DELIVERY_FIELD_NAME = "delayMessageDelivery"; |
24 | private static final MethodHandle SET_UPDATE_PROPAGATION_DELAYED_HANDLE; | 32 | private static final MethodHandle SET_UPDATE_PROPAGATION_DELAYED_HANDLE; |
25 | private static final String QUERY_BACKENDS_FIELD_NAME = "queryBackends"; | 33 | private static final String QUERY_BACKENDS_FIELD_NAME = "queryBackends"; |
@@ -28,8 +36,7 @@ public class ViatraModelQueryAdapterImpl implements ViatraModelQueryAdapter { | |||
28 | private final Model model; | 36 | private final Model model; |
29 | private final ViatraModelQueryStoreAdapterImpl storeAdapter; | 37 | private final ViatraModelQueryStoreAdapterImpl storeAdapter; |
30 | private final ViatraQueryEngineImpl queryEngine; | 38 | private final ViatraQueryEngineImpl queryEngine; |
31 | 39 | private final Map<AnyQuery, AnyResultSet> resultSets; | |
32 | private final Map<Dnf, ResultSet> resultSets; | ||
33 | private boolean pendingChanges; | 40 | private boolean pendingChanges; |
34 | 41 | ||
35 | static { | 42 | static { |
@@ -49,9 +56,8 @@ public class ViatraModelQueryAdapterImpl implements ViatraModelQueryAdapter { | |||
49 | this.model = model; | 56 | this.model = model; |
50 | this.storeAdapter = storeAdapter; | 57 | this.storeAdapter = storeAdapter; |
51 | var scope = new RelationalScope(this); | 58 | var scope = new RelationalScope(this); |
52 | queryEngine = (ViatraQueryEngineImpl) AdvancedViatraQueryEngine.createUnmanagedEngine(scope); | 59 | queryEngine = (ViatraQueryEngineImpl) AdvancedViatraQueryEngine.createUnmanagedEngine(scope, |
53 | 60 | storeAdapter.getEngineOptions()); | |
54 | |||
55 | 61 | ||
56 | var querySpecifications = storeAdapter.getQuerySpecifications(); | 62 | var querySpecifications = storeAdapter.getQuerySpecifications(); |
57 | GenericQueryGroup.of( | 63 | GenericQueryGroup.of( |
@@ -60,14 +66,28 @@ public class ViatraModelQueryAdapterImpl implements ViatraModelQueryAdapter { | |||
60 | var vacuousQueries = storeAdapter.getVacuousQueries(); | 66 | var vacuousQueries = storeAdapter.getVacuousQueries(); |
61 | resultSets = new LinkedHashMap<>(querySpecifications.size() + vacuousQueries.size()); | 67 | resultSets = new LinkedHashMap<>(querySpecifications.size() + vacuousQueries.size()); |
62 | for (var entry : querySpecifications.entrySet()) { | 68 | for (var entry : querySpecifications.entrySet()) { |
63 | var matcher = queryEngine.getMatcher(entry.getValue()); | 69 | var rawPatternMatcher = queryEngine.getMatcher(entry.getValue()); |
64 | resultSets.put(entry.getKey(), matcher); | 70 | var query = entry.getKey(); |
71 | resultSets.put(query, createResultSet((Query<?>) query, rawPatternMatcher)); | ||
65 | } | 72 | } |
66 | for (var vacuousQuery : vacuousQueries) { | 73 | for (var vacuousQuery : vacuousQueries) { |
67 | resultSets.put(vacuousQuery, new EmptyResultSet()); | 74 | resultSets.put(vacuousQuery, new EmptyResultSet<>(this, (Query<?>) vacuousQuery)); |
68 | } | 75 | } |
69 | 76 | ||
70 | setUpdatePropagationDelayed(true); | 77 | setUpdatePropagationDelayed(true); |
78 | model.addListener(this); | ||
79 | } | ||
80 | |||
81 | private <T> ResultSet<T> createResultSet(Query<T> query, RawPatternMatcher matcher) { | ||
82 | if (query instanceof RelationalQuery relationalQuery) { | ||
83 | @SuppressWarnings("unchecked") | ||
84 | var resultSet = (ResultSet<T>) new RelationalViatraMatcher(this, relationalQuery, matcher); | ||
85 | return resultSet; | ||
86 | } else if (query instanceof FunctionalQuery<T> functionalQuery) { | ||
87 | return new FunctionalViatraMatcher<>(this, functionalQuery, matcher); | ||
88 | } else { | ||
89 | throw new IllegalArgumentException("Unknown query: " + query); | ||
90 | } | ||
71 | } | 91 | } |
72 | 92 | ||
73 | private void setUpdatePropagationDelayed(boolean value) { | 93 | private void setUpdatePropagationDelayed(boolean value) { |
@@ -105,12 +125,14 @@ public class ViatraModelQueryAdapterImpl implements ViatraModelQueryAdapter { | |||
105 | } | 125 | } |
106 | 126 | ||
107 | @Override | 127 | @Override |
108 | public ResultSet getResultSet(Dnf query) { | 128 | public <T> ResultSet<T> getResultSet(Query<T> query) { |
109 | var resultSet = resultSets.get(query); | 129 | var resultSet = resultSets.get(query); |
110 | if (resultSet == null) { | 130 | if (resultSet == null) { |
111 | throw new IllegalArgumentException("No matcher for query %s in model".formatted(query.name())); | 131 | throw new IllegalArgumentException("No matcher for query %s in model".formatted(query.name())); |
112 | } | 132 | } |
113 | return resultSet; | 133 | @SuppressWarnings("unchecked") |
134 | var typedResultSet = (ResultSet<T>) resultSet; | ||
135 | return typedResultSet; | ||
114 | } | 136 | } |
115 | 137 | ||
116 | @Override | 138 | @Override |
@@ -142,4 +164,9 @@ public class ViatraModelQueryAdapterImpl implements ViatraModelQueryAdapter { | |||
142 | } | 164 | } |
143 | pendingChanges = false; | 165 | pendingChanges = false; |
144 | } | 166 | } |
167 | |||
168 | @Override | ||
169 | public void afterRestore() { | ||
170 | flushChanges(); | ||
171 | } | ||
145 | } | 172 | } |
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/ViatraModelQueryBuilderImpl.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/ViatraModelQueryBuilderImpl.java index 13641ace..bfabf26e 100644 --- a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/ViatraModelQueryBuilderImpl.java +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/ViatraModelQueryBuilderImpl.java | |||
@@ -2,33 +2,40 @@ package tools.refinery.store.query.viatra.internal; | |||
2 | 2 | ||
3 | import org.eclipse.viatra.query.runtime.api.IQuerySpecification; | 3 | import org.eclipse.viatra.query.runtime.api.IQuerySpecification; |
4 | import org.eclipse.viatra.query.runtime.api.ViatraQueryEngineOptions; | 4 | import org.eclipse.viatra.query.runtime.api.ViatraQueryEngineOptions; |
5 | import org.eclipse.viatra.query.runtime.localsearch.matcher.integration.LocalSearchGenericBackendFactory; | 5 | import org.eclipse.viatra.query.runtime.localsearch.matcher.integration.LocalSearchHintOptions; |
6 | import org.eclipse.viatra.query.runtime.matchers.backend.IQueryBackendFactory; | 6 | import org.eclipse.viatra.query.runtime.matchers.backend.IQueryBackendFactory; |
7 | import org.eclipse.viatra.query.runtime.matchers.backend.QueryEvaluationHint; | 7 | import org.eclipse.viatra.query.runtime.matchers.backend.QueryEvaluationHint; |
8 | import org.eclipse.viatra.query.runtime.rete.matcher.ReteBackendFactory; | 8 | import org.eclipse.viatra.query.runtime.rete.matcher.ReteBackendFactory; |
9 | import tools.refinery.store.adapter.AbstractModelAdapterBuilder; | 9 | import tools.refinery.store.adapter.AbstractModelAdapterBuilder; |
10 | import tools.refinery.store.model.ModelStore; | 10 | import tools.refinery.store.model.ModelStore; |
11 | import tools.refinery.store.model.ModelStoreBuilder; | 11 | import tools.refinery.store.model.ModelStoreBuilder; |
12 | import tools.refinery.store.query.Dnf; | 12 | import tools.refinery.store.query.dnf.AnyQuery; |
13 | import tools.refinery.store.query.dnf.Dnf; | ||
13 | import tools.refinery.store.query.viatra.ViatraModelQueryBuilder; | 14 | import tools.refinery.store.query.viatra.ViatraModelQueryBuilder; |
15 | import tools.refinery.store.query.viatra.internal.localsearch.FlatCostFunction; | ||
16 | import tools.refinery.store.query.viatra.internal.localsearch.RelationalLocalSearchBackendFactory; | ||
17 | import tools.refinery.store.query.viatra.internal.matcher.RawPatternMatcher; | ||
14 | import tools.refinery.store.query.viatra.internal.pquery.Dnf2PQuery; | 18 | import tools.refinery.store.query.viatra.internal.pquery.Dnf2PQuery; |
15 | import tools.refinery.store.query.viatra.internal.pquery.RawPatternMatcher; | ||
16 | 19 | ||
17 | import java.util.*; | 20 | import java.util.*; |
18 | import java.util.function.Function; | 21 | import java.util.function.Function; |
19 | 22 | ||
20 | public class ViatraModelQueryBuilderImpl extends AbstractModelAdapterBuilder implements ViatraModelQueryBuilder { | 23 | public class ViatraModelQueryBuilderImpl extends AbstractModelAdapterBuilder implements ViatraModelQueryBuilder { |
21 | private ViatraQueryEngineOptions.Builder engineOptionsBuilder; | 24 | private ViatraQueryEngineOptions.Builder engineOptionsBuilder; |
25 | private QueryEvaluationHint defaultHint = new QueryEvaluationHint(Map.of( | ||
26 | // Use a cost function that ignores the initial (empty) model but allows higher arity input keys. | ||
27 | LocalSearchHintOptions.PLANNER_COST_FUNCTION, new FlatCostFunction() | ||
28 | ), (IQueryBackendFactory) null); | ||
22 | private final Dnf2PQuery dnf2PQuery = new Dnf2PQuery(); | 29 | private final Dnf2PQuery dnf2PQuery = new Dnf2PQuery(); |
23 | private final Set<Dnf> vacuousQueries = new LinkedHashSet<>(); | 30 | private final Set<AnyQuery> vacuousQueries = new LinkedHashSet<>(); |
24 | private final Map<Dnf, IQuerySpecification<RawPatternMatcher>> querySpecifications = new LinkedHashMap<>(); | 31 | private final Map<AnyQuery, IQuerySpecification<RawPatternMatcher>> querySpecifications = new LinkedHashMap<>(); |
25 | 32 | ||
26 | public ViatraModelQueryBuilderImpl(ModelStoreBuilder storeBuilder) { | 33 | public ViatraModelQueryBuilderImpl(ModelStoreBuilder storeBuilder) { |
27 | super(storeBuilder); | 34 | super(storeBuilder); |
28 | engineOptionsBuilder = new ViatraQueryEngineOptions.Builder() | 35 | engineOptionsBuilder = new ViatraQueryEngineOptions.Builder() |
29 | .withDefaultBackend(ReteBackendFactory.INSTANCE) | 36 | .withDefaultBackend(ReteBackendFactory.INSTANCE) |
30 | .withDefaultCachingBackend(ReteBackendFactory.INSTANCE) | 37 | .withDefaultCachingBackend(ReteBackendFactory.INSTANCE) |
31 | .withDefaultSearchBackend(LocalSearchGenericBackendFactory.INSTANCE); | 38 | .withDefaultSearchBackend(RelationalLocalSearchBackendFactory.INSTANCE); |
32 | } | 39 | } |
33 | 40 | ||
34 | @Override | 41 | @Override |
@@ -39,7 +46,7 @@ public class ViatraModelQueryBuilderImpl extends AbstractModelAdapterBuilder imp | |||
39 | 46 | ||
40 | @Override | 47 | @Override |
41 | public ViatraModelQueryBuilder defaultHint(QueryEvaluationHint queryEvaluationHint) { | 48 | public ViatraModelQueryBuilder defaultHint(QueryEvaluationHint queryEvaluationHint) { |
42 | engineOptionsBuilder.withDefaultHint(queryEvaluationHint); | 49 | defaultHint = defaultHint.overrideBy(queryEvaluationHint); |
43 | return this; | 50 | return this; |
44 | } | 51 | } |
45 | 52 | ||
@@ -62,15 +69,16 @@ public class ViatraModelQueryBuilderImpl extends AbstractModelAdapterBuilder imp | |||
62 | } | 69 | } |
63 | 70 | ||
64 | @Override | 71 | @Override |
65 | public ViatraModelQueryBuilder query(Dnf query) { | 72 | public ViatraModelQueryBuilder query(AnyQuery query) { |
66 | if (querySpecifications.containsKey(query) || vacuousQueries.contains(query)) { | 73 | if (querySpecifications.containsKey(query) || vacuousQueries.contains(query)) { |
67 | // Ignore duplicate queries. | 74 | // Ignore duplicate queries. |
68 | return this; | 75 | return this; |
69 | } | 76 | } |
70 | var reduction = query.getReduction(); | 77 | var dnf = query.getDnf(); |
78 | var reduction = dnf.getReduction(); | ||
71 | switch (reduction) { | 79 | switch (reduction) { |
72 | case NOT_REDUCIBLE -> { | 80 | case NOT_REDUCIBLE -> { |
73 | var pQuery = dnf2PQuery.translate(query); | 81 | var pQuery = dnf2PQuery.translate(dnf); |
74 | querySpecifications.put(query, pQuery.build()); | 82 | querySpecifications.put(query, pQuery.build()); |
75 | } | 83 | } |
76 | case ALWAYS_FALSE -> vacuousQueries.add(query); | 84 | case ALWAYS_FALSE -> vacuousQueries.add(query); |
@@ -82,9 +90,9 @@ public class ViatraModelQueryBuilderImpl extends AbstractModelAdapterBuilder imp | |||
82 | } | 90 | } |
83 | 91 | ||
84 | @Override | 92 | @Override |
85 | public ViatraModelQueryBuilder query(Dnf query, QueryEvaluationHint queryEvaluationHint) { | 93 | public ViatraModelQueryBuilder query(AnyQuery query, QueryEvaluationHint queryEvaluationHint) { |
94 | hint(query.getDnf(), queryEvaluationHint); | ||
86 | query(query); | 95 | query(query); |
87 | hint(query, queryEvaluationHint); | ||
88 | return this; | 96 | return this; |
89 | } | 97 | } |
90 | 98 | ||
@@ -96,26 +104,35 @@ public class ViatraModelQueryBuilderImpl extends AbstractModelAdapterBuilder imp | |||
96 | 104 | ||
97 | @Override | 105 | @Override |
98 | public ViatraModelQueryBuilder hint(Dnf dnf, QueryEvaluationHint queryEvaluationHint) { | 106 | public ViatraModelQueryBuilder hint(Dnf dnf, QueryEvaluationHint queryEvaluationHint) { |
99 | var pQuery = dnf2PQuery.getAlreadyTranslated(dnf); | 107 | dnf2PQuery.hint(dnf, queryEvaluationHint); |
100 | if (pQuery == null) { | ||
101 | if (vacuousQueries.contains(dnf)) { | ||
102 | // Ignore hits for queries that will never be executed by the query engine. | ||
103 | return this; | ||
104 | } | ||
105 | throw new IllegalArgumentException( | ||
106 | "Cannot specify hint for %s, because it was not added to the query engine".formatted(dnf.name())); | ||
107 | } | ||
108 | pQuery.setEvaluationHints(pQuery.getEvaluationHints().overrideBy(queryEvaluationHint)); | ||
109 | return this; | 108 | return this; |
110 | } | 109 | } |
111 | 110 | ||
112 | @Override | 111 | @Override |
113 | public ViatraModelQueryStoreAdapterImpl createStoreAdapter(ModelStore store) { | 112 | public ViatraModelQueryStoreAdapterImpl createStoreAdapter(ModelStore store) { |
114 | validateSymbols(store); | 113 | validateSymbols(store); |
115 | return new ViatraModelQueryStoreAdapterImpl(store, engineOptionsBuilder.build(), dnf2PQuery.getRelationViews(), | 114 | dnf2PQuery.assertNoUnusedHints(); |
115 | return new ViatraModelQueryStoreAdapterImpl(store, buildEngineOptions(), dnf2PQuery.getRelationViews(), | ||
116 | Collections.unmodifiableMap(querySpecifications), Collections.unmodifiableSet(vacuousQueries)); | 116 | Collections.unmodifiableMap(querySpecifications), Collections.unmodifiableSet(vacuousQueries)); |
117 | } | 117 | } |
118 | 118 | ||
119 | private ViatraQueryEngineOptions buildEngineOptions() { | ||
120 | // Workaround: manually override the default backend, because {@link ViatraQueryEngineOptions.Builder} | ||
121 | // ignores all backend requirements except {@code SPECIFIC}. | ||
122 | switch (defaultHint.getQueryBackendRequirementType()) { | ||
123 | case SPECIFIC -> engineOptionsBuilder.withDefaultBackend(defaultHint.getQueryBackendFactory()); | ||
124 | case DEFAULT_CACHING -> engineOptionsBuilder.withDefaultBackend( | ||
125 | engineOptionsBuilder.build().getDefaultCachingBackendFactory()); | ||
126 | case DEFAULT_SEARCH -> engineOptionsBuilder.withDefaultBackend( | ||
127 | engineOptionsBuilder.build().getDefaultSearchBackendFactory()); | ||
128 | case UNSPECIFIED -> { | ||
129 | // Nothing to do, leave the default backend unchanged. | ||
130 | } | ||
131 | } | ||
132 | engineOptionsBuilder.withDefaultHint(defaultHint); | ||
133 | return engineOptionsBuilder.build(); | ||
134 | } | ||
135 | |||
119 | private void validateSymbols(ModelStore store) { | 136 | private void validateSymbols(ModelStore store) { |
120 | var symbols = store.getSymbols(); | 137 | var symbols = store.getSymbols(); |
121 | for (var relationView : dnf2PQuery.getRelationViews().keySet()) { | 138 | for (var relationView : dnf2PQuery.getRelationViews().keySet()) { |
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/ViatraModelQueryStoreAdapterImpl.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/ViatraModelQueryStoreAdapterImpl.java index 00660d0b..04c48c43 100644 --- a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/ViatraModelQueryStoreAdapterImpl.java +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/ViatraModelQueryStoreAdapterImpl.java | |||
@@ -5,9 +5,9 @@ import org.eclipse.viatra.query.runtime.api.ViatraQueryEngineOptions; | |||
5 | import org.eclipse.viatra.query.runtime.matchers.context.IInputKey; | 5 | import org.eclipse.viatra.query.runtime.matchers.context.IInputKey; |
