1 files changed, 31 insertions, 0 deletions

diff --git a/subprojects/viatra-runtime-matchers/src/main/java/tools/refinery/viatra/runtime/matchers/context/IQueryResultProviderAccess.java b/subprojects/viatra-runtime-matchers/src/main/java/tools/refinery/viatra/runtime/matchers/context/IQueryResultProviderAccess.java
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index 00000000..7fecd01a
--- /dev/null
+++ b/subprojects/viatra-runtime-matchers/src/main/java/tools/refinery/viatra/runtime/matchers/context/IQueryResultProviderAccess.java
@@ -0,0 +1,31 @@
+/*******************************************************************************
+ * Copyright (c) 2010-2016, Grill Balázs, IncQueryLabs Ltd.
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v. 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-v20.html.
+ * 
+ * SPDX-License-Identifier: EPL-2.0
+ *******************************************************************************/
+package tools.refinery.viatra.runtime.matchers.context;
+
+import tools.refinery.viatra.runtime.matchers.backend.IQueryResultProvider;
+import tools.refinery.viatra.runtime.matchers.backend.QueryEvaluationHint;
+import tools.refinery.viatra.runtime.matchers.psystem.queries.PQuery;
+
+/**
+ * This interface exposes API to request {@link IQueryResultProvider} for {@link PQuery} instances.
+ * 
+ * @author Grill Balázs
+ * @since 1.5
+ * @noimplement This interface is not intended to be implemented by clients.
+ */
+public interface IQueryResultProviderAccess {
+
+    /**
+     * Get a result provider for the given {@link PQuery}, which conforms the capabilities requested by the
+     * given {@link QueryEvaluationHint} object.
+     * @throws ViatraQueryRuntimeException 
+     */
+    public IQueryResultProvider getResultProvider(PQuery query, QueryEvaluationHint overrideHints);
+    
+}