1 files changed, 40 insertions, 0 deletions
diff --git a/common/plugins/org.eclipse.jpt.common.ui/src/org/eclipse/jpt/common/ui/internal/jface/ContentProvider.java b/common/plugins/org.eclipse.jpt.common.ui/src/org/eclipse/jpt/common/ui/internal/jface/ContentProvider.java
new file mode 100644
index 0000000000..176f774443
--- /dev/null
+++ b/common/plugins/org.eclipse.jpt.common.ui/src/org/eclipse/jpt/common/ui/internal/jface/ContentProvider.java
@@ -0,0 +1,40 @@
+/*******************************************************************************
+ * Copyright (c) 2012 Oracle. 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:
+ *     Oracle - initial API and implementation
+ ******************************************************************************/
+package org.eclipse.jpt.common.ui.internal.jface;
+
+import org.eclipse.jface.viewers.IContentProvider;
+import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.jpt.common.utility.internal.StringTools;
+
+/**
+ * Convenience implementation of {@link IContentProvider}.
+ */
+public class ContentProvider
+	implements IContentProvider
+{
+	private static final IContentProvider NULL_PROVIDER = new ContentProvider();
+
+	public static IContentProvider nullProvider() {
+		return NULL_PROVIDER;
+	}
+
+	public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
+		// do nothing
+	}
+
+	public void dispose() {
+		// do nothing
+	}
+
+	@Override
+	public String toString() {
+		return StringTools.buildToStringFor(this);
+	}
+}