6 | import tools.refinery.store.model.Model; | 6 | import tools.refinery.store.model.Model; |
7 | import tools.refinery.store.model.ModelStore; | 7 | import tools.refinery.store.model.ModelStore; |
8 | import tools.refinery.store.query.Dnf; | 8 | import tools.refinery.store.query.dnf.AnyQuery; |
9 | import tools.refinery.store.query.viatra.ViatraModelQueryStoreAdapter; | 9 | import tools.refinery.store.query.viatra.ViatraModelQueryStoreAdapter; |
10 | import tools.refinery.store.query.viatra.internal.pquery.RawPatternMatcher; | 10 | import tools.refinery.store.query.viatra.internal.matcher.RawPatternMatcher; |
11 | import tools.refinery.store.query.view.AnyRelationView; | 11 | import tools.refinery.store.query.view.AnyRelationView; |
12 | 12 | ||
13 | import java.util.*; | 13 | import java.util.*; |
@@ -16,20 +16,20 @@ public class ViatraModelQueryStoreAdapterImpl implements ViatraModelQueryStoreAd | |||
16 | private final ModelStore store; | 16 | private final ModelStore store; |
17 | private final ViatraQueryEngineOptions engineOptions; | 17 | private final ViatraQueryEngineOptions engineOptions; |
18 | private final Map<AnyRelationView, IInputKey> inputKeys; | 18 | private final Map<AnyRelationView, IInputKey> inputKeys; |
19 | private final Map<Dnf, IQuerySpecification<RawPatternMatcher>> querySpecifications; | 19 | private final Map<AnyQuery, IQuerySpecification<RawPatternMatcher>> querySpecifications; |
20 | private final Set<Dnf> vacuousQueries; | 20 | private final Set<AnyQuery> vacuousQueries; |
21 | private final Set<Dnf> allQueries; | 21 | private final Set<AnyQuery> allQueries; |
22 | 22 | ||
23 | ViatraModelQueryStoreAdapterImpl(ModelStore store, ViatraQueryEngineOptions engineOptions, | 23 | ViatraModelQueryStoreAdapterImpl(ModelStore store, ViatraQueryEngineOptions engineOptions, |
24 | Map<AnyRelationView, IInputKey> inputKeys, | 24 | Map<AnyRelationView, IInputKey> inputKeys, |
25 | Map<Dnf, IQuerySpecification<RawPatternMatcher>> querySpecifications, | 25 | Map<AnyQuery, IQuerySpecification<RawPatternMatcher>> querySpecifications, |
26 | Set<Dnf> vacuousQueries) { | 26 | Set<AnyQuery> vacuousQueries) { |
27 | this.store = store; | 27 | this.store = store; |
28 | this.engineOptions = engineOptions; | 28 | this.engineOptions = engineOptions; |
29 | this.inputKeys = inputKeys; | 29 | this.inputKeys = inputKeys; |
30 | this.querySpecifications = querySpecifications; | 30 | this.querySpecifications = querySpecifications; |
31 | this.vacuousQueries = vacuousQueries; | 31 | this.vacuousQueries = vacuousQueries; |
32 | var mutableAllQueries = new LinkedHashSet<Dnf>(querySpecifications.size() + vacuousQueries.size()); | 32 | var mutableAllQueries = new LinkedHashSet<AnyQuery>(querySpecifications.size() + vacuousQueries.size()); |
33 | mutableAllQueries.addAll(querySpecifications.keySet()); | 33 | mutableAllQueries.addAll(querySpecifications.keySet()); |
34 | mutableAllQueries.addAll(vacuousQueries); | 34 | mutableAllQueries.addAll(vacuousQueries); |
35 | this.allQueries = Collections.unmodifiableSet(mutableAllQueries); | 35 | this.allQueries = Collections.unmodifiableSet(mutableAllQueries); |
@@ -49,15 +49,15 @@ public class ViatraModelQueryStoreAdapterImpl implements ViatraModelQueryStoreAd | |||
49 | } | 49 | } |
50 | 50 | ||
51 | @Override | 51 | @Override |
52 | public Collection<Dnf> getQueries() { | 52 | public Collection<AnyQuery> getQueries() { |
53 | return allQueries; | 53 | return allQueries; |
54 | } | 54 | } |
55 | 55 | ||
56 | Map<Dnf, IQuerySpecification<RawPatternMatcher>> getQuerySpecifications() { | 56 | Map<AnyQuery, IQuerySpecification<RawPatternMatcher>> getQuerySpecifications() { |
57 | return querySpecifications; | 57 | return querySpecifications; |
58 | } | 58 | } |
59 | 59 | ||
60 | Set<Dnf> getVacuousQueries() { | 60 | Set<AnyQuery> getVacuousQueries() { |
61 | return vacuousQueries; | 61 | return vacuousQueries; |
62 | } | 62 | } |
63 | 63 | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/context/RelationalQueryMetaContext.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/context/RelationalQueryMetaContext.java index cba3fa08..d2c6beb4 100644 --- a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/context/RelationalQueryMetaContext.java +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/context/RelationalQueryMetaContext.java | |||
@@ -3,6 +3,8 @@ package tools.refinery.store.query.viatra.internal.context; | |||
3 | import org.eclipse.viatra.query.runtime.matchers.context.AbstractQueryMetaContext; | 3 | import org.eclipse.viatra.query.runtime.matchers.context.AbstractQueryMetaContext; |
4 | import org.eclipse.viatra.query.runtime.matchers.context.IInputKey; | 4 | import org.eclipse.viatra.query.runtime.matchers.context.IInputKey; |
5 | import org.eclipse.viatra.query.runtime.matchers.context.InputKeyImplication; | 5 | import org.eclipse.viatra.query.runtime.matchers.context.InputKeyImplication; |
6 | import org.eclipse.viatra.query.runtime.matchers.context.common.JavaTransitiveInstancesKey; | ||
7 | import tools.refinery.store.query.term.DataSort; | ||
6 | import tools.refinery.store.query.viatra.internal.pquery.RelationViewWrapper; | 8 | import tools.refinery.store.query.viatra.internal.pquery.RelationViewWrapper; |
7 | import tools.refinery.store.query.view.AnyRelationView; | 9 | import tools.refinery.store.query.view.AnyRelationView; |
8 | 10 | ||
@@ -37,6 +39,9 @@ public class RelationalQueryMetaContext extends AbstractQueryMetaContext { | |||
37 | 39 | ||
38 | @Override | 40 | @Override |
39 | public Collection<InputKeyImplication> getImplications(IInputKey implyingKey) { | 41 | public Collection<InputKeyImplication> getImplications(IInputKey implyingKey) { |
42 | if (implyingKey instanceof JavaTransitiveInstancesKey) { | ||
43 | return List.of(); | ||
44 | } | ||
40 | var relationView = checkKey(implyingKey); | 45 | var relationView = checkKey(implyingKey); |
41 | var relationViewImplications = relationView.getImpliedRelationViews(); | 46 | var relationViewImplications = relationView.getImpliedRelationViews(); |
42 | var inputKeyImplications = new HashSet<InputKeyImplication>(relationViewImplications.size()); | 47 | var inputKeyImplications = new HashSet<InputKeyImplication>(relationViewImplications.size()); |
@@ -52,11 +57,25 @@ public class RelationalQueryMetaContext extends AbstractQueryMetaContext { | |||
52 | relationViewImplication.impliedIndices())); | 57 | relationViewImplication.impliedIndices())); |
53 | } | 58 | } |
54 | } | 59 | } |
60 | var sorts = relationView.getSorts(); | ||
61 | int arity = relationView.arity(); | ||
62 | for (int i = 0; i < arity; i++) { | ||
63 | var sort = sorts.get(i); | ||
64 | if (sort instanceof DataSort<?> dataSort) { | ||
65 | var javaTransitiveInstancesKey = new JavaTransitiveInstancesKey(dataSort.type()); | ||
66 | var javaImplication = new InputKeyImplication(implyingKey, javaTransitiveInstancesKey, | ||
67 | List.of(i)); | ||
68 | inputKeyImplications.add(javaImplication); | ||
69 | } | ||
70 | } | ||
55 | return inputKeyImplications; | 71 | return inputKeyImplications; |
56 | } | 72 | } |
57 | 73 | ||
58 | @Override | 74 | @Override |
59 | public Map<Set<Integer>, Set<Integer>> getFunctionalDependencies(IInputKey key) { | 75 | public Map<Set<Integer>, Set<Integer>> getFunctionalDependencies(IInputKey key) { |
76 | if (key instanceof JavaTransitiveInstancesKey) { | ||
77 | return Map.of(); | ||
78 | } | ||
60 | var relationView = checkKey(key); | 79 | var relationView = checkKey(key); |
61 | var functionalDependencies = relationView.getFunctionalDependencies(); | 80 | var functionalDependencies = relationView.getFunctionalDependencies(); |
62 | var flattened = new HashMap<Set<Integer>, Set<Integer>>(functionalDependencies.size()); | 81 | var flattened = new HashMap<Set<Integer>, Set<Integer>>(functionalDependencies.size()); |
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/context/RelationalRuntimeContext.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/context/RelationalRuntimeContext.java index 01d20d3e..854817b1 100644 --- a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/context/RelationalRuntimeContext.java +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/context/RelationalRuntimeContext.java | |||
@@ -54,7 +54,8 @@ public class RelationalRuntimeContext implements IQueryRuntimeContext { | |||
54 | 54 | ||
55 | @Override | 55 | @Override |
56 | public boolean isIndexed(IInputKey key, IndexingService service) { | 56 | public boolean isIndexed(IInputKey key, IndexingService service) { |
57 | if (key instanceof AnyRelationView relationalKey) { | 57 | if (key instanceof RelationViewWrapper wrapper) { |
58 | var relationalKey = wrapper.getWrappedKey(); | ||
58 | return this.modelUpdateListener.containsRelationView(relationalKey); | 59 | return this.modelUpdateListener.containsRelationView(relationalKey); |
59 | } else { | 60 | } else { |
60 | return false; | 61 | return false; |
@@ -83,10 +84,7 @@ public class RelationalRuntimeContext implements IQueryRuntimeContext { | |||
83 | 84 | ||
84 | @Override | 85 | @Override |
85 | public int countTuples(IInputKey key, TupleMask seedMask, ITuple seed) { | 86 | public int countTuples(IInputKey key, TupleMask seedMask, ITuple seed) { |
86 | var relationViewKey = checkKey(key); | 87 | Iterator<Object[]> iterator = enumerate(key, seedMask, seed).iterator(); |
87 | Iterable<Object[]> allObjects = relationViewKey.getAll(model); | ||
88 | Iterable<Object[]> filteredBySeed = filter(allObjects, objectArray -> isMatching(objectArray, seedMask, seed)); | ||
89 | Iterator<Object[]> iterator = filteredBySeed.iterator(); | ||
90 | int result = 0; | 88 | int result = 0; |
91 | while (iterator.hasNext()) { | 89 | while (iterator.hasNext()) { |
92 | iterator.next(); | 90 | iterator.next(); |
@@ -102,13 +100,25 @@ public class RelationalRuntimeContext implements IQueryRuntimeContext { | |||
102 | 100 | ||
103 | @Override | 101 | @Override |
104 | public Iterable<Tuple> enumerateTuples(IInputKey key, TupleMask seedMask, ITuple seed) { | 102 | public Iterable<Tuple> enumerateTuples(IInputKey key, TupleMask seedMask, ITuple seed) { |
103 | var filteredBySeed = enumerate(key, seedMask, seed); | ||
104 | return map(filteredBySeed, Tuples::flatTupleOf); | ||
105 | } | ||
106 | |||
107 | @Override | ||
108 | public Iterable<?> enumerateValues(IInputKey key, TupleMask seedMask, ITuple seed) { | ||
109 | var index = seedMask.getFirstOmittedIndex().orElseThrow( | ||
110 | () -> new IllegalArgumentException("Seed mask does not omit a value")); | ||
111 | var filteredBySeed = enumerate(key, seedMask, seed); | ||
112 | return map(filteredBySeed, array -> array[index]); | ||
113 | } | ||
114 | |||
115 | private Iterable<Object[]> enumerate(IInputKey key, TupleMask seedMask, ITuple seed) { | ||
105 | var relationViewKey = checkKey(key); | 116 | var relationViewKey = checkKey(key); |
106 | Iterable<Object[]> allObjects = relationViewKey.getAll(model); | 117 | Iterable<Object[]> allObjects = relationViewKey.getAll(model); |
107 | Iterable<Object[]> filteredBySeed = filter(allObjects, objectArray -> isMatching(objectArray, seedMask, seed)); | 118 | return filter(allObjects, objectArray -> isMatching(objectArray, seedMask, seed)); |
108 | return map(filteredBySeed, Tuples::flatTupleOf); | ||
109 | } | 119 | } |
110 | 120 | ||
111 | private boolean isMatching(Object[] tuple, TupleMask seedMask, ITuple seed) { | 121 | private static boolean isMatching(Object[] tuple, TupleMask seedMask, ITuple seed) { |
112 | for (int i = 0; i < seedMask.indices.length; i++) { | 122 | for (int i = 0; i < seedMask.indices.length; i++) { |
113 | final Object seedElement = seed.get(i); | 123 | final Object seedElement = seed.get(i); |
114 | final Object tupleElement = tuple[seedMask.indices[i]]; | 124 | final Object tupleElement = tuple[seedMask.indices[i]]; |
@@ -120,11 +130,6 @@ public class RelationalRuntimeContext implements IQueryRuntimeContext { | |||
120 | } | 130 | } |
121 | 131 | ||
122 | @Override | 132 | @Override |
123 | public Iterable<?> enumerateValues(IInputKey key, TupleMask seedMask, ITuple seed) { | ||
124 | return enumerateTuples(key, seedMask, seed); | ||
125 | } | ||
126 | |||
127 | @Override | ||
128 | public boolean containsTuple(IInputKey key, ITuple seed) { | 133 | public boolean containsTuple(IInputKey key, ITuple seed) { |
129 | var relationViewKey = checkKey(key); | 134 | var relationViewKey = checkKey(key); |
130 | return relationViewKey.get(model, seed.getElements()); | 135 | return relationViewKey.get(model, seed.getElements()); |
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/ExtendOperationExecutor.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/ExtendOperationExecutor.java new file mode 100644 index 00000000..2d3dd5a7 --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/ExtendOperationExecutor.java | |||
@@ -0,0 +1,75 @@ | |||
1 | /******************************************************************************* | ||
2 | * Copyright (c) 2010-2013, Zoltan Ujhelyi, Akos Horvath, Istvan Rath and Daniel Varro | ||
3 | * This program and the accompanying materials are made available under the | ||
4 | * terms of the Eclipse Public License v. 2.0 which is available at | ||
5 | * http://www.eclipse.org/legal/epl-v20.html. | ||
6 | * SPDX-License-Identifier: EPL-2.0 | ||
7 | *******************************************************************************/ | ||
8 | package tools.refinery.store.query.viatra.internal.localsearch; | ||
9 | |||
10 | import org.eclipse.viatra.query.runtime.localsearch.MatchingFrame; | ||
11 | import org.eclipse.viatra.query.runtime.localsearch.matcher.ISearchContext; | ||
12 | import org.eclipse.viatra.query.runtime.localsearch.operations.ISearchOperation.ISearchOperationExecutor; | ||
13 | |||
14 | import java.util.Iterator; | ||
15 | |||
16 | /** | ||
17 | * An operation that can be used to enumerate all possible values for a single position based on a constraint | ||
18 | * @author Zoltan Ujhelyi, Akos Horvath | ||
19 | * @since 2.0 | ||
20 | */ | ||
21 | abstract class ExtendOperationExecutor<T> implements ISearchOperationExecutor { | ||
22 | |||
23 | private Iterator<? extends T> it; | ||
24 | |||
25 | /** | ||
26 | * Returns an iterator with the possible options from the current state | ||
27 | * @since 2.0 | ||
28 | */ | ||
29 | @SuppressWarnings("squid:S1452") | ||
30 | protected abstract Iterator<? extends T> getIterator(MatchingFrame frame, ISearchContext context); | ||
31 | /** | ||
32 | * Updates the frame with the next element of the iterator. Called during {@link #execute(MatchingFrame, ISearchContext)}. | ||
33 | * | ||
34 | * @return true if the update is successful or false otherwise; in case of false is returned, the next element should be taken from the iterator. | ||
35 | * @since 2.0 | ||
36 | */ | ||
37 | protected abstract boolean fillInValue(T newValue, MatchingFrame frame, ISearchContext context); | ||
38 | |||
39 | /** | ||
40 | * Restores the frame to the state before {@link #fillInValue(Object, MatchingFrame, ISearchContext)}. Called during | ||
41 | * {@link #onBacktrack(MatchingFrame, ISearchContext)}. | ||
42 | * | ||
43 | * @since 2.0 | ||
44 | */ | ||
45 | protected abstract void cleanup(MatchingFrame frame, ISearchContext context); | ||
46 | |||
47 | @Override | ||
48 | public void onInitialize(MatchingFrame frame, ISearchContext context) { | ||
49 | it = getIterator(frame, context); | ||
50 | } | ||
51 | |||
52 | @Override | ||
53 | public void onBacktrack(MatchingFrame frame, ISearchContext context) { | ||
54 | it = null; | ||
55 | |||
56 | } | ||
57 | |||
58 | /** | ||
59 | * Fixed version of {@link org.eclipse.viatra.query.runtime.localsearch.operations.ExtendOperationExecutor#execute} | ||
60 | * that handles failed unification of variables correctly. | ||
61 | * @param frame The matching frame to extend. | ||
62 | * @param context The search context. | ||
