1 files changed, 31 insertions, 0 deletions
diff --git a/plugins/uml/decoratormodel/org.eclipse.papyrus.uml.decoratormodel.controlmode/src/org/eclipse/papyrus/uml/decoratormodel/internal/controlmode/updaters/IRefactoringStep.java b/plugins/uml/decoratormodel/org.eclipse.papyrus.uml.decoratormodel.controlmode/src/org/eclipse/papyrus/uml/decoratormodel/internal/controlmode/updaters/IRefactoringStep.java
new file mode 100644
index 00000000000..7d9366005f7
--- /dev/null
+++ b/plugins/uml/decoratormodel/org.eclipse.papyrus.uml.decoratormodel.controlmode/src/org/eclipse/papyrus/uml/decoratormodel/internal/controlmode/updaters/IRefactoringStep.java
@@ -0,0 +1,31 @@
+/*****************************************************************************
+ * Copyright (c) 2014 Christian W. Damus and others.
+ * 
+ * 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:
+ *   Christian W. Damus - Initial API and implementation
+ *   
+ *****************************************************************************/
+
+package org.eclipse.papyrus.uml.decoratormodel.internal.controlmode.updaters;
+
+import org.eclipse.core.commands.ExecutionException;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.emf.ecore.resource.Resource;
+
+
+
+/**
+ * Protocol of a step in a sequence of decorator-model resource refactoring steps.
+ */
+public interface IRefactoringStep {
+
+	boolean refactor(Resource resource, IProgressMonitor monitor) throws ExecutionException;
+
+	boolean unrefactor(Resource resource, IProgressMonitor monitor) throws ExecutionException;
+
+}
+\ No newline at end of file