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diff --git a/plugins/facet/org.eclipse.papyrus.emf.facet.efacet.core/src/org/eclipse/emf/facet/efacet/core/query/IQueryImplementationFactory.java b/plugins/facet/org.eclipse.papyrus.emf.facet.efacet.core/src/org/eclipse/emf/facet/efacet/core/query/IQueryImplementationFactory.java
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+++ b/plugins/facet/org.eclipse.papyrus.emf.facet.efacet.core/src/org/eclipse/emf/facet/efacet/core/query/IQueryImplementationFactory.java
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+/*******************************************************************************
+ * Copyright (c) 2012 CEA LIST.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *    Nicolas Bros (Mia-Software) - Bug 376941 - [EFacet] Facet operation arguments in Facet model
+ *******************************************************************************/
+package org.eclipse.emf.facet.efacet.core.query;
+
+import org.eclipse.emf.ecore.EClass;
+import org.eclipse.emf.facet.efacet.core.IDerivedTypedElementManager;
+import org.eclipse.emf.facet.efacet.core.exception.DerivedTypedElementException;
+import org.eclipse.emf.facet.efacet.metamodel.v0_2_0.efacet.extensible.Query;
+import org.osgi.framework.Bundle;
+
+/**
+ * This factory allows clients to create a {@link IQueryImplementation} for queries corresponding to this type of
+ * factory.
+ * 
+ * @since 0.2
+ */
+public interface IQueryImplementationFactory {
+
+	/**
+	 * Create a query implementation for the given query.
+	 * 
+	 * @param query
+	 *            the query to create an implementation for
+	 * @param queryBundle
+	 *            the bundle in which the query is defined. May be <code>null</code> if the query is not defined in a
+	 *            {@link Bundle}.
+	 */
+	IQueryImplementation create(Query query, Bundle queryBundle, IDerivedTypedElementManager manager)
+			throws DerivedTypedElementException;
+
+	/**
+	 * Return the type of query handled by this implementation.
+	 * 
+	 * @return the type of query this implementation handles.
+	 */
+	EClass getManagedQueryType();
+}