1 files changed, 73 insertions, 0 deletions
diff --git a/plugins/infra/ui/org.eclipse.papyrus.infra.widgets/src/org/eclipse/papyrus/infra/widgets/providers/TreeCollectionContentProvider.java b/plugins/infra/ui/org.eclipse.papyrus.infra.widgets/src/org/eclipse/papyrus/infra/widgets/providers/TreeCollectionContentProvider.java
new file mode 100644
index 00000000000..73deef70ce1
--- /dev/null
+++ b/plugins/infra/ui/org.eclipse.papyrus.infra.widgets/src/org/eclipse/papyrus/infra/widgets/providers/TreeCollectionContentProvider.java
@@ -0,0 +1,73 @@
+/*****************************************************************************
+ * Copyright (c) 2011 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:
+ *  Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation
+ *****************************************************************************/
+package org.eclipse.papyrus.infra.widgets.providers;
+
+import java.util.Collection;
+
+import org.eclipse.jface.viewers.ITreeContentProvider;
+import org.eclipse.jface.viewers.Viewer;
+
+
+public class TreeCollectionContentProvider implements ITreeContentProvider {
+
+	private TreeCollectionContentProvider() {
+
+	}
+
+	@Override
+	public Object[] getChildren(Object parentElement) {
+		return new Object[0];
+	}
+
+	@Override
+	public Object getParent(Object element) {
+		return null;
+	}
+
+	@Override
+	public boolean hasChildren(Object element) {
+		return false;
+	}
+
+	public static final TreeCollectionContentProvider instance = new TreeCollectionContentProvider();
+
+	@Override
+	public void dispose() {
+		// Nothing
+	}
+
+	@Override
+	public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
+		// Nothing
+	}
+
+	/**
+	 * Converts the input List to an Array containing the same elements
+	 *
+	 * @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object)
+	 *
+	 * @param inputElement
+	 * @return
+	 * 		The Array containing the input elements
+	 */
+	@Override
+	public Object[] getElements(Object inputElement) {
+		if (inputElement instanceof Collection) {
+			return ((Collection<?>) inputElement).toArray();
+		} else if (inputElement instanceof Object[]) {
+			return (Object[]) inputElement;
+		}
+
+		return new Object[] {};
+	}
+
+}