63 | * @return {@code true} if an extension was found, {@code false} otherwise. | ||
64 | */ | ||
65 | @Override | ||
66 | public boolean execute(MatchingFrame frame, ISearchContext context) { | ||
67 | while (it.hasNext()) { | ||
68 | var newValue = it.next(); | ||
69 | if (fillInValue(newValue, frame, context)) { | ||
70 | return true; | ||
71 | } | ||
72 | } | ||
73 | return false; | ||
74 | } | ||
75 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/ExtendPositivePatternCall.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/ExtendPositivePatternCall.java new file mode 100644 index 00000000..aaaece80 --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/ExtendPositivePatternCall.java | |||
@@ -0,0 +1,116 @@ | |||
1 | /******************************************************************************* | ||
2 | * Copyright (c) 2010-2016, Grill Balázs, IncQueryLabs | ||
3 | * This program and the accompanying materials are made available under the | ||
4 | * terms of the Eclipse Public License v. 2.0 which is available at | ||
5 | * http://www.eclipse.org/legal/epl-v20.html. | ||
6 | * SPDX-License-Identifier: EPL-2.0 | ||
7 | *******************************************************************************/ | ||
8 | package tools.refinery.store.query.viatra.internal.localsearch; | ||
9 | |||
10 | import org.eclipse.viatra.query.runtime.localsearch.MatchingFrame; | ||
11 | import org.eclipse.viatra.query.runtime.localsearch.matcher.ISearchContext; | ||
12 | import org.eclipse.viatra.query.runtime.localsearch.operations.IPatternMatcherOperation; | ||
13 | import org.eclipse.viatra.query.runtime.localsearch.operations.ISearchOperation; | ||
14 | import org.eclipse.viatra.query.runtime.localsearch.operations.util.CallInformation; | ||
15 | import org.eclipse.viatra.query.runtime.matchers.backend.IQueryResultProvider; | ||
16 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuple; | ||
17 | import org.eclipse.viatra.query.runtime.matchers.tuple.TupleMask; | ||
18 | import org.eclipse.viatra.query.runtime.matchers.tuple.VolatileModifiableMaskedTuple; | ||
19 | |||
20 | import java.util.Iterator; | ||
21 | import java.util.List; | ||
22 | import java.util.function.Function; | ||
23 | |||
24 | /** | ||
25 | * @author Grill Balázs | ||
26 | * @since 1.4 | ||
27 | * | ||
28 | */ | ||
29 | public class ExtendPositivePatternCall implements ISearchOperation, IPatternMatcherOperation { | ||
30 | |||
31 | private class Executor extends ExtendOperationExecutor<Tuple> { | ||
32 | private final VolatileModifiableMaskedTuple maskedTuple; | ||
33 | |||
34 | public Executor() { | ||
35 | maskedTuple = new VolatileModifiableMaskedTuple(information.getThinFrameMask()); | ||
36 | } | ||
37 | |||
38 | @Override | ||
39 | protected Iterator<? extends Tuple> getIterator(MatchingFrame frame, ISearchContext context) { | ||
40 | maskedTuple.updateTuple(frame); | ||
41 | IQueryResultProvider matcher = context.getMatcher(information.getCallWithAdornment()); | ||
42 | return matcher.getAllMatches(information.getParameterMask(), maskedTuple).iterator(); | ||
43 | } | ||
44 | |||
45 | /** | ||
46 | * @since 2.0 | ||
47 | */ | ||
48 | @Override | ||
49 | protected boolean fillInValue(Tuple result, MatchingFrame frame, ISearchContext context) { | ||
50 | TupleMask mask = information.getFullFrameMask(); | ||
51 | // The first loop clears out the elements from a possible previous iteration | ||
52 | for(int i : information.getFreeParameterIndices()) { | ||
53 | mask.set(frame, i, null); | ||
54 | } | ||
55 | for(int i : information.getFreeParameterIndices()) { | ||
56 | Object oldValue = mask.getValue(frame, i); | ||
57 | Object valueToFill = result.get(i); | ||
58 | if (oldValue != null && !oldValue.equals(valueToFill)){ | ||
59 | // If the inverse map contains more than one values for the same key, it means that these arguments are unified by the caller. | ||
60 | // In this case if the callee assigns different values the frame shall be dropped | ||
61 | return false; | ||
62 | } | ||
63 | mask.set(frame, i, valueToFill); | ||
64 | } | ||
65 | return true; | ||
66 | } | ||
67 | |||
68 | @Override | ||
69 | protected void cleanup(MatchingFrame frame, ISearchContext context) { | ||
70 | TupleMask mask = information.getFullFrameMask(); | ||
71 | for(int i : information.getFreeParameterIndices()){ | ||
72 | mask.set(frame, i, null); | ||
73 | } | ||
74 | |||
75 | } | ||
76 | |||
77 | @Override | ||
78 | public ISearchOperation getOperation() { | ||
79 | return ExtendPositivePatternCall.this; | ||
80 | } | ||
81 | } | ||
82 | |||
83 | private final CallInformation information; | ||
84 | |||
85 | /** | ||
86 | * @since 1.7 | ||
87 | */ | ||
88 | public ExtendPositivePatternCall(CallInformation information) { | ||
89 | this.information = information; | ||
90 | } | ||
91 | |||
92 | @Override | ||
93 | public ISearchOperationExecutor createExecutor() { | ||
94 | return new Executor(); | ||
95 | } | ||
96 | |||
97 | @Override | ||
98 | public List<Integer> getVariablePositions() { | ||
99 | return information.getVariablePositions(); | ||
100 | } | ||
101 | |||
102 | @Override | ||
103 | public String toString() { | ||
104 | return toString(Object::toString); | ||
105 | } | ||
106 | |||
107 | @Override | ||
108 | public String toString(@SuppressWarnings("squid:S4276") Function<Integer, String> variableMapping) { | ||
109 | return "extend find " + information.toString(variableMapping); | ||
110 | } | ||
111 | |||
112 | @Override | ||
113 | public CallInformation getCallInformation() { | ||
114 | return information; | ||
115 | } | ||
116 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/FlatCostFunction.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/FlatCostFunction.java new file mode 100644 index 00000000..84cab142 --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/FlatCostFunction.java | |||
@@ -0,0 +1,30 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.localsearch; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.localsearch.planner.cost.IConstraintEvaluationContext; | ||
4 | import org.eclipse.viatra.query.runtime.localsearch.planner.cost.impl.StatisticsBasedConstraintCostFunction; | ||
5 | import org.eclipse.viatra.query.runtime.matchers.context.IInputKey; | ||
6 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.TypeConstraint; | ||
7 | import org.eclipse.viatra.query.runtime.matchers.tuple.TupleMask; | ||
8 | import org.eclipse.viatra.query.runtime.matchers.util.Accuracy; | ||
9 | |||
10 | import java.util.Optional; | ||
11 | |||
12 | public class FlatCostFunction extends StatisticsBasedConstraintCostFunction { | ||
13 | public FlatCostFunction() { | ||
14 | // No inverse navigation penalty thanks to relational storage. | ||
15 | super(0); | ||
16 | } | ||
17 | |||
18 | @Override | ||
19 | public Optional<Long> projectionSize(IConstraintEvaluationContext input, IInputKey supplierKey, TupleMask groupMask, Accuracy requiredAccuracy) { | ||
20 | // We always start from an empty model, where every projection is of size 0. | ||
21 | // Therefore, projection size estimation is meaningless. | ||
22 | return Optional.empty(); | ||
23 | } | ||
24 | |||
25 | @Override | ||
26 | protected double _calculateCost(TypeConstraint constraint, IConstraintEvaluationContext input) { | ||
27 | // Assume a flat cost for each relation. Maybe adjust in the future if we perform indexing? | ||
28 | return DEFAULT_COST; | ||
29 | } | ||
30 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/GenericTypeExtend.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/GenericTypeExtend.java new file mode 100644 index 00000000..64653658 --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/GenericTypeExtend.java | |||
@@ -0,0 +1,136 @@ | |||
1 | /******************************************************************************* | ||
2 | * Copyright (c) 2010-2017, Zoltan Ujhelyi, IncQuery Labs Ltd. | ||
3 | * This program and the accompanying materials are made available under the | ||
4 | * terms of the Eclipse Public License v. 2.0 which is available at | ||
5 | * http://www.eclipse.org/legal/epl-v20.html. | ||
6 | * SPDX-License-Identifier: EPL-2.0 | ||
7 | *******************************************************************************/ | ||
8 | package tools.refinery.store.query.viatra.internal.localsearch; | ||
9 | |||
10 | import org.eclipse.viatra.query.runtime.localsearch.MatchingFrame; | ||
11 | import org.eclipse.viatra.query.runtime.localsearch.matcher.ISearchContext; | ||
12 | import org.eclipse.viatra.query.runtime.localsearch.operations.IIteratingSearchOperation; | ||
13 | import org.eclipse.viatra.query.runtime.localsearch.operations.ISearchOperation; | ||
14 | import org.eclipse.viatra.query.runtime.matchers.context.IInputKey; | ||
15 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuple; | ||
16 | import org.eclipse.viatra.query.runtime.matchers.tuple.TupleMask; | ||
17 | import org.eclipse.viatra.query.runtime.matchers.tuple.VolatileMaskedTuple; | ||
18 | import org.eclipse.viatra.query.runtime.matchers.util.Preconditions; | ||
19 | |||
20 | import java.util.*; | ||
21 | import java.util.function.Function; | ||
22 | import java.util.stream.Collectors; | ||
23 | |||
24 | /** | ||
25 | * @author Zoltan Ujhelyi | ||
26 | * @since 1.7 | ||
27 | */ | ||
28 | public class GenericTypeExtend implements IIteratingSearchOperation { | ||
29 | private class Executor extends ExtendOperationExecutor<Tuple> { | ||
30 | private final VolatileMaskedTuple maskedTuple; | ||
31 | |||
32 | public Executor() { | ||
33 | this.maskedTuple = new VolatileMaskedTuple(callMask); | ||
34 | } | ||
35 | |||
36 | @Override | ||
37 | protected Iterator<? extends Tuple> getIterator(MatchingFrame frame, ISearchContext context) { | ||
38 | maskedTuple.updateTuple(frame); | ||
39 | return context.getRuntimeContext().enumerateTuples(type, indexerMask, maskedTuple).iterator(); | ||
40 | } | ||
41 | |||
42 | @Override | ||
43 | protected boolean fillInValue(Tuple newTuple, MatchingFrame frame, ISearchContext context) { | ||
44 | for (Integer position : unboundVariableIndices) { | ||
45 | frame.setValue(position, null); | ||
46 | } | ||
47 | for (int i = 0; i < positions.length; i++) { | ||
48 | Object newValue = newTuple.get(i); | ||
49 | Object oldValue = frame.getValue(positions[i]); | ||
50 | if (oldValue != null && !Objects.equals(oldValue, newValue)) { | ||
51 | // If positions tuple maps more than one values for the same element (e.g. loop), it means that | ||
52 | // these arguments are to unified by the caller. In this case if the callee assigns different values | ||
53 | // the frame shall be considered a failed match | ||
54 | return false; | ||
55 | } | ||
56 | frame.setValue(positions[i], newValue); | ||
57 | } | ||
58 | return true; | ||
59 | } | ||
60 | |||
61 | @Override | ||
62 | protected void cleanup(MatchingFrame frame, ISearchContext context) { | ||
63 | for (Integer position : unboundVariableIndices) { | ||
64 | frame.setValue(position, null); | ||
65 | } | ||
66 | } | ||
67 | |||
68 | @Override | ||
69 | public ISearchOperation getOperation() { | ||
70 | return GenericTypeExtend.this; | ||
71 | } | ||
72 | } | ||
73 | |||
74 | private final IInputKey type; | ||
75 | private final int[] positions; | ||
76 | private final List<Integer> positionList; | ||
77 | private final Set<Integer> unboundVariableIndices; | ||
78 | private final TupleMask indexerMask; | ||
79 | private final TupleMask callMask; | ||
80 | |||
81 | /** | ||
82 | * | ||
83 | * @param type | ||
84 | * the type to execute the extend operation on | ||
85 | * @param positions | ||
86 | * the parameter positions that represent the variables of the input key | ||
87 | * @param unboundVariableIndices | ||
88 | * the set of positions that are bound at the start of the operation | ||
89 | */ | ||
90 | public GenericTypeExtend(IInputKey type, int[] positions, TupleMask callMask, TupleMask indexerMask, Set<Integer> unboundVariableIndices) { | ||
91 | Preconditions.checkArgument(positions.length == type.getArity(), | ||
92 | "The type %s requires %d parameters, but %d positions are provided", type.getPrettyPrintableName(), | ||
93 | type.getArity(), positions.length); | ||
94 | List<Integer> modifiablePositionList = new ArrayList<>(); | ||
95 | for (int position : positions) { | ||
96 | modifiablePositionList.add(position); | ||
97 | } | ||
98 | this.positionList = Collections.unmodifiableList(modifiablePositionList); | ||
99 | this.positions = positions; | ||
100 | this.type = type; | ||
101 | |||
102 | this.unboundVariableIndices = unboundVariableIndices; | ||
103 | this.indexerMask = indexerMask; | ||
104 | this.callMask = callMask; | ||
105 | } | ||
106 | |||
107 | @Override | ||
108 | public IInputKey getIteratedInputKey() { | ||
109 | return type; | ||
110 | } | ||
111 | |||
112 | @Override | ||
113 | public ISearchOperationExecutor createExecutor() { | ||
114 | return new Executor(); | ||
115 | } | ||
116 | |||
117 | @Override | ||
118 | public List<Integer> getVariablePositions() { | ||
119 | return positionList; | ||
120 | } | ||
121 | |||
122 | @Override | ||
123 | public String toString() { | ||
124 | return toString(Object::toString); | ||
125 | } | ||
126 | |||
127 | @Override | ||
128 | public String toString(@SuppressWarnings("squid:S4276") Function<Integer, String> variableMapping) { | ||
129 | return "extend " + type.getPrettyPrintableName() + "(" | ||
130 | + positionList.stream() | ||
131 | .map(input -> String.format("%s%s", unboundVariableIndices.contains(input) ? "-" : "+", variableMapping.apply(input))) | ||
132 | .collect(Collectors.joining(", ")) | ||
133 | + ")"; | ||
134 | } | ||
135 | |||
136 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/RelationalLocalSearchBackendFactory.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/RelationalLocalSearchBackendFactory.java new file mode 100644 index 00000000..156eb313 --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/RelationalLocalSearchBackendFactory.java | |||
@@ -0,0 +1,55 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.localsearch; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.localsearch.matcher.integration.AbstractLocalSearchResultProvider; | ||
4 | import org.eclipse.viatra.query.runtime.localsearch.matcher.integration.LocalSearchBackend; | ||
5 | import org.eclipse.viatra.query.runtime.localsearch.matcher.integration.LocalSearchHints; | ||
6 | import org.eclipse.viatra.query.runtime.localsearch.plan.IPlanProvider; | ||
7 | import org.eclipse.viatra.query.runtime.localsearch.plan.SimplePlanProvider; | ||
8 | import org.eclipse.viatra.query.runtime.matchers.backend.IMatcherCapability; | ||
9 | import org.eclipse.viatra.query.runtime.matchers.backend.IQueryBackend; | ||
10 | import org.eclipse.viatra.query.runtime.matchers.backend.IQueryBackendFactory; | ||
11 | import org.eclipse.viatra.query.runtime.matchers.backend.QueryEvaluationHint; | ||
12 | import org.eclipse.viatra.query.runtime.matchers.context.IQueryBackendContext; | ||
13 | import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PQuery; | ||
14 | |||
15 | public class RelationalLocalSearchBackendFactory implements IQueryBackendFactory { | ||
16 | public static final RelationalLocalSearchBackendFactory INSTANCE = new RelationalLocalSearchBackendFactory(); | ||
17 | |||
18 | private RelationalLocalSearchBackendFactory() { | ||
19 | } | ||
20 | |||
21 | @Override | ||
22 | public IQueryBackend create(IQueryBackendContext context) { | ||
23 | return new LocalSearchBackend(context) { | ||
24 | // Create a new {@link IPlanProvider}, because the original {@link LocalSearchBackend#planProvider} is not | ||
25 | // accessible. | ||
26 | private final IPlanProvider planProvider = new SimplePlanProvider(context.getLogger()); | ||
27 | |||
28 | @Override | ||
29 | protected AbstractLocalSearchResultProvider initializeResultProvider(PQuery query, | ||
30 | QueryEvaluationHint hints) { | ||
