1 files changed, 51 insertions, 0 deletions
diff --git a/plugins/org.eclipse.sirius.properties.core/src/org/eclipse/sirius/properties/core/internal/preprocessor/OverrideDescriptionPreprocessor.java b/plugins/org.eclipse.sirius.properties.core/src/org/eclipse/sirius/properties/core/internal/preprocessor/OverrideDescriptionPreprocessor.java
new file mode 100644
index 0000000000..8110d7c492
--- /dev/null
+++ b/plugins/org.eclipse.sirius.properties.core/src/org/eclipse/sirius/properties/core/internal/preprocessor/OverrideDescriptionPreprocessor.java
@@ -0,0 +1,51 @@
+/*******************************************************************************
+ * Copyright (c) 2017 Obeo.
+ * 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:
+ *    Obeo - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.sirius.properties.core.internal.preprocessor;
+
+import org.eclipse.emf.ecore.EClass;
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.ecore.EReference;
+import org.eclipse.sirius.common.interpreter.api.IInterpreter;
+import org.eclipse.sirius.common.interpreter.api.IVariableManager;
+import org.eclipse.sirius.properties.core.api.OverridesProvider;
+import org.eclipse.sirius.properties.core.api.PreconfiguredPreprocessor;
+import org.eclipse.sirius.properties.core.api.TransformationCache;
+
+/**
+ * Preprocessor for
+ * {@link org.eclipse.sirius.properties.AbstractOverrideDescription}.
+ * <ul>
+ * <li>The {@code overrides} containment is ignored.</li>
+ * </ul>
+ * 
+ * @author mbats
+ */
+public class OverrideDescriptionPreprocessor<SIRIUS extends EObject> extends PreconfiguredPreprocessor<SIRIUS> {
+    /**
+     * The constructor.
+     * 
+     * @param descriptionClass
+     *            the SIRIUS class
+     * @param eClass
+     *            the EClass of the Sirius object
+     */
+    public OverrideDescriptionPreprocessor(Class<SIRIUS> descriptionClass, EClass eClass) {
+        super(descriptionClass, eClass);
+    }
+
+    @Override
+    protected void processMonoValuedEReference(EReference eReference, SIRIUS processedDescription, SIRIUS currentDescription, TransformationCache cache, IInterpreter interpreter,
+            IVariableManager variableManager, OverridesProvider overridesProvider) {
+        if (!eReference.equals(currentDescription.eClass().getEStructuralFeature("overrides"))) { //$NON-NLS-1$
+            super.processMonoValuedEReference(eReference, processedDescription, currentDescription, cache, interpreter, variableManager, overridesProvider);
+        }
+    }
+}