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diff --git a/jaxb/plugins/org.eclipse.jpt.jaxb.eclipselink.core/src/org/eclipse/jpt/jaxb/eclipselink/core/context/ELXmlNamedNodeMapping.java b/jaxb/plugins/org.eclipse.jpt.jaxb.eclipselink.core/src/org/eclipse/jpt/jaxb/eclipselink/core/context/ELXmlNamedNodeMapping.java
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+++ b/jaxb/plugins/org.eclipse.jpt.jaxb.eclipselink.core/src/org/eclipse/jpt/jaxb/eclipselink/core/context/ELXmlNamedNodeMapping.java
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+/*******************************************************************************
+ * Copyright (c) 2011, 2013 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.jaxb.eclipselink.core.context;
+
+import org.eclipse.jpt.common.utility.internal.transformer.TransformerAdapter;
+import org.eclipse.jpt.common.utility.transformer.Transformer;
+import org.eclipse.jpt.jaxb.core.context.XmlNamedNodeMapping;
+
+
+/**
+ * Common interface for ELXmlElementMapping and ELXmlAttributeMapping
+ * 
+ * Provisional API: This interface is part of an interim API that is still
+ * under development and expected to change significantly before reaching
+ * stability. It is available at this early stage to solicit feedback from
+ * pioneering adopters on the understanding that any code that uses this API
+ * will almost certainly be broken (repeatedly) as the API evolves.
+ * 
+ * @version 3.2
+ * @since 3.2
+ */
+public interface ELXmlNamedNodeMapping
+		extends XmlNamedNodeMapping, ELXmlPathMapping {
+	
+	// ***** XmlKey *****
+	
+	/**
+	 * String associated with changes to the xmlKey property
+	 */
+	String XML_KEY_PROPERTY = "xmlKey";  ///$NON-NLS-1$
+	
+	/**
+	 * Return the xmlKey property value.
+	 * A null indicates it is not specified.
+	 */
+	ELXmlKey getXmlKey();
+	
+	/**
+	 * Add (and return) an xmlKey property value.
+	 * (Specifies the property)
+	 */
+	ELXmlKey addXmlKey();
+	
+	/**
+	 * Remove the xmlKey property value.
+	 * (Unspecifies the property)
+	 */
+	void removeXmlKey();
+	
+	
+	// ***** misc *****
+	
+	/**
+	 * Return an XPath to represent this attribute mapping.
+	 * Return <code>null</code> if no valid XPath can be constructed.
+	 * (Trivial if this mapping has an XmlPath annotation)
+	 */
+	String getXPath();
+	Transformer<ELXmlNamedNodeMapping, String> X_PATH_TRANSFORMER = new XPathTransformer();
+	class XPathTransformer
+		extends TransformerAdapter<ELXmlNamedNodeMapping, String>
+	{
+		@Override
+		public String transform(ELXmlNamedNodeMapping mapping) {
+			return mapping.getXPath();
+		}
+	}
+}