31 | return new RelationalLocalSearchResultProvider(this, context, query, planProvider, hints); | ||
32 | } | ||
33 | |||
34 | @Override | ||
35 | public IQueryBackendFactory getFactory() { | ||
36 | return RelationalLocalSearchBackendFactory.this; | ||
37 | } | ||
38 | }; | ||
39 | } | ||
40 | |||
41 | @Override | ||
42 | public Class<? extends IQueryBackend> getBackendClass() { | ||
43 | return LocalSearchBackend.class; | ||
44 | } | ||
45 | |||
46 | @Override | ||
47 | public IMatcherCapability calculateRequiredCapability(PQuery pQuery, QueryEvaluationHint queryEvaluationHint) { | ||
48 | return LocalSearchHints.parse(queryEvaluationHint); | ||
49 | } | ||
50 | |||
51 | @Override | ||
52 | public boolean isCaching() { | ||
53 | return false; | ||
54 | } | ||
55 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/RelationalLocalSearchResultProvider.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/RelationalLocalSearchResultProvider.java new file mode 100644 index 00000000..be2a38ca --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/RelationalLocalSearchResultProvider.java | |||
@@ -0,0 +1,23 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.localsearch; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.localsearch.matcher.integration.AbstractLocalSearchResultProvider; | ||
4 | import org.eclipse.viatra.query.runtime.localsearch.matcher.integration.LocalSearchBackend; | ||
5 | import org.eclipse.viatra.query.runtime.localsearch.matcher.integration.LocalSearchHints; | ||
6 | import org.eclipse.viatra.query.runtime.localsearch.plan.IPlanProvider; | ||
7 | import org.eclipse.viatra.query.runtime.localsearch.planner.compiler.IOperationCompiler; | ||
8 | import org.eclipse.viatra.query.runtime.matchers.backend.QueryEvaluationHint; | ||
9 | import org.eclipse.viatra.query.runtime.matchers.context.IQueryBackendContext; | ||
10 | import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PQuery; | ||
11 | |||
12 | class RelationalLocalSearchResultProvider extends AbstractLocalSearchResultProvider { | ||
13 | public RelationalLocalSearchResultProvider(LocalSearchBackend backend, IQueryBackendContext context, PQuery query, | ||
14 | IPlanProvider planProvider, QueryEvaluationHint userHints) { | ||
15 | super(backend, context, query, planProvider, userHints); | ||
16 | } | ||
17 | |||
18 | @Override | ||
19 | protected IOperationCompiler getOperationCompiler(IQueryBackendContext backendContext, | ||
20 | LocalSearchHints configuration) { | ||
21 | return new RelationalOperationCompiler(runtimeContext); | ||
22 | } | ||
23 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/RelationalOperationCompiler.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/RelationalOperationCompiler.java new file mode 100644 index 00000000..b6832b39 --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/localsearch/RelationalOperationCompiler.java | |||
@@ -0,0 +1,65 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.localsearch; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.localsearch.operations.generic.GenericTypeExtendSingleValue; | ||
4 | import org.eclipse.viatra.query.runtime.localsearch.operations.util.CallInformation; | ||
5 | import org.eclipse.viatra.query.runtime.localsearch.planner.compiler.GenericOperationCompiler; | ||
6 | import org.eclipse.viatra.query.runtime.matchers.context.IInputKey; | ||
7 | import org.eclipse.viatra.query.runtime.matchers.context.IQueryRuntimeContext; | ||
8 | import org.eclipse.viatra.query.runtime.matchers.psystem.PVariable; | ||
9 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.PositivePatternCall; | ||
10 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.TypeConstraint; | ||
11 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuple; | ||
12 | import org.eclipse.viatra.query.runtime.matchers.tuple.TupleMask; | ||
13 | |||
14 | import java.util.*; | ||
15 | |||
16 | public class RelationalOperationCompiler extends GenericOperationCompiler { | ||
17 | public RelationalOperationCompiler(IQueryRuntimeContext runtimeContext) { | ||
18 | super(runtimeContext); | ||
19 | } | ||
20 | |||
21 | @Override | ||
22 | protected void createExtend(TypeConstraint typeConstraint, Map<PVariable, Integer> variableMapping) { | ||
23 | IInputKey inputKey = typeConstraint.getSupplierKey(); | ||
24 | Tuple tuple = typeConstraint.getVariablesTuple(); | ||
25 | |||
26 | int[] positions = new int[tuple.getSize()]; | ||
27 | List<Integer> boundVariableIndices = new ArrayList<>(); | ||
28 | List<Integer> boundVariables = new ArrayList<>(); | ||
29 | Set<Integer> unboundVariables = new HashSet<>(); | ||
30 | for (int i = 0; i < tuple.getSize(); i++) { | ||
31 | PVariable variable = (PVariable) tuple.get(i); | ||
32 | Integer position = variableMapping.get(variable); | ||
33 | positions[i] = position; | ||
34 | if (variableBindings.get(typeConstraint).contains(position)) { | ||
35 | boundVariableIndices.add(i); | ||
36 | boundVariables.add(position); | ||
37 | } else { | ||
38 | unboundVariables.add(position); | ||
39 | } | ||
40 | } | ||
41 | TupleMask indexerMask = TupleMask.fromSelectedIndices(inputKey.getArity(), boundVariableIndices); | ||
42 | TupleMask callMask = TupleMask.fromSelectedIndices(variableMapping.size(), boundVariables); | ||
43 | // If multiple tuple elements from the indexer should be bound to the same variable, we must use a | ||
44 | // {@link GenericTypeExtend} check whether the tuple elements have the same value. | ||
45 | if (unboundVariables.size() == 1 && indexerMask.getSize() + 1 == indexerMask.getSourceWidth()) { | ||
46 | operations.add(new GenericTypeExtendSingleValue(inputKey, positions, callMask, indexerMask, | ||
47 | unboundVariables.iterator().next())); | ||
48 | } else { | ||
49 | // Use a fixed version of | ||
50 | // {@code org.eclipse.viatra.query.runtime.localsearch.operations.generic.GenericTypeExtend} that handles | ||
51 | // failed unification of variables correctly. | ||
52 | operations.add(new GenericTypeExtend(inputKey, positions, callMask, indexerMask, unboundVariables)); | ||
53 | } | ||
54 | } | ||
55 | |||
56 | @Override | ||
57 | protected void createExtend(PositivePatternCall pCall, Map<PVariable, Integer> variableMapping) { | ||
58 | CallInformation information = CallInformation.create(pCall, variableMapping, variableBindings.get(pCall)); | ||
59 | // Use a fixed version of | ||
60 | // {@code org.eclipse.viatra.query.runtime.localsearch.operations.extend.ExtendPositivePatternCall} that handles | ||
61 | // failed unification of variables correctly. | ||
62 | operations.add(new ExtendPositivePatternCall(information)); | ||
63 | dependencies.add(information.getCallWithAdornment()); | ||
64 | } | ||
65 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/FunctionalCursor.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/FunctionalCursor.java new file mode 100644 index 00000000..4daa14a1 --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/FunctionalCursor.java | |||
@@ -0,0 +1,48 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.matcher; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuple; | ||
4 | import org.eclipse.viatra.query.runtime.rete.index.IterableIndexer; | ||
5 | import tools.refinery.store.map.Cursor; | ||
6 | import tools.refinery.store.tuple.TupleLike; | ||
7 | |||
8 | import java.util.Iterator; | ||
9 | |||
10 | class FunctionalCursor<T> implements Cursor<TupleLike, T> { | ||
11 | private final IterableIndexer indexer; | ||
12 | private final Iterator<Tuple> iterator; | ||
13 | private boolean terminated; | ||
14 | private TupleLike key; | ||
15 | private T value; | ||
16 | |||
17 | public FunctionalCursor(IterableIndexer indexer) { | ||
18 | this.indexer = indexer; | ||
19 | iterator = indexer.getSignatures().iterator(); | ||
20 | } | ||
21 | |||
22 | @Override | ||
23 | public TupleLike getKey() { | ||
24 | return key; | ||
25 | } | ||
26 | |||
27 | @Override | ||
28 | public T getValue() { | ||
29 | return value; | ||
30 | } | ||
31 | |||
32 | @Override | ||
33 | public boolean isTerminated() { | ||
34 | return terminated; | ||
35 | } | ||
36 | |||
37 | @Override | ||
38 | public boolean move() { | ||
39 | if (!terminated && iterator.hasNext()) { | ||
40 | var match = iterator.next(); | ||
41 | key = new ViatraTupleLike(match); | ||
42 | value = MatcherUtils.getSingleValue(indexer.get(match)); | ||
43 | return true; | ||
44 | } | ||
45 | terminated = true; | ||
46 | return false; | ||
47 | } | ||
48 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/FunctionalViatraMatcher.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/FunctionalViatraMatcher.java new file mode 100644 index 00000000..6aa45af2 --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/FunctionalViatraMatcher.java | |||
@@ -0,0 +1,91 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.matcher; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.matchers.backend.IQueryResultProvider; | ||
4 | import org.eclipse.viatra.query.runtime.matchers.tuple.TupleMask; | ||
5 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples; | ||
6 | import org.eclipse.viatra.query.runtime.rete.index.IterableIndexer; | ||
7 | import org.eclipse.viatra.query.runtime.rete.matcher.RetePatternMatcher; | ||
8 | import tools.refinery.store.map.Cursor; | ||
9 | import tools.refinery.store.query.ModelQueryAdapter; | ||
10 | import tools.refinery.store.query.ResultSet; | ||
11 | import tools.refinery.store.query.dnf.FunctionalQuery; | ||
12 | import tools.refinery.store.query.dnf.Query; | ||
13 | import tools.refinery.store.query.viatra.internal.ViatraModelQueryAdapterImpl; | ||
14 | import tools.refinery.store.tuple.TupleLike; | ||
15 | |||
16 | /** | ||
17 | * Directly access the tuples inside a VIATRA pattern matcher.<p> | ||
18 | * This class neglects calling | ||
19 | * {@link org.eclipse.viatra.query.runtime.matchers.context.IQueryRuntimeContext#wrapTuple(org.eclipse.viatra.query.runtime.matchers.tuple.Tuple)} | ||
20 | * and | ||
21 | * {@link org.eclipse.viatra.query.runtime.matchers.context.IQueryRuntimeContext#unwrapTuple(org.eclipse.viatra.query.runtime.matchers.tuple.Tuple)}, | ||
22 | * because {@link tools.refinery.store.query.viatra.internal.context.RelationalRuntimeContext} provides a trivial | ||
23 | * implementation for these methods. | ||
24 | * Using this class with any other runtime context may lead to undefined behavior. | ||
25 | */ | ||
26 | public class FunctionalViatraMatcher<T> implements ResultSet<T> { | ||
27 | private final ViatraModelQueryAdapterImpl adapter; | ||
28 | private final FunctionalQuery<T> query; | ||
29 | private final TupleMask emptyMask; | ||
30 | private final TupleMask omitOutputMask; | ||
31 | private final IQueryResultProvider backend; | ||
32 | private final IterableIndexer omitOutputIndexer; | ||
33 | |||
34 | public FunctionalViatraMatcher(ViatraModelQueryAdapterImpl adapter, FunctionalQuery<T> query, | ||
35 | RawPatternMatcher rawPatternMatcher) { | ||
36 | this.adapter = adapter; | ||
37 | this.query = query; | ||
38 | int arity = query.arity(); | ||
39 | int arityWithOutput = arity + 1; | ||
40 | emptyMask = TupleMask.empty(arityWithOutput); | ||
41 | omitOutputMask = TupleMask.omit(arity, arityWithOutput); | ||
42 | backend = rawPatternMatcher.getBackend(); | ||
43 | if (backend instanceof RetePatternMatcher reteBackend) { | ||
44 | var maybeIterableOmitOutputIndexer = IndexerUtils.getIndexer(reteBackend, omitOutputMask); | ||
45 | if (maybeIterableOmitOutputIndexer instanceof IterableIndexer iterableOmitOutputIndexer) { | ||
46 | omitOutputIndexer = iterableOmitOutputIndexer; | ||
47 | } else { | ||
48 | omitOutputIndexer = null; | ||
49 | } | ||
50 | } else { | ||
51 | omitOutputIndexer = null; | ||
52 | } | ||
53 | } | ||
54 | |||
55 | @Override | ||
56 | public ModelQueryAdapter getAdapter() { | ||
57 | return adapter; | ||
58 | } | ||
59 | |||
60 | @Override | ||
61 | public Query<T> getQuery() { | ||
62 | return query; | ||
63 | } | ||
64 | |||
65 | @Override | ||
66 | public T get(TupleLike parameters) { | ||
67 | var tuple = MatcherUtils.toViatraTuple(parameters); | ||
68 | if (omitOutputIndexer == null) { | ||
69 | return MatcherUtils.getSingleValue(backend.getAllMatches(omitOutputMask, tuple).iterator()); | ||
70 | } else { | ||
71 | return MatcherUtils.getSingleValue(omitOutputIndexer.get(tuple)); | ||
72 | } | ||
73 | } | ||
74 | |||
75 | @Override | ||
76 | public Cursor<TupleLike, T> getAll() { | ||
77 | if (omitOutputIndexer == null) { | ||
78 | var allMatches = backend.getAllMatches(emptyMask, Tuples.staticArityFlatTupleOf()); | ||
79 | return new UnsafeFunctionalCursor<>(allMatches.iterator()); | ||
80 | } | ||
81 | return new FunctionalCursor<>(omitOutputIndexer); | ||
82 | } | ||
83 | |||
84 | @Override | ||
85 | public int size() { | ||
86 | if (omitOutputIndexer == null) { | ||
87 | return backend.countMatches(emptyMask, Tuples.staticArityFlatTupleOf()); | ||
88 | } | ||
89 | return omitOutputIndexer.getBucketCount(); | ||
90 | } | ||
91 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/IndexerUtils.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/IndexerUtils.java index 75588b81..55eb8c44 100644 --- a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/IndexerUtils.java +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/IndexerUtils.java | |||
@@ -1,4 +1,4 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.pquery; | 1 | package tools.refinery.store.query.viatra.internal.matcher; |
2 | 2 | ||
3 | import org.eclipse.viatra.query.runtime.matchers.tuple.TupleMask; | 3 | import org.eclipse.viatra.query.runtime.matchers.tuple.TupleMask; |
4 | import org.eclipse.viatra.query.runtime.rete.index.Indexer; | 4 | import org.eclipse.viatra.query.runtime.rete.index.Indexer; |
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/MatcherUtils.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/MatcherUtils.java new file mode 100644 index 00000000..5d4be95d --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/MatcherUtils.java | |||
@@ -0,0 +1,50 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.matcher; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.matchers.tuple.ITuple; | ||
4 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples; | ||
5 | import org.jetbrains.annotations.Nullable; | ||
6 | import tools.refinery.store.tuple.Tuple; | ||
7 | import tools.refinery.store.tuple.TupleLike; | ||
8 | |||
9 | import java.util.Iterator; | ||
10 | |||
11 | final class MatcherUtils { | ||
12 | private MatcherUtils() { | ||
13 | throw new IllegalStateException("This is a static utility class and should not be instantiated directly"); | ||
14 | } | ||
15 | |||
16 | public static org.eclipse.viatra.query.runtime.matchers.tuple.Tuple toViatraTuple(TupleLike tuple) { | ||
17 | if (tuple instanceof ViatraTupleLike viatraTupleLike) { | ||
18 | return viatraTupleLike.wrappedTuple().toImmutable(); | ||
19 | } | ||
20 | int size = tuple.getSize(); | ||
21 | var array = new Object[size]; | ||
22 | for (int i = 0; i < size; i++) { | ||
23 | var value = tuple.get(i); | ||
24 | array[i] = Tuple.of(value); | ||
25 | } | ||
26 | return Tuples.flatTupleOf(array); | ||
27 | } | ||
28 | |||
29 | |||
30 | public static <T> T getSingleValue(@Nullable Iterable<? extends ITuple> tuples) { | ||
31 | if (tuples == null) { | ||
32 | return null; | ||
33 | } | ||
34 | return getSingleValue(tuples.iterator()); | ||
35 | } | ||
36 | |||
37 | public static <T> T getSingleValue(Iterator<? extends ITuple> iterator) { | ||
38 | if (!iterator.hasNext()) { | ||
39 | return null; | ||
40 | } | ||
41 | var match = iterator.next(); | ||
42 | @SuppressWarnings("unchecked") | ||
43 | var result = (T) match.get(match.getSize() - 1); | ||
44 | if (iterator.hasNext()) { | ||
45 | var input = new OmitOutputViatraTupleLike(match); | ||
46 | throw new IllegalStateException("Query is not functional for input tuple: " + input); | ||
47 | } | ||
48 | return result; | ||
49 | } | ||
