1 files changed, 33 insertions, 0 deletions

diff --git a/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/context/RelationalEngineContext.java b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/context/RelationalEngineContext.java
new file mode 100644
index 00000000..882734cb
--- /dev/null
+++ b/subprojects/store-query-viatra/src/main/java/tools/refinery/store/query/viatra/internal/context/RelationalEngineContext.java
@@ -0,0 +1,33 @@
+package tools.refinery.store.query.viatra.internal.context;
+
+import org.eclipse.viatra.query.runtime.api.scope.IBaseIndex;
+import org.eclipse.viatra.query.runtime.api.scope.IEngineContext;
+import org.eclipse.viatra.query.runtime.matchers.context.IQueryRuntimeContext;
+
+import tools.refinery.store.model.Model;
+import tools.refinery.store.query.viatra.internal.viewupdate.ModelUpdateListener;
+
+public class RelationalEngineContext implements IEngineContext {
+        private final IBaseIndex baseIndex = new DummyBaseIndexer();
+        private final RelationalRuntimeContext runtimeContext;
+
+        public RelationalEngineContext(Model model, ModelUpdateListener updateListener) {
+                runtimeContext = new RelationalRuntimeContext(model, updateListener);
+        }
+
+        @Override
+        public IBaseIndex getBaseIndex() {
+                return this.baseIndex;
+        }
+
+        @Override
+        public void dispose() {
+                // Nothing to dispose, because lifecycle is not controlled by the engine.
+        }
+
+        @Override
+        public IQueryRuntimeContext getQueryRuntimeContext() {
+                return runtimeContext;
+        }
+
+}