1 files changed, 48 insertions, 0 deletions
diff --git a/plugins/uml/properties/org.eclipse.papyrus.uml.properties/src/org/eclipse/papyrus/uml/properties/databinding/ExtensionEndMultiplicityObservableValue.java b/plugins/uml/properties/org.eclipse.papyrus.uml.properties/src/org/eclipse/papyrus/uml/properties/databinding/ExtensionEndMultiplicityObservableValue.java
new file mode 100755
index 00000000000..b37abcd1dcd
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+++ b/plugins/uml/properties/org.eclipse.papyrus.uml.properties/src/org/eclipse/papyrus/uml/properties/databinding/ExtensionEndMultiplicityObservableValue.java
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+/*****************************************************************************
+ * Copyright (c) 2013 CEA LIST.
+ *
+ *
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License 2.0
+ * which accompanies this distribution, and is available at
+ * https://www.eclipse.org/legal/epl-2.0/
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *  Camille Letavernier (camille.letavernier@cea.fr) - Initial API and implementation
+ *
+ *****************************************************************************/
+package org.eclipse.papyrus.uml.properties.databinding;
+
+import org.eclipse.emf.common.command.Command;
+import org.eclipse.emf.common.command.UnexecutableCommand;
+import org.eclipse.emf.edit.domain.EditingDomain;
+import org.eclipse.papyrus.uml.tools.Activator;
+import org.eclipse.papyrus.uml.tools.util.MultiplicityParser;
+import org.eclipse.uml2.uml.ExtensionEnd;
+
+/**
+ * An IObservableValue for handling the UML ExtensionEnd#multiplicity
+ * The multiplicity can only be either 1 or 0..1
+ *
+ * @author Camille Letavernier
+ * @since 3.3
+ *
+ */
+public class ExtensionEndMultiplicityObservableValue extends MultiplicityObservableValue {
+
+	public ExtensionEndMultiplicityObservableValue(ExtensionEnd source, EditingDomain domain) {
+		super(source, domain);
+	}
+
+	@Override
+	public Command getCommand(Object value) {
+		if (MultiplicityParser.ONE.equals(value) || MultiplicityParser.OPTIONAL.equals(value)) {
+			return super.getCommand(value);
+		}
+
+		Activator.log.warn(String.format("The multiplicity %s is not valid for an ExtensionEnd", value)); //$NON-NLS-1$
+		return UnexecutableCommand.INSTANCE;
+	}
+}