50 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/OmitOutputViatraTupleLike.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/OmitOutputViatraTupleLike.java new file mode 100644 index 00000000..bd9301ba --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/OmitOutputViatraTupleLike.java | |||
@@ -0,0 +1,23 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.matcher; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.matchers.tuple.ITuple; | ||
4 | import tools.refinery.store.tuple.Tuple1; | ||
5 | import tools.refinery.store.tuple.TupleLike; | ||
6 | |||
7 | record OmitOutputViatraTupleLike(ITuple wrappedTuple) implements TupleLike { | ||
8 | @Override | ||
9 | public int getSize() { | ||
10 | return wrappedTuple.getSize() - 1; | ||
11 | } | ||
12 | |||
13 | @Override | ||
14 | public int get(int element) { | ||
15 | var wrappedValue = (Tuple1) wrappedTuple.get(element); | ||
16 | return wrappedValue.value0(); | ||
17 | } | ||
18 | |||
19 | @Override | ||
20 | public String toString() { | ||
21 | return TupleLike.toString(this); | ||
22 | } | ||
23 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/RawPatternMatcher.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/RawPatternMatcher.java new file mode 100644 index 00000000..b3d05967 --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/RawPatternMatcher.java | |||
@@ -0,0 +1,15 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.matcher; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.api.GenericPatternMatcher; | ||
4 | import org.eclipse.viatra.query.runtime.api.GenericQuerySpecification; | ||
5 | import org.eclipse.viatra.query.runtime.matchers.backend.IQueryResultProvider; | ||
6 | |||
7 | public class RawPatternMatcher extends GenericPatternMatcher { | ||
8 | public RawPatternMatcher(GenericQuerySpecification<? extends GenericPatternMatcher> specification) { | ||
9 | super(specification); | ||
10 | } | ||
11 | |||
12 | IQueryResultProvider getBackend() { | ||
13 | return backend; | ||
14 | } | ||
15 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/ResultSetCursor.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/RelationalCursor.java index 5e6d1970..c2dcc565 100644 --- a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/ResultSetCursor.java +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/RelationalCursor.java | |||
@@ -1,18 +1,17 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.pquery; | 1 | package tools.refinery.store.query.viatra.internal.matcher; |
2 | 2 | ||
3 | import org.eclipse.viatra.query.runtime.matchers.tuple.ITuple; | 3 | import org.eclipse.viatra.query.runtime.matchers.tuple.ITuple; |
4 | import tools.refinery.store.map.Cursor; | 4 | import tools.refinery.store.map.Cursor; |
5 | import tools.refinery.store.query.viatra.ViatraTupleLike; | ||
6 | import tools.refinery.store.tuple.TupleLike; | 5 | import tools.refinery.store.tuple.TupleLike; |
7 | 6 | ||
8 | import java.util.Iterator; | 7 | import java.util.Iterator; |
9 | 8 | ||
10 | class ResultSetCursor implements Cursor<TupleLike, Boolean> { | 9 | class RelationalCursor implements Cursor<TupleLike, Boolean> { |
11 | private final Iterator<? extends ITuple> tuplesIterator; | 10 | private final Iterator<? extends ITuple> tuplesIterator; |
12 | private boolean terminated; | 11 | private boolean terminated; |
13 | private TupleLike key; | 12 | private TupleLike key; |
14 | 13 | ||
15 | public ResultSetCursor(Iterator<? extends ITuple> tuplesIterator) { | 14 | public RelationalCursor(Iterator<? extends ITuple> tuplesIterator) { |
16 | this.tuplesIterator = tuplesIterator; | 15 | this.tuplesIterator = tuplesIterator; |
17 | } | 16 | } |
18 | 17 | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/RelationalViatraMatcher.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/RelationalViatraMatcher.java new file mode 100644 index 00000000..b9bc3f1e --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/RelationalViatraMatcher.java | |||
@@ -0,0 +1,89 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.matcher; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.matchers.backend.IQueryResultProvider; | ||
4 | import org.eclipse.viatra.query.runtime.matchers.tuple.TupleMask; | ||
5 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples; | ||
6 | import org.eclipse.viatra.query.runtime.rete.index.Indexer; | ||
7 | import org.eclipse.viatra.query.runtime.rete.matcher.RetePatternMatcher; | ||
8 | import tools.refinery.store.map.Cursor; | ||
9 | import tools.refinery.store.map.Cursors; | ||
10 | import tools.refinery.store.query.ModelQueryAdapter; | ||
11 | import tools.refinery.store.query.ResultSet; | ||
12 | import tools.refinery.store.query.dnf.Query; | ||
13 | import tools.refinery.store.query.dnf.RelationalQuery; | ||
14 | import tools.refinery.store.query.viatra.internal.ViatraModelQueryAdapterImpl; | ||
15 | import tools.refinery.store.tuple.TupleLike; | ||
16 | |||
17 | /** | ||
18 | * Directly access the tuples inside a VIATRA pattern matcher.<p> | ||
19 | * This class neglects calling | ||
20 | * {@link org.eclipse.viatra.query.runtime.matchers.context.IQueryRuntimeContext#wrapTuple(org.eclipse.viatra.query.runtime.matchers.tuple.Tuple)} | ||
21 | * and | ||
22 | * {@link org.eclipse.viatra.query.runtime.matchers.context.IQueryRuntimeContext#unwrapTuple(org.eclipse.viatra.query.runtime.matchers.tuple.Tuple)}, | ||
23 | * because {@link tools.refinery.store.query.viatra.internal.context.RelationalRuntimeContext} provides a trivial | ||
24 | * implementation for these methods. | ||
25 | * Using this class with any other runtime context may lead to undefined behavior. | ||
26 | */ | ||
27 | public class RelationalViatraMatcher implements ResultSet<Boolean> { | ||
28 | private final ViatraModelQueryAdapterImpl adapter; | ||
29 | private final RelationalQuery query; | ||
30 | private final TupleMask emptyMask; | ||
31 | private final TupleMask identityMask; | ||
32 | private final IQueryResultProvider backend; | ||
33 | private final Indexer emptyMaskIndexer; | ||
34 | |||
35 | public RelationalViatraMatcher(ViatraModelQueryAdapterImpl adapter, RelationalQuery query, | ||
36 | RawPatternMatcher rawPatternMatcher) { | ||
37 | this.adapter = adapter; | ||
38 | this.query = query; | ||
39 | int arity = query.arity(); | ||
40 | emptyMask = TupleMask.empty(arity); | ||
41 | identityMask = TupleMask.identity(arity); | ||
42 | backend = rawPatternMatcher.getBackend(); | ||
43 | if (backend instanceof RetePatternMatcher reteBackend) { | ||
44 | emptyMaskIndexer = IndexerUtils.getIndexer(reteBackend, emptyMask); | ||
45 | } else { | ||
46 | emptyMaskIndexer = null; | ||
47 | } | ||
48 | } | ||
49 | |||
50 | @Override | ||
51 | public ModelQueryAdapter getAdapter() { | ||
52 | return adapter; | ||
53 | } | ||
54 | |||
55 | @Override | ||
56 | public Query<Boolean> getQuery() { | ||
57 | return query; | ||
58 | } | ||
59 | |||
60 | @Override | ||
61 | public Boolean get(TupleLike parameters) { | ||
62 | var tuple = MatcherUtils.toViatraTuple(parameters); | ||
63 | if (emptyMaskIndexer == null) { | ||
64 | return backend.hasMatch(identityMask, tuple); | ||
65 | } | ||
66 | var matches = emptyMaskIndexer.get(Tuples.staticArityFlatTupleOf()); | ||
67 | return matches != null && matches.contains(tuple); | ||
68 | } | ||
69 | |||
70 | @Override | ||
71 | public Cursor<TupleLike, Boolean> getAll() { | ||
72 | if (emptyMaskIndexer == null) { | ||
73 | var allMatches = backend.getAllMatches(emptyMask, Tuples.staticArityFlatTupleOf()); | ||
74 | return new RelationalCursor(allMatches.iterator()); | ||
75 | } | ||
76 | var matches = emptyMaskIndexer.get(Tuples.staticArityFlatTupleOf()); | ||
77 | return matches == null ? Cursors.empty() : new RelationalCursor(matches.stream().iterator()); | ||
78 | } | ||
79 | |||
80 | @Override | ||
81 | public int size() { | ||
82 | if (emptyMaskIndexer == null) { | ||
83 | return backend.countMatches(emptyMask, Tuples.staticArityFlatTupleOf()); | ||
84 | } | ||
85 | var matches = emptyMaskIndexer.get(Tuples.staticArityFlatTupleOf()); | ||
86 | return matches == null ? 0 : matches.size(); | ||
87 | } | ||
88 | |||
89 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/UnsafeFunctionalCursor.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/UnsafeFunctionalCursor.java new file mode 100644 index 00000000..6c53fff1 --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/UnsafeFunctionalCursor.java | |||
@@ -0,0 +1,52 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.matcher; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.matchers.tuple.ITuple; | ||
4 | import tools.refinery.store.map.Cursor; | ||
5 | import tools.refinery.store.tuple.TupleLike; | ||
6 | |||
7 | import java.util.Iterator; | ||
8 | |||
9 | /** | ||
10 | * Cursor for a functional result set that iterates over a stream of raw matches and doesn't check whether the | ||
11 | * functional dependency of the output on the inputs is obeyed. | ||
12 | * @param <T> The output type. | ||
13 | */ | ||
14 | class UnsafeFunctionalCursor<T> implements Cursor<TupleLike, T> { | ||
15 | private final Iterator<? extends ITuple> tuplesIterator; | ||
16 | private boolean terminated; | ||
17 | private TupleLike key; | ||
18 | private T value; | ||
19 | |||
20 | public UnsafeFunctionalCursor(Iterator<? extends ITuple> tuplesIterator) { | ||
21 | this.tuplesIterator = tuplesIterator; | ||
22 | } | ||
23 | |||
24 | @Override | ||
25 | public TupleLike getKey() { | ||
26 | return key; | ||
27 | } | ||
28 | |||
29 | @Override | ||
30 | public T getValue() { | ||
31 | return value; | ||
32 | } | ||
33 | |||
34 | @Override | ||
35 | public boolean isTerminated() { | ||
36 | return terminated; | ||
37 | } | ||
38 | |||
39 | @Override | ||
40 | public boolean move() { | ||
41 | if (!terminated && tuplesIterator.hasNext()) { | ||
42 | var match = tuplesIterator.next(); | ||
43 | key = new OmitOutputViatraTupleLike(match); | ||
44 | @SuppressWarnings("unchecked") | ||
45 | var typedValue = (T) match.get(match.getSize() - 1); | ||
46 | value = typedValue; | ||
47 | return true; | ||
48 | } | ||
49 | terminated = true; | ||
50 | return false; | ||
51 | } | ||
52 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/ViatraTupleLike.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/ViatraTupleLike.java index 46c28434..76a3e40b 100644 --- a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/ViatraTupleLike.java +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/matcher/ViatraTupleLike.java | |||
@@ -1,10 +1,10 @@ | |||
1 | package tools.refinery.store.query.viatra; | 1 | package tools.refinery.store.query.viatra.internal.matcher; |
2 | 2 | ||
3 | import org.eclipse.viatra.query.runtime.matchers.tuple.ITuple; | 3 | import org.eclipse.viatra.query.runtime.matchers.tuple.ITuple; |
4 | import tools.refinery.store.tuple.Tuple1; | 4 | import tools.refinery.store.tuple.Tuple1; |
5 | import tools.refinery.store.tuple.TupleLike; | 5 | import tools.refinery.store.tuple.TupleLike; |
6 | 6 | ||
7 | public record ViatraTupleLike(ITuple wrappedTuple) implements TupleLike { | 7 | record ViatraTupleLike(ITuple wrappedTuple) implements TupleLike { |
8 | @Override | 8 | @Override |
9 | public int getSize() { | 9 | public int getSize() { |
10 | return wrappedTuple.getSize(); | 10 | return wrappedTuple.getSize(); |
@@ -15,4 +15,9 @@ public record ViatraTupleLike(ITuple wrappedTuple) implements TupleLike { | |||
15 | var wrappedValue = (Tuple1) wrappedTuple.get(element); | 15 | var wrappedValue = (Tuple1) wrappedTuple.get(element); |
16 | return wrappedValue.value0(); | 16 | return wrappedValue.value0(); |
17 | } | 17 | } |
18 | |||
19 | @Override | ||
20 | public String toString() { | ||
21 | return TupleLike.toString(this); | ||
22 | } | ||
18 | } | 23 | } |
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/AssumptionEvaluator.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/AssumptionEvaluator.java new file mode 100644 index 00000000..a80b0f90 --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/AssumptionEvaluator.java | |||
@@ -0,0 +1,16 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.pquery; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.matchers.psystem.IValueProvider; | ||
4 | import tools.refinery.store.query.term.Term; | ||
5 | |||
6 | class AssumptionEvaluator extends TermEvaluator<Boolean> { | ||
7 | public AssumptionEvaluator(Term<Boolean> term) { | ||
8 | super(term); | ||
9 | } | ||
10 | |||
11 | @Override | ||
12 | public Object evaluateExpression(IValueProvider provider) { | ||
13 | var result = super.evaluateExpression(provider); | ||
14 | return result == null ? Boolean.FALSE : result; | ||
15 | } | ||
16 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/Dnf2PQuery.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/Dnf2PQuery.java index 201e0ed0..7afeb977 100644 --- a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/Dnf2PQuery.java +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/Dnf2PQuery.java | |||
@@ -1,45 +1,44 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.pquery; | 1 | package tools.refinery.store.query.viatra.internal.pquery; |
2 | 2 | ||
3 | import org.eclipse.viatra.query.runtime.matchers.backend.IQueryBackendFactory; | ||
3 | import org.eclipse.viatra.query.runtime.matchers.backend.QueryEvaluationHint; | 4 | import org.eclipse.viatra.query.runtime.matchers.backend.QueryEvaluationHint; |
4 | import org.eclipse.viatra.query.runtime.matchers.context.IInputKey; | 5 | import org.eclipse.viatra.query.runtime.matchers.context.IInputKey; |
5 | import org.eclipse.viatra.query.runtime.matchers.psystem.PBody; | 6 | import org.eclipse.viatra.query.runtime.matchers.psystem.PBody; |
6 | import org.eclipse.viatra.query.runtime.matchers.psystem.PVariable; | 7 | import org.eclipse.viatra.query.runtime.matchers.psystem.PVariable; |
8 | import org.eclipse.viatra.query.runtime.matchers.psystem.aggregations.BoundAggregator; | ||
9 | import org.eclipse.viatra.query.runtime.matchers.psystem.aggregations.IMultisetAggregationOperator; | ||
7 | import org.eclipse.viatra.query.runtime.matchers.psystem.annotations.PAnnotation; | 10 | import org.eclipse.viatra.query.runtime.matchers.psystem.annotations.PAnnotation; |
8 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.Equality; | 11 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.*; |
9 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.ExportedParameter; | ||
10 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.Inequality; | ||
11 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.NegativePatternCall; | ||
12 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.BinaryTransitiveClosure; | 12 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.BinaryTransitiveClosure; |
13 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.ConstantValue; | 13 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.ConstantValue; |
14 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.PositivePatternCall; | 14 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.PositivePatternCall; |
15 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.TypeConstraint; | 15 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.TypeConstraint; |
16 | import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameter; | 16 | import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameter; |
17 | import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PVisibility; | 17 | import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PQuery; |
18 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuple; | 18 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuple; |
19 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples; | 19 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples; |
20 | import tools.refinery.store.query.Dnf; | 20 | import tools.refinery.store.query.dnf.Dnf; |
21 | import tools.refinery.store.query.DnfClause; | 21 | import tools.refinery.store.query.dnf.DnfClause; |
