1 files changed, 56 insertions, 0 deletions
diff --git a/plugins/infra/org.eclipse.papyrus.infra.constraints/src/org/eclipse/papyrus/infra/constraints/constraints/AttachedToResourceConstraint.java b/plugins/infra/org.eclipse.papyrus.infra.constraints/src/org/eclipse/papyrus/infra/constraints/constraints/AttachedToResourceConstraint.java
new file mode 100644
index 00000000000..5859aac77fd
--- /dev/null
+++ b/plugins/infra/org.eclipse.papyrus.infra.constraints/src/org/eclipse/papyrus/infra/constraints/constraints/AttachedToResourceConstraint.java
@@ -0,0 +1,56 @@
+/*****************************************************************************
+ * Copyright (c) 2014 CEA LIST 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:
+ *   CEA LIST - Initial API and implementation
+ *   
+ *****************************************************************************/
+
+package org.eclipse.papyrus.infra.constraints.constraints;
+
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.papyrus.infra.emf.utils.EMFHelper;
+
+/**
+ * A properties view constraint that matches objects that are attached to some resource.
+ */
+public class AttachedToResourceConstraint extends AbstractConstraint {
+
+	/**
+	 * Initializes me.
+	 */
+	public AttachedToResourceConstraint() {
+		super();
+	}
+
+	@Override
+	protected boolean match(Object selection) {
+		boolean result = false;
+
+		EObject object = EMFHelper.getEObject(selection);
+
+		if (object != null) {
+			result = object.eResource() != null;
+		}
+
+		return result;
+	}
+
+	@Override
+	protected boolean equivalent(Constraint constraint) {
+		if (this == constraint) {
+			return true;
+		}
+		return constraint instanceof AttachedToResourceConstraint;
+	}
+
+	@Override
+	public String toString() {
+		return "AttachedToResourceConstraint"; //$NON-NLS-1$
+	}
+}