diff options
Diffstat (limited to 'store/src/main/java/org/eclipse/viatra/solver/data/model/internal/SimilarRelationEquivalenceClass.java')
-rw-r--r-- | store/src/main/java/org/eclipse/viatra/solver/data/model/internal/SimilarRelationEquivalenceClass.java | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/store/src/main/java/org/eclipse/viatra/solver/data/model/internal/SimilarRelationEquivalenceClass.java b/store/src/main/java/org/eclipse/viatra/solver/data/model/internal/SimilarRelationEquivalenceClass.java new file mode 100644 index 00000000..7054e4db --- /dev/null +++ b/store/src/main/java/org/eclipse/viatra/solver/data/model/internal/SimilarRelationEquivalenceClass.java | |||
@@ -0,0 +1,33 @@ | |||
1 | package org.eclipse.viatra.solver.data.model.internal; | ||
2 | |||
3 | import java.util.Objects; | ||
4 | |||
5 | import org.eclipse.viatra.solver.data.map.ContinousHashProvider; | ||
6 | import org.eclipse.viatra.solver.data.model.Tuple; | ||
7 | import org.eclipse.viatra.solver.data.model.representation.Relation; | ||
8 | |||
9 | public class SimilarRelationEquivalenceClass { | ||
10 | final ContinousHashProvider<Tuple> hashProvider; | ||
11 | final Object defaultValue; | ||
12 | final int arity; | ||
13 | public SimilarRelationEquivalenceClass(Relation<?> representation) { | ||
14 | this.hashProvider = representation.getHashProvider(); | ||
15 | this.defaultValue = representation.getDefaultValue(); | ||
16 | this.arity = representation.getArity(); | ||
17 | } | ||
18 | @Override | ||
19 | public int hashCode() { | ||
20 | return Objects.hash(arity, defaultValue, hashProvider); | ||
21 | } | ||
22 | @Override | ||
23 | public boolean equals(Object obj) { | ||
24 | if (this == obj) | ||
25 | return true; | ||
26 | if (!(obj instanceof SimilarRelationEquivalenceClass)) | ||
27 | return false; | ||
28 | SimilarRelationEquivalenceClass other = (SimilarRelationEquivalenceClass) obj; | ||
29 | return arity == other.arity && Objects.equals(defaultValue, other.defaultValue) | ||
30 | && Objects.equals(hashProvider, other.hashProvider); | ||
31 | } | ||
32 | |||
33 | } | ||