22 | import tools.refinery.store.query.DnfUtils; | ||
23 | import tools.refinery.store.query.Variable; | ||
24 | import tools.refinery.store.query.literal.*; | 22 | import tools.refinery.store.query.literal.*; |
23 | import tools.refinery.store.query.term.ConstantTerm; | ||
24 | import tools.refinery.store.query.term.StatefulAggregator; | ||
25 | import tools.refinery.store.query.term.StatelessAggregator; | ||
26 | import tools.refinery.store.query.term.Variable; | ||
25 | import tools.refinery.store.query.view.AnyRelationView; | 27 | import tools.refinery.store.query.view.AnyRelationView; |
26 | import tools.refinery.store.util.CycleDetectingMapper; | 28 | import tools.refinery.store.util.CycleDetectingMapper; |
27 | 29 | ||
28 | import java.util.*; | 30 | import java.util.*; |
29 | import java.util.function.Function; | 31 | import java.util.function.Function; |
32 | import java.util.stream.Collectors; | ||
30 | 33 | ||
31 | public class Dnf2PQuery { | 34 | public class Dnf2PQuery { |
32 | private static final Object P_CONSTRAINT_LOCK = new Object(); | 35 | private static final Object P_CONSTRAINT_LOCK = new Object(); |
33 | |||
34 | private final CycleDetectingMapper<Dnf, RawPQuery> mapper = new CycleDetectingMapper<>(Dnf::name, | 36 | private final CycleDetectingMapper<Dnf, RawPQuery> mapper = new CycleDetectingMapper<>(Dnf::name, |
35 | this::doTranslate); | 37 | this::doTranslate); |
36 | 38 | private final QueryWrapperFactory wrapperFactory = new QueryWrapperFactory(this); | |
37 | private final Map<AnyRelationView, RelationViewWrapper> view2WrapperMap = new LinkedHashMap<>(); | 39 | private final Map<Dnf, QueryEvaluationHint> hintOverrides = new LinkedHashMap<>(); |
38 | |||
39 | private final Map<AnyRelationView, RawPQuery> view2EmbeddedMap = new HashMap<>(); | ||
40 | |||
41 | private Function<Dnf, QueryEvaluationHint> computeHint = dnf -> new QueryEvaluationHint(null, | 40 | private Function<Dnf, QueryEvaluationHint> computeHint = dnf -> new QueryEvaluationHint(null, |
42 | QueryEvaluationHint.BackendRequirement.UNSPECIFIED); | 41 | (IQueryBackendFactory) null); |
43 | 42 | ||
44 | public void setComputeHint(Function<Dnf, QueryEvaluationHint> computeHint) { | 43 | public void setComputeHint(Function<Dnf, QueryEvaluationHint> computeHint) { |
45 | this.computeHint = computeHint; | 44 | this.computeHint = computeHint; |
@@ -50,16 +49,33 @@ public class Dnf2PQuery { | |||
50 | } | 49 | } |
51 | 50 | ||
52 | public Map<AnyRelationView, IInputKey> getRelationViews() { | 51 | public Map<AnyRelationView, IInputKey> getRelationViews() { |
53 | return Collections.unmodifiableMap(view2WrapperMap); | 52 | return wrapperFactory.getRelationViews(); |
54 | } | 53 | } |
55 | 54 | ||
56 | public RawPQuery getAlreadyTranslated(Dnf dnfQuery) { | 55 | public void hint(Dnf dnf, QueryEvaluationHint hint) { |
57 | return mapper.getAlreadyMapped(dnfQuery); | 56 | hintOverrides.compute(dnf, (ignoredKey, existingHint) -> |
57 | existingHint == null ? hint : existingHint.overrideBy(hint)); | ||
58 | } | ||
59 | |||
60 | private QueryEvaluationHint consumeHint(Dnf dnf) { | ||
61 | var defaultHint = computeHint.apply(dnf); | ||
62 | var existingHint = hintOverrides.remove(dnf); | ||
63 | return defaultHint.overrideBy(existingHint); | ||
64 | } | ||
65 | |||
66 | public void assertNoUnusedHints() { | ||
67 | if (hintOverrides.isEmpty()) { | ||
68 | return; | ||
69 | } | ||
70 | var unusedHints = hintOverrides.keySet().stream().map(Dnf::name).collect(Collectors.joining(", ")); | ||
71 | throw new IllegalStateException( | ||
72 | "Unused query evaluation hints for %s. Hints must be set before a query is added to the engine" | ||
73 | .formatted(unusedHints)); | ||
58 | } | 74 | } |
59 | 75 | ||
60 | private RawPQuery doTranslate(Dnf dnfQuery) { | 76 | private RawPQuery doTranslate(Dnf dnfQuery) { |
61 | var pQuery = new RawPQuery(dnfQuery.getUniqueName()); | 77 | var pQuery = new RawPQuery(dnfQuery.getUniqueName()); |
62 | pQuery.setEvaluationHints(computeHint.apply(dnfQuery)); | 78 | pQuery.setEvaluationHints(consumeHint(dnfQuery)); |
63 | 79 | ||
64 | Map<Variable, PParameter> parameters = new HashMap<>(); | 80 | Map<Variable, PParameter> parameters = new HashMap<>(); |
65 | for (Variable variable : dnfQuery.getParameters()) { | 81 | for (Variable variable : dnfQuery.getParameters()) { |
@@ -97,7 +113,7 @@ public class Dnf2PQuery { | |||
97 | body.setSymbolicParameters(symbolicParameters); | 113 | body.setSymbolicParameters(symbolicParameters); |
98 | pQuery.addBody(body); | 114 | pQuery.addBody(body); |
99 | for (Literal literal : clause.literals()) { | 115 | for (Literal literal : clause.literals()) { |
100 | translateLiteral(literal, body); | 116 | translateLiteral(literal, clause, body); |
101 | } | 117 | } |
102 | } | 118 | } |
103 | } | 119 | } |
@@ -105,15 +121,21 @@ public class Dnf2PQuery { | |||
105 | return pQuery; | 121 | return pQuery; |
106 | } | 122 | } |
107 | 123 | ||
108 | private void translateLiteral(Literal literal, PBody body) { | 124 | private void translateLiteral(Literal literal, DnfClause clause, PBody body) { |
109 | if (literal instanceof EquivalenceLiteral equivalenceLiteral) { | 125 | if (literal instanceof EquivalenceLiteral equivalenceLiteral) { |
110 | translateEquivalenceLiteral(equivalenceLiteral, body); | 126 | translateEquivalenceLiteral(equivalenceLiteral, body); |
111 | } else if (literal instanceof RelationViewLiteral relationViewLiteral) { | 127 | } else if (literal instanceof CallLiteral callLiteral) { |
112 | translateRelationViewLiteral(relationViewLiteral, body); | 128 | translateCallLiteral(callLiteral, clause, body); |
113 | } else if (literal instanceof DnfCallLiteral dnfCallLiteral) { | ||
114 | translateDnfCallLiteral(dnfCallLiteral, body); | ||
115 | } else if (literal instanceof ConstantLiteral constantLiteral) { | 129 | } else if (literal instanceof ConstantLiteral constantLiteral) { |
116 | translateConstantLiteral(constantLiteral, body); | 130 | translateConstantLiteral(constantLiteral, body); |
131 | } else if (literal instanceof AssignLiteral<?> assignLiteral) { | ||
132 | translateAssignLiteral(assignLiteral, body); | ||
133 | } else if (literal instanceof AssumeLiteral assumeLiteral) { | ||
134 | translateAssumeLiteral(assumeLiteral, body); | ||
135 | } else if (literal instanceof CountLiteral countLiteral) { | ||
136 | translateCountLiteral(countLiteral, clause, body); | ||
137 | } else if (literal instanceof AggregationLiteral<?, ?> aggregationLiteral) { | ||
138 | translateAggregationLiteral(aggregationLiteral, clause, body); | ||
117 | } else { | 139 | } else { |
118 | throw new IllegalArgumentException("Unknown literal: " + literal.toString()); | 140 | throw new IllegalArgumentException("Unknown literal: " + literal.toString()); |
119 | } | 141 | } |
@@ -129,20 +151,43 @@ public class Dnf2PQuery { | |||
129 | } | 151 | } |
130 | } | 152 | } |
131 | 153 | ||
132 | private void translateRelationViewLiteral(RelationViewLiteral relationViewLiteral, PBody body) { | 154 | private void translateCallLiteral(CallLiteral callLiteral, DnfClause clause, PBody body) { |
133 | var substitution = translateSubstitution(relationViewLiteral.getArguments(), body); | 155 | var polarity = callLiteral.getPolarity(); |
134 | var polarity = relationViewLiteral.getPolarity(); | 156 | switch (polarity) { |
135 | var relationView = relationViewLiteral.getTarget(); | 157 | case POSITIVE -> { |
136 | if (polarity == CallPolarity.POSITIVE) { | 158 | var substitution = translateSubstitution(callLiteral.getArguments(), body); |
137 | new TypeConstraint(body, substitution, wrapView(relationView)); | 159 | var constraint = callLiteral.getTarget(); |
138 | } else { | 160 | if (constraint instanceof Dnf dnf) { |
139 | var embeddedPQuery = translateEmbeddedRelationViewPQuery(relationView); | 161 | var pattern = translate(dnf); |
140 | switch (polarity) { | 162 | new PositivePatternCall(body, substitution, pattern); |
141 | case TRANSITIVE -> new BinaryTransitiveClosure(body, substitution, embeddedPQuery); | 163 | } else if (constraint instanceof AnyRelationView relationView) { |
142 | case NEGATIVE -> new NegativePatternCall(body, substitution, embeddedPQuery); | 164 | var inputKey = wrapperFactory.getInputKey(relationView); |
143 | default -> throw new IllegalArgumentException("Unknown polarity: " + polarity); | 165 | new TypeConstraint(body, substitution, inputKey); |
166 | } else { | ||
167 | throw new IllegalArgumentException("Unknown Constraint: " + constraint); | ||
144 | } | 168 | } |
145 | } | 169 | } |
170 | case TRANSITIVE -> { | ||
171 | var substitution = translateSubstitution(callLiteral.getArguments(), body); | ||
172 | var constraint = callLiteral.getTarget(); | ||
173 | PQuery pattern; | ||
174 | if (constraint instanceof Dnf dnf) { | ||
175 | pattern = translate(dnf); | ||
176 | } else if (constraint instanceof AnyRelationView relationView) { | ||
177 | pattern = wrapperFactory.wrapRelationViewIdentityArguments(relationView); | ||
178 | } else { | ||
179 | throw new IllegalArgumentException("Unknown Constraint: " + constraint); | ||
180 | } | ||
181 | new BinaryTransitiveClosure(body, substitution, pattern); | ||
182 | } | ||
183 | case NEGATIVE -> { | ||
184 | var wrappedCall = wrapperFactory.maybeWrapConstraint(callLiteral, clause); | ||
185 | var substitution = translateSubstitution(wrappedCall.remappedArguments(), body); | ||
186 | var pattern = wrappedCall.pattern(); | ||
187 | new NegativePatternCall(body, substitution, pattern); | ||
188 | } | ||
189 | default -> throw new IllegalArgumentException("Unknown polarity: " + polarity); | ||
190 | } | ||
146 | } | 191 | } |
147 | 192 | ||
148 | private static Tuple translateSubstitution(List<Variable> substitution, PBody body) { | 193 | private static Tuple translateSubstitution(List<Variable> substitution, PBody body) { |
@@ -155,51 +200,57 @@ public class Dnf2PQuery { | |||
155 | return Tuples.flatTupleOf(variables); | 200 | return Tuples.flatTupleOf(variables); |
156 | } | 201 | } |
157 | 202 | ||
158 | private RawPQuery translateEmbeddedRelationViewPQuery(AnyRelationView relationView) { | 203 | private void translateConstantLiteral(ConstantLiteral constantLiteral, PBody body) { |
159 | return view2EmbeddedMap.computeIfAbsent(relationView, this::doTranslateEmbeddedRelationViewPQuery); | 204 | var variable = body.getOrCreateVariableByName(constantLiteral.variable().getUniqueName()); |
205 | new ConstantValue(body, variable, constantLiteral.nodeId()); | ||
160 | } | 206 | } |
161 | 207 | ||
162 | private RawPQuery doTranslateEmbeddedRelationViewPQuery(AnyRelationView relationView) { | 208 | private <T> void translateAssignLiteral(AssignLiteral<T> assignLiteral, PBody body) { |
163 | var embeddedPQuery = new RawPQuery(DnfUtils.generateUniqueName(relationView.name()), PVisibility.EMBEDDED); | 209 | var variable = body.getOrCreateVariableByName(assignLiteral.variable().getUniqueName()); |
164 | var body = new PBody(embeddedPQuery); | 210 | var term = assignLiteral.term(); |
165 | int arity = relationView.arity(); | 211 | if (term instanceof ConstantTerm<T> constantTerm) { |
166 | var parameters = new ArrayList<PParameter>(arity); | 212 | new ConstantValue(body, variable, constantTerm.getValue()); |
167 | var arguments = new Object[arity]; | 213 | } else { |
168 | var symbolicParameters = new ArrayList<ExportedParameter>(arity); | 214 | var evaluator = new TermEvaluator<>(term); |
169 | for (int i = 0; i < arity; i++) { | 215 | new ExpressionEvaluation(body, evaluator, variable); |
170 | var parameterName = "p" + i; | ||
171 | var parameter = new PParameter(parameterName); | ||
172 | parameters.add(parameter); | ||
173 | var variable = body.getOrCreateVariableByName(parameterName); | ||
174 | arguments[i] = variable; | ||
175 | symbolicParameters.add(new ExportedParameter(body, variable, parameter)); | ||
176 | } | 216 | } |
177 | embeddedPQuery.setParameters(parameters); | ||
178 | body.setSymbolicParameters(symbolicParameters); | ||
179 | var argumentTuple = Tuples.flatTupleOf(arguments); | ||
180 | new TypeConstraint(body, argumentTuple, wrapView(relationView)); | ||
181 | embeddedPQuery.addBody(body); | ||
182 | return embeddedPQuery; | ||
183 | } | 217 | } |
184 | 218 | ||
185 | private RelationViewWrapper wrapView(AnyRelationView relationView) { | 219 | private void translateAssumeLiteral(AssumeLiteral assumeLiteral, PBody body) { |
186 | return view2WrapperMap.computeIfAbsent(relationView, RelationViewWrapper::new); | 220 | var evaluator = new AssumptionEvaluator(assumeLiteral.term()); |
221 | new ExpressionEvaluation(body, evaluator, null); | ||
187 | } | 222 | } |
188 | 223 | ||
189 | private void translateDnfCallLiteral(DnfCallLiteral dnfCallLiteral, PBody body) { | 224 | private void translateCountLiteral(CountLiteral countLiteral, DnfClause clause, PBody body) { |
190 | var variablesTuple = translateSubstitution(dnfCallLiteral.getArguments(), body); | 225 | var wrappedCall = wrapperFactory.maybeWrapConstraint(countLiteral, clause); |
191 | var translatedReferred = translate(dnfCallLiteral.getTarget()); | 226 | var substitution = translateSubstitution(wrappedCall.remappedArguments(), body); |
192 | var polarity = dnfCallLiteral.getPolarity(); | 227 | var resultVariable = body.getOrCreateVariableByName(countLiteral.getResultVariable().getUniqueName()); |
193 | switch (polarity) { | 228 | new PatternMatchCounter(body, substitution, wrappedCall.pattern(), resultVariable); |
194 | case POSITIVE -> new PositivePatternCall(body, variablesTuple, translatedReferred); | ||
195 | case TRANSITIVE -> new BinaryTransitiveClosure(body, variablesTuple, translatedReferred); | ||
196 | case NEGATIVE -> new NegativePatternCall(body, variablesTuple, translatedReferred); | ||
197 | default -> throw new IllegalArgumentException("Unknown polarity: " + polarity); | ||
198 | } | ||
199 | } | 229 | } |
200 | 230 | ||
201 | private void translateConstantLiteral(ConstantLiteral constantLiteral, PBody body) { | 231 | private <R, T> void translateAggregationLiteral(AggregationLiteral<R, T> aggregationLiteral, DnfClause clause, |
202 | var variable = body.getOrCreateVariableByName(constantLiteral.variable().getUniqueName()); | 232 | PBody body) { |
203 | new ConstantValue(body, variable, constantLiteral.nodeId()); | 233 | var aggregator = aggregationLiteral.getAggregator(); |
234 | IMultisetAggregationOperator<T, ?, R> aggregationOperator; | ||
235 | if (aggregator instanceof StatelessAggregator<R, T> statelessAggregator) { | ||
236 | aggregationOperator = new StatelessMultisetAggregator<>(statelessAggregator); | ||
237 | } else if (aggregator instanceof StatefulAggregator<R, T> statefulAggregator) { | ||
238 | aggregationOperator = new StatefulMultisetAggregator<>(statefulAggregator); | ||
239 | } else { | ||
240 | throw new IllegalArgumentException("Unknown aggregator: " + aggregator); | ||
241 | } | ||
242 | var wrappedCall = wrapperFactory.maybeWrapConstraint(aggregationLiteral, clause); | ||
243 | var substitution = translateSubstitution(wrappedCall.remappedArguments(), body); | ||
244 | var inputVariable = body.getOrCreateVariableByName(aggregationLiteral.getInputVariable().getUniqueName()); | ||
245 | var aggregatedColumn = substitution.invertIndex().get(inputVariable); | ||
246 | if (aggregatedColumn == null) { | ||
247 | throw new IllegalStateException("Input variable %s not found in substitution %s".formatted(inputVariable, | ||
248 | substitution)); | ||
249 | } | ||
250 | var boundAggregator = new BoundAggregator(aggregationOperator, aggregator.getInputType(), | ||
251 | aggregator.getResultType()); | ||
252 | var resultVariable = body.getOrCreateVariableByName(aggregationLiteral.getResultVariable().getUniqueName()); | ||
253 | new AggregatorConstraint(boundAggregator, body, substitution, wrappedCall.pattern(), resultVariable, | ||
254 | aggregatedColumn); | ||
204 | } | 255 | } |
205 | } | 256 | } |
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/QueryWrapperFactory.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/QueryWrapperFactory.java new file mode 100644 index 00000000..24ae5196 --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/QueryWrapperFactory.java | |||
@@ -0,0 +1,173 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.pquery; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.matchers.context.IInputKey; | ||
4 | import org.eclipse.viatra.query.runtime.matchers.psystem.PBody; | ||
5 | import org.eclipse.viatra.query.runtime.matchers.psystem.PVariable; | ||
6 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.ExportedParameter; | ||
7 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.PositivePatternCall; | ||
8 | import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.TypeConstraint; | ||
9 | import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameter; | ||
10 | import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PQuery; | ||
11 | import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PVisibility; | ||
12 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples; | ||
13 | import tools.refinery.store.query.Constraint; | ||
14 | import tools.refinery.store.query.dnf.Dnf; | ||
15 | import tools.refinery.store.query.dnf.DnfClause; | ||
16 | import tools.refinery.store.query.dnf.DnfUtils; | ||
17 | import tools.refinery.store.query.literal.AbstractCallLiteral; | ||
18 | import tools.refinery.store.query.term.Variable; | ||
19 | import tools.refinery.store.query.view.AnyRelationView; | ||
20 | import tools.refinery.store.query.view.RelationView; | ||
21 | import tools.refinery.store.util.CycleDetectingMapper; | ||
22 | |||
23 | import java.util.*; | ||
24 | import java.util.function.ToIntFunction; | ||
25 | |||
26 | class QueryWrapperFactory { | ||
27 | private final Dnf2PQuery dnf2PQuery; | ||
28 | private final Map<AnyRelationView, RelationViewWrapper> view2WrapperMap = new LinkedHashMap<>(); | ||
29 | private final CycleDetectingMapper<RemappedConstraint, RawPQuery> wrapConstraint = new CycleDetectingMapper<>( | ||
30 | RemappedConstraint::toString, this::doWrapConstraint); | ||
31 | |||
32 | QueryWrapperFactory(Dnf2PQuery dnf2PQuery) { | ||
33 | this.dnf2PQuery = dnf2PQuery; | ||
34 | } | ||
35 | |||
36 | public PQuery wrapRelationViewIdentityArguments(AnyRelationView relationView) { | ||
37 | var identity = new int[relationView.arity()]; | ||
38 | for (int i = 0; i < identity.length; i++) { | ||
39 | identity[i] = i; | ||
40 | } | ||
41 | return maybeWrapConstraint(relationView, identity); | ||
42 | } | ||
43 | public WrappedCall maybeWrapConstraint(AbstractCallLiteral callLiteral, DnfClause clause) { | ||
44 | var arguments = callLiteral.getArguments(); | ||
45 | int arity = arguments.size(); | ||
46 | var remappedParameters = new int[arity]; | ||
47 | var boundVariables = clause.boundVariables(); | ||
48 | var unboundVariableIndices = new HashMap<Variable, Integer>(); | ||
49 | var appendVariable = new VariableAppender(); | ||
50 | for (int i = 0; i < arity; i++) { | ||
51 | var variable = arguments.get(i); | ||
52 | if (boundVariables.contains(variable)) { | ||
53 | // Do not join bound variable to make sure that the embedded pattern stays as general as possible. | ||
54 | remappedParameters[i] = appendVariable.applyAsInt(variable); | ||
55 | } else { | ||
56 | remappedParameters[i] = unboundVariableIndices.computeIfAbsent(variable, appendVariable::applyAsInt); | ||
57 | } | ||
58 | } | ||
59 | var pattern = maybeWrapConstraint(callLiteral.getTarget(), remappedParameters); | ||
60 | return new WrappedCall(pattern, appendVariable.getRemappedArguments()); | ||
61 | } | ||
62 | |||
63 | private PQuery maybeWrapConstraint(Constraint constraint, int[] remappedParameters) { | ||
64 | if (remappedParameters.length != constraint.arity()) { | ||
65 | throw new IllegalArgumentException("Constraint %s expected %d parameters, but got %d parameters".formatted( | ||
66 | constraint, constraint.arity(), remappedParameters.length)); | ||
67 | } | ||
68 | if (constraint instanceof Dnf dnf && isIdentity(remappedParameters)) { | ||
69 | return dnf2PQuery.translate(dnf); | ||
70 | } | ||
71 | return wrapConstraint.map(new RemappedConstraint(constraint, remappedParameters)); | ||
72 | } | ||
73 | |||
74 | private static boolean isIdentity(int[] remappedParameters) { | ||
75 | for (int i = 0; i < remappedParameters.length; i++) { | ||
76 | if (remappedParameters[i] != i) { | ||
77 | return false; | ||
78 | } | ||
79 | } | ||
80 | return true; | ||
81 | } | ||
82 | |||
83 | private RawPQuery doWrapConstraint(RemappedConstraint remappedConstraint) { | ||
84 | var constraint = remappedConstraint.constraint(); | ||
85 | var remappedParameters = remappedConstraint.remappedParameters(); | ||
86 | |||
87 | var embeddedPQuery = new RawPQuery(DnfUtils.generateUniqueName(constraint.name()), PVisibility.EMBEDDED); | ||
88 | var body = new PBody(embeddedPQuery); | ||
89 | int arity = Arrays.stream(remappedParameters).max().orElse(-1) + 1; | ||
90 | var parameters = new ArrayList<PParameter>(arity); | ||
91 | var parameterVariables = new PVariable[arity]; | ||
92 | var symbolicParameters = new ArrayList<ExportedParameter>(arity); | ||
93 | for (int i = 0; i < arity; i++) { | ||
94 | var parameterName = "p" + i; | ||
95 | var parameter = new PParameter(parameterName); | ||
96 | parameters.add(parameter); | ||
97 | var variable = body.getOrCreateVariableByName(parameterName); | ||
98 | parameterVariables[i] = variable; | ||
99 | symbolicParameters.add(new ExportedParameter(body, variable, parameter)); | ||
100 | } | ||
101 | embeddedPQuery.setParameters(parameters); | ||
102 | body.setSymbolicParameters(symbolicParameters); | ||
103 | |||
104 | var arguments = new Object[remappedParameters.length]; | ||
105 | for (int i = 0; i < remappedParameters.length; i++) { | ||
106 | arguments[i] = parameterVariables[remappedParameters[i]]; | ||
107 | } | ||
108 | var argumentTuple = Tuples.flatTupleOf(arguments); | ||
109 | |||
110 | if (constraint instanceof RelationView<?> relationView) { | ||
111 | new TypeConstraint(body, argumentTuple, getInputKey(relationView)); | ||
112 | } else if (constraint instanceof Dnf dnf) { | ||
113 | var calledPQuery = dnf2PQuery.translate(dnf); | ||
114 | new PositivePatternCall(body, argumentTuple, calledPQuery); | ||
115 | } else { | ||
116 | throw new IllegalArgumentException("Unknown Constraint: " + constraint); | ||
117 | } | ||
118 | |||
119 | embeddedPQuery.addBody(body); | ||
120 | return embeddedPQuery; | ||
121 | } | ||
122 | |||
123 | public IInputKey getInputKey(AnyRelationView relationView) { | ||
124 | return view2WrapperMap.computeIfAbsent(relationView, RelationViewWrapper::new); | ||
125 | } | ||
126 | |||
127 | public Map<AnyRelationView, IInputKey> getRelationViews() { | ||
128 | return Collections.unmodifiableMap(view2WrapperMap); | ||
129 | } | ||
130 | |||
131 | public record WrappedCall(PQuery pattern, List<Variable> remappedArguments) { | ||
132 | } | ||
133 | |||
134 | private static class VariableAppender implements ToIntFunction<Variable> { | ||
135 | private final List<Variable> remappedArguments = new ArrayList<>(); | ||
136 | private int nextIndex = 0; | ||
137 | |||
138 | @Override | ||
139 | public int applyAsInt(Variable variable) { | ||
140 | remappedArguments.add(variable); | ||
141 | int index = nextIndex; | ||
142 | nextIndex++; | ||
143 | return index; | ||
144 | } | ||
145 | |||
146 | public List<Variable> getRemappedArguments() { | ||
147 | return remappedArguments; | ||
148 | } | ||
149 | } | ||
150 | |||
151 | private record RemappedConstraint(Constraint constraint, int[] remappedParameters) { | ||
152 | @Override | ||
153 | public boolean equals(Object o) { | ||
154 | if (this == o) return true; | ||
155 | if (o == null || getClass() != o.getClass()) return false; | ||
156 | RemappedConstraint that = (RemappedConstraint) o; | ||
157 | return constraint.equals(that.constraint) && Arrays.equals(remappedParameters, that.remappedParameters); | ||
158 | } | ||
159 | |||
160 | @Override | ||
161 | public int hashCode() { | ||
162 | int result = Objects.hash(constraint); | ||
163 | result = 31 * result + Arrays.hashCode(remappedParameters); | ||
164 | return result; | ||
165 | } | ||
166 | |||
167 | @Override | ||
168 | public String toString() { | ||
169 | return "RemappedConstraint{constraint=%s, remappedParameters=%s}".formatted(constraint, | ||
170 | Arrays.toString(remappedParameters)); | ||
171 | } | ||
172 | } | ||
173 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/RawPQuery.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/RawPQuery.java index 71b74396..aad4ba3c 100644 --- a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/RawPQuery.java +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/RawPQuery.java | |||
@@ -9,6 +9,7 @@ import org.eclipse.viatra.query.runtime.matchers.psystem.queries.BasePQuery; | |||
9 | import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameter; | 9 | import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameter; |
10 | import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PVisibility; | 10 | import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PVisibility; |
11 | import tools.refinery.store.query.viatra.internal.RelationalScope; | 11 | import tools.refinery.store.query.viatra.internal.RelationalScope; |
12 | import tools.refinery.store.query.viatra.internal.matcher.RawPatternMatcher; | ||
12 | 13 | ||
13 | import java.util.LinkedHashSet; | 14 | import java.util.LinkedHashSet; |
14 | import java.util.List; | 15 | import java.util.List; |
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/RawPatternMatcher.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/RawPatternMatcher.java deleted file mode 100644 index 5924ff15..00000000 --- a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/RawPatternMatcher.java +++ /dev/null | |||
@@ -1,93 +0,0 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.pquery; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.api.GenericPatternMatcher; | ||
4 | import org.eclipse.viatra.query.runtime.api.GenericQuerySpecification; | ||
5 | import org.eclipse.viatra.query.runtime.api.ViatraQueryEngine; | ||
6 | import org.eclipse.viatra.query.runtime.matchers.backend.IMatcherCapability; | ||
7 | import org.eclipse.viatra.query.runtime.matchers.backend.IQueryResultProvider; | ||
8 | import org.eclipse.viatra.query.runtime.matchers.tuple.TupleMask; | ||
9 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples; | ||
10 | import org.eclipse.viatra.query.runtime.rete.index.Indexer; | ||
11 | import org.eclipse.viatra.query.runtime.rete.matcher.RetePatternMatcher; | ||
12 | import tools.refinery.store.map.Cursor; | ||
13 | import tools.refinery.store.map.Cursors; | ||
14 | import tools.refinery.store.query.ResultSet; | ||
15 | import tools.refinery.store.query.viatra.ViatraTupleLike; | ||
16 | import tools.refinery.store.tuple.Tuple; | ||
17 | import tools.refinery.store.tuple.TupleLike; | ||
18 | |||
19 | /** | ||
20 | * Directly access the tuples inside a VIATRA pattern matcher.<p> | ||
21 | * This class neglects calling | ||
22 | * {@link org.eclipse.viatra.query.runtime.matchers.context.IQueryRuntimeContext#wrapTuple(org.eclipse.viatra.query.runtime.matchers.tuple.Tuple)} | ||
23 | * and | ||
24 | * {@link org.eclipse.viatra.query.runtime.matchers.context.IQueryRuntimeContext#unwrapTuple(org.eclipse.viatra.query.runtime.matchers.tuple.Tuple)}, | ||
25 | * because {@link tools.refinery.store.query.viatra.internal.context.RelationalRuntimeContext} provides a trivial | ||
26 | * implementation for these methods. | ||
27 | * Using this class with any other runtime context may lead to undefined behavior. | ||
28 | */ | ||
29 | public class RawPatternMatcher extends GenericPatternMatcher implements ResultSet { | ||
30 | private final Object[] empty; | ||
31 | private final TupleMask identityMask; | ||
32 | private Indexer emptyMaskIndexer; | ||
33 | |||
34 | public RawPatternMatcher(GenericQuerySpecification<? extends GenericPatternMatcher> specification) { | ||
35 | super(specification); | ||
36 | var arity = specification.getParameterNames().size(); | ||
37 | empty = new Object[arity]; | ||
38 | identityMask = TupleMask.identity(arity); | ||
39 | } | ||
40 | |||
41 | @Override | ||
42 | protected void setBackend(ViatraQueryEngine engine, IQueryResultProvider resultProvider, | ||
43 | IMatcherCapability capabilities) { | ||
44 | super.setBackend(engine, resultProvider, capabilities); | ||
45 | if (resultProvider instanceof RetePatternMatcher reteBackend) { | ||
46 | emptyMaskIndexer = IndexerUtils.getIndexer(reteBackend, TupleMask.empty(identityMask.sourceWidth)); | ||
47 | } | ||
48 | } | ||
49 | |||
50 | @Override | ||
51 | public boolean hasResult(TupleLike parameters) { | ||
52 | org.eclipse.viatra.query.runtime.matchers.tuple.Tuple tuple; | ||
53 | if (parameters instanceof ViatraTupleLike viatraTupleLike) { | ||
54 | tuple = viatraTupleLike.wrappedTuple().toImmutable(); | ||
55 | } else { | ||
56 | var parametersArray = toParametersArray(parameters); | ||
57 | tuple = Tuples.flatTupleOf(parametersArray); | ||
58 | } | ||
59 | if (emptyMaskIndexer == null) { | ||
60 | return backend.hasMatch(identityMask, tuple); | ||
61 | } | ||
62 | var matches = emptyMaskIndexer.get(Tuples.staticArityFlatTupleOf()); | ||
63 | return matches != null && matches.contains(tuple); | ||
64 | } | ||
65 | |||
66 | @Override | ||
67 | public Cursor<TupleLike, Boolean> allResults() { | ||
68 | if (emptyMaskIndexer == null) { | ||
69 | return new ResultSetCursor(backend.getAllMatches(empty).iterator()); | ||
70 | } | ||
71 | var matches = emptyMaskIndexer.get(Tuples.staticArityFlatTupleOf()); | ||
72 | return matches == null ? Cursors.empty() : new ResultSetCursor(matches.stream().iterator()); | ||
73 | } | ||
74 | |||
75 | @Override | ||
76 | public int countResults() { | ||
77 | if (emptyMaskIndexer == null) { | ||
78 | return backend.countMatches(empty); | ||
79 | } | ||
80 | var matches = emptyMaskIndexer.get(Tuples.staticArityFlatTupleOf()); | ||
81 | return matches == null ? 0 : matches.size(); | ||
82 | } | ||
83 | |||
84 | private Object[] toParametersArray(TupleLike tuple) { | ||
85 | int size = tuple.getSize(); | ||
86 | var array = new Object[size]; | ||
87 | for (int i = 0; i < size; i++) { | ||
88 | var value = tuple.get(i); | ||
89 | array[i] = Tuple.of(value); | ||
90 | } | ||
91 | return array; | ||
92 | } | ||
93 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/RelationViewWrapper.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/RelationViewWrapper.java index c442add8..48bf558d 100644 --- a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/RelationViewWrapper.java +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/RelationViewWrapper.java | |||
@@ -27,4 +27,9 @@ public class RelationViewWrapper extends BaseInputKeyWrapper<AnyRelationView> { | |||
27 | public boolean isEnumerable() { | 27 | public boolean isEnumerable() { |
28 | return true; | 28 | return true; |
29 | } | 29 | } |
30 | |||
31 | @Override | ||
32 | public String toString() { | ||
33 | return "RelationViewWrapper{wrappedKey=%s}".formatted(wrappedKey); | ||
34 | } | ||
30 | } | 35 | } |
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/StatefulMultisetAggregator.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/StatefulMultisetAggregator.java new file mode 100644 index 00000000..2798a252 --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/StatefulMultisetAggregator.java | |||
@@ -0,0 +1,60 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.pquery; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.matchers.psystem.aggregations.IMultisetAggregationOperator; | ||
4 | import tools.refinery.store.query.term.StatefulAggregate; | ||
5 | import tools.refinery.store.query.term.StatefulAggregator; | ||
6 | |||
7 | import java.util.stream.Stream; | ||
8 | |||
9 | record StatefulMultisetAggregator<R, T>(StatefulAggregator<R, T> aggregator) | ||
10 | implements IMultisetAggregationOperator<T, StatefulAggregate<R, T>, R> { | ||
11 | @Override | ||
12 | public String getShortDescription() { | ||
13 | return getName(); | ||
14 | } | ||
15 | |||
16 | @Override | ||
17 | public String getName() { | ||
18 | return aggregator.toString(); | ||
19 | } | ||
20 | |||
21 | @Override | ||
22 | public StatefulAggregate<R, T> createNeutral() { | ||
23 | return aggregator.createEmptyAggregate(); | ||
24 | } | ||
25 | |||
26 | @Override | ||
27 | public boolean isNeutral(StatefulAggregate<R, T> result) { | ||
28 | return result.isEmpty(); | ||
29 | } | ||
30 | |||
31 | @Override | ||
32 | public StatefulAggregate<R, T> update(StatefulAggregate<R, T> oldResult, T updateValue, boolean isInsertion) { | ||
33 | if (isInsertion) { | ||
34 | oldResult.add(updateValue); | ||
35 | } else { | ||
36 | oldResult.remove(updateValue); | ||
37 | } | ||
38 | return oldResult; | ||
39 | } | ||
40 | |||
41 | @Override | ||
42 | public R getAggregate(StatefulAggregate<R, T> result) { | ||
43 | return result.getResult(); | ||
44 | } | ||
45 | |||
46 | @Override | ||
47 | public R aggregateStream(Stream<T> stream) { | ||
48 | return aggregator.aggregateStream(stream); | ||
49 | } | ||
50 | |||
51 | @Override | ||
52 | public StatefulAggregate<R, T> clone(StatefulAggregate<R, T> original) { | ||
53 | return original.deepCopy(); | ||
54 | } | ||
55 | |||
56 | @Override | ||
57 | public boolean contains(T value, StatefulAggregate<R, T> accumulator) { | ||
58 | return accumulator.contains(value); | ||
59 | } | ||
60 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/StatelessMultisetAggregator.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/StatelessMultisetAggregator.java new file mode 100644 index 00000000..7cc71ee9 --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/StatelessMultisetAggregator.java | |||
@@ -0,0 +1,50 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.pquery; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.matchers.psystem.aggregations.IMultisetAggregationOperator; | ||
4 | import tools.refinery.store.query.term.StatelessAggregator; | ||
5 | |||
6 | import java.util.stream.Stream; | ||
7 | |||
8 | record StatelessMultisetAggregator<R, T>(StatelessAggregator<R, T> aggregator) | ||
9 | implements IMultisetAggregationOperator<T, R, R> { | ||
10 | @Override | ||
11 | public String getShortDescription() { | ||
12 | return getName(); | ||
13 | } | ||
14 | |||
15 | @Override | ||
16 | public String getName() { | ||
17 | return aggregator.toString(); | ||
18 | } | ||
19 | |||
20 | @Override | ||
21 | public R createNeutral() { | ||
22 | return aggregator.getEmptyResult(); | ||
23 | } | ||
24 | |||
25 | @Override | ||
26 | public boolean isNeutral(R result) { | ||
27 | return createNeutral().equals(result); | ||
28 | } | ||
29 | |||
30 | @Override | ||
31 | public R update(R oldResult, T updateValue, boolean isInsertion) { | ||
32 | return isInsertion ? aggregator.add(oldResult, updateValue) : aggregator.remove(oldResult, updateValue); | ||
33 | } | ||
34 | |||
35 | @Override | ||
36 | public R getAggregate(R result) { | ||
37 | return result; | ||
38 | } | ||
39 | |||
40 | @Override | ||
41 | public R clone(R original) { | ||
42 | // Aggregate result is immutable. | ||
43 | return original; | ||
44 | } | ||
45 | |||
46 | @Override | ||
47 | public R aggregateStream(Stream<T> stream) { | ||
48 | return aggregator.aggregateStream(stream); | ||
49 | } | ||
50 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/TermEvaluator.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/TermEvaluator.java new file mode 100644 index 00000000..ab123c50 --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/TermEvaluator.java | |||
@@ -0,0 +1,32 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.pquery; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.matchers.psystem.IExpressionEvaluator; | ||
4 | import org.eclipse.viatra.query.runtime.matchers.psystem.IValueProvider; | ||
5 | import tools.refinery.store.query.term.Term; | ||
6 | import tools.refinery.store.query.term.Variable; | ||
7 | |||
8 | import java.util.stream.Collectors; | ||
9 | |||
10 | class TermEvaluator<T> implements IExpressionEvaluator { | ||
11 | private final Term<T> term; | ||
12 | |||
13 | public TermEvaluator(Term<T> term) { | ||
14 | this.term = term; | ||
15 | } | ||
16 | |||
17 | @Override | ||
18 | public String getShortDescription() { | ||
19 | return term.toString(); | ||
20 | } | ||
21 | |||
22 | @Override | ||
23 | public Iterable<String> getInputParameterNames() { | ||
24 | return term.getInputVariables().stream().map(Variable::getUniqueName).collect(Collectors.toUnmodifiableSet()); | ||
25 | } | ||
26 | |||
27 | @Override | ||
28 | public Object evaluateExpression(IValueProvider provider) { | ||
29 | var valuation = new ValueProviderBasedValuation(provider); | ||
30 | return term.evaluate(valuation); | ||
31 | } | ||
32 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/ValueProviderBasedValuation.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/ValueProviderBasedValuation.java new file mode 100644 index 00000000..30c2fce7 --- /dev/null +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/pquery/ValueProviderBasedValuation.java | |||
@@ -0,0 +1,14 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.pquery; | ||
2 | |||
3 | import org.eclipse.viatra.query.runtime.matchers.psystem.IValueProvider; | ||
4 | import tools.refinery.store.query.term.DataVariable; | ||
5 | import tools.refinery.store.query.valuation.Valuation; | ||
6 | |||
7 | public record ValueProviderBasedValuation(IValueProvider valueProvider) implements Valuation { | ||
8 | @Override | ||
9 | public <T> T getValue(DataVariable<T> variable) { | ||
10 | @SuppressWarnings("unchecked") | ||
11 | var value = (T) valueProvider.getValue(variable.getUniqueName()); | ||
12 | return value; | ||
13 | } | ||
14 | } | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/update/ModelUpdateListener.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/update/ModelUpdateListener.java index 8a467066..fc935aa6 100644 --- a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/update/ModelUpdateListener.java +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/update/ModelUpdateListener.java | |||
@@ -22,10 +22,9 @@ public class ModelUpdateListener { | |||
22 | } | 22 | } |
23 | 23 | ||
24 | private <T> void registerView(ViatraModelQueryAdapterImpl adapter, RelationView<T> relationView) { | 24 | private <T> void registerView(ViatraModelQueryAdapterImpl adapter, RelationView<T> relationView) { |
25 | var listener = RelationViewUpdateListener.of(adapter, relationView); | ||
26 | var model = adapter.getModel(); | 25 | var model = adapter.getModel(); |
27 | var interpretation = model.getInterpretation(relationView.getSymbol()); | 26 | var interpretation = model.getInterpretation(relationView.getSymbol()); |
28 | interpretation.addListener(listener, true); | 27 | var listener = RelationViewUpdateListener.of(adapter, relationView, interpretation); |
29 | relationViewUpdateListeners.put(relationView, listener); | 28 | relationViewUpdateListeners.put(relationView, listener); |
30 | } | 29 | } |
31 | 30 | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/update/RelationViewUpdateListener.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/update/RelationViewUpdateListener.java index bf6b4197..5e5f60e3 100644 --- a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/update/RelationViewUpdateListener.java +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/update/RelationViewUpdateListener.java | |||
@@ -4,6 +4,7 @@ import org.eclipse.viatra.query.runtime.matchers.context.IInputKey; | |||
4 | import org.eclipse.viatra.query.runtime.matchers.context.IQueryRuntimeContextListener; | 4 | import org.eclipse.viatra.query.runtime.matchers.context.IQueryRuntimeContextListener; |
5 | import org.eclipse.viatra.query.runtime.matchers.tuple.ITuple; | 5 | import org.eclipse.viatra.query.runtime.matchers.tuple.ITuple; |
6 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuple; | 6 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuple; |
7 | import tools.refinery.store.model.Interpretation; | ||
7 | import tools.refinery.store.model.InterpretationListener; | 8 | import tools.refinery.store.model.InterpretationListener; |
8 | import tools.refinery.store.query.viatra.internal.ViatraModelQueryAdapterImpl; | 9 | import tools.refinery.store.query.viatra.internal.ViatraModelQueryAdapterImpl; |
9 | import tools.refinery.store.query.view.RelationView; | 10 | import tools.refinery.store.query.view.RelationView; |
@@ -14,18 +15,27 @@ import java.util.List; | |||
14 | 15 | ||
15 | public abstract class RelationViewUpdateListener<T> implements InterpretationListener<T> { | 16 | public abstract class RelationViewUpdateListener<T> implements InterpretationListener<T> { |
16 | private final ViatraModelQueryAdapterImpl adapter; | 17 | private final ViatraModelQueryAdapterImpl adapter; |
18 | private final Interpretation<T> interpretation; | ||
17 | private final List<RelationViewFilter> filters = new ArrayList<>(); | 19 | private final List<RelationViewFilter> filters = new ArrayList<>(); |
18 | 20 | ||
19 | protected RelationViewUpdateListener(ViatraModelQueryAdapterImpl adapter) { | 21 | protected RelationViewUpdateListener(ViatraModelQueryAdapterImpl adapter, Interpretation<T> interpretation) { |
20 | this.adapter = adapter; | 22 | this.adapter = adapter; |
23 | this.interpretation = interpretation; | ||
21 | } | 24 | } |
22 | 25 | ||
23 | public void addFilter(IInputKey inputKey, ITuple seed, IQueryRuntimeContextListener listener) { | 26 | public void addFilter(IInputKey inputKey, ITuple seed, IQueryRuntimeContextListener listener) { |
27 | if (filters.isEmpty()) { | ||
28 | // First filter to be added, from now on we have to subscribe to model updates. | ||
29 | interpretation.addListener(this, true); | ||
30 | } | ||
24 | filters.add(new RelationViewFilter(inputKey, seed, listener)); | 31 | filters.add(new RelationViewFilter(inputKey, seed, listener)); |
25 | } | 32 | } |
26 | 33 | ||
27 | public void removeFilter(IInputKey inputKey, ITuple seed, IQueryRuntimeContextListener listener) { | 34 | public void removeFilter(IInputKey inputKey, ITuple seed, IQueryRuntimeContextListener listener) { |
28 | filters.remove(new RelationViewFilter(inputKey, seed, listener)); | 35 | if (filters.remove(new RelationViewFilter(inputKey, seed, listener)) && filters.isEmpty()) { |
36 | // Last listener to be added, we don't have be subscribed to model updates anymore. | ||
37 | interpretation.removeListener(this); | ||
38 | } | ||
29 | } | 39 | } |
30 | 40 | ||
31 | protected void processUpdate(Tuple tuple, boolean isInsertion) { | 41 | protected void processUpdate(Tuple tuple, boolean isInsertion) { |
@@ -39,10 +49,12 @@ public abstract class RelationViewUpdateListener<T> implements InterpretationLis | |||
39 | } | 49 | } |
40 | 50 | ||
41 | public static <T> RelationViewUpdateListener<T> of(ViatraModelQueryAdapterImpl adapter, | 51 | public static <T> RelationViewUpdateListener<T> of(ViatraModelQueryAdapterImpl adapter, |
42 | RelationView<T> relationView) { | 52 | RelationView<T> relationView, |
53 | Interpretation<T> interpretation) { | ||
43 | if (relationView instanceof TuplePreservingRelationView<T> tuplePreservingRelationView) { | 54 | if (relationView instanceof TuplePreservingRelationView<T> tuplePreservingRelationView) { |
44 | return new TuplePreservingRelationViewUpdateListener<>(adapter, tuplePreservingRelationView); | 55 | return new TuplePreservingRelationViewUpdateListener<>(adapter, tuplePreservingRelationView, |
56 | interpretation); | ||
45 | } | 57 | } |
46 | return new TupleChangingRelationViewUpdateListener<>(adapter, relationView); | 58 | return new TupleChangingRelationViewUpdateListener<>(adapter, relationView, interpretation); |
47 | } | 59 | } |
48 | } | 60 | } |
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/update/TupleChangingRelationViewUpdateListener.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/update/TupleChangingRelationViewUpdateListener.java index 14142884..0f6ed3b3 100644 --- a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/update/TupleChangingRelationViewUpdateListener.java +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/update/TupleChangingRelationViewUpdateListener.java | |||
@@ -1,6 +1,7 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.update; | 1 | package tools.refinery.store.query.viatra.internal.update; |
2 | 2 | ||
3 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples; | 3 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples; |
4 | import tools.refinery.store.model.Interpretation; | ||
4 | import tools.refinery.store.query.viatra.internal.ViatraModelQueryAdapterImpl; | 5 | import tools.refinery.store.query.viatra.internal.ViatraModelQueryAdapterImpl; |
5 | import tools.refinery.store.query.view.RelationView; | 6 | import tools.refinery.store.query.view.RelationView; |
6 | import tools.refinery.store.tuple.Tuple; | 7 | import tools.refinery.store.tuple.Tuple; |
@@ -10,8 +11,9 @@ import java.util.Arrays; | |||
10 | public class TupleChangingRelationViewUpdateListener<T> extends RelationViewUpdateListener<T> { | 11 | public class TupleChangingRelationViewUpdateListener<T> extends RelationViewUpdateListener<T> { |
11 | private final RelationView<T> relationView; | 12 | private final RelationView<T> relationView; |
12 | 13 | ||
13 | TupleChangingRelationViewUpdateListener(ViatraModelQueryAdapterImpl adapter, RelationView<T> relationView) { | 14 | TupleChangingRelationViewUpdateListener(ViatraModelQueryAdapterImpl adapter, RelationView<T> relationView, |
14 | super(adapter); | 15 | Interpretation<T> interpretation) { |
16 | super(adapter, interpretation); | ||
15 | this.relationView = relationView; | 17 | this.relationView = relationView; |
16 | } | 18 | } |
17 | 19 | ||
diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/update/TuplePreservingRelationViewUpdateListener.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/update/TuplePreservingRelationViewUpdateListener.java index 288e018a..91e9371b 100644 --- a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/update/TuplePreservingRelationViewUpdateListener.java +++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/update/TuplePreservingRelationViewUpdateListener.java | |||
@@ -1,6 +1,7 @@ | |||
1 | package tools.refinery.store.query.viatra.internal.update; | 1 | package tools.refinery.store.query.viatra.internal.update; |
2 | 2 | ||
3 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples; | 3 | import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples; |
4 | import tools.refinery.store.model.Interpretation; | ||
4 | import tools.refinery.store.query.viatra.internal.ViatraModelQueryAdapterImpl; | 5 | import tools.refinery.store.query.viatra.internal.ViatraModelQueryAdapterImpl; |
5 | import tools.refinery.store.query.view.TuplePreservingRelationView; | 6 | import tools.refinery.store.query.view.TuplePreservingRelationView; |
6 | import tools.refinery.store.tuple.Tuple; | 7 | import tools.refinery.store.tuple.Tuple; |
@@ -9,8 +10,8 @@ public class TuplePreservingRelationViewUpdateListener<T> extends RelationViewUp | |||
9 | private final TuplePreservingRelationView<T> view; | 10 | private final TuplePreservingRelationView<T> view; |
10 | 11 | ||
11 | TuplePreservingRelationViewUpdateListener(ViatraModelQueryAdapterImpl adapter, | 12 | TuplePreservingRelationViewUpdateListener(ViatraModelQueryAdapterImpl adapter, |
12 | TuplePreservingRelationView<T> view) { | 13 | TuplePreservingRelationView<T> view, Interpretation<T> interpretation) { |
13 | super(adapter); | 14 | super(adapter, interpretation); |
14 | this.view = view; | 15 | this.view = view; |
15 | } | 16 | } |
16 | 17 | ||