1 files changed, 54 insertions, 0 deletions
diff --git a/eclipselink/org.eclipse.emf.teneo.eclipselink.elistfactory/src/org/eclipse/emf/teneo/eclipselink/elistfactory/ExtendedMetaDataUtil.java b/eclipselink/org.eclipse.emf.teneo.eclipselink.elistfactory/src/org/eclipse/emf/teneo/eclipselink/elistfactory/ExtendedMetaDataUtil.java
new file mode 100755
index 000000000..5644a1441
--- /dev/null
+++ b/eclipselink/org.eclipse.emf.teneo.eclipselink.elistfactory/src/org/eclipse/emf/teneo/eclipselink/elistfactory/ExtendedMetaDataUtil.java
@@ -0,0 +1,54 @@
+/*******************************************************************************
+ * Copyright (c) 2008 Oracle and Geensys.
+ * 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 and Geensys - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.emf.teneo.eclipselink.elistfactory;
+
+import java.util.Collections;
+import java.util.List;
+
+import org.eclipse.emf.ecore.EClassifier;
+import org.eclipse.emf.ecore.EPackage;
+import org.eclipse.emf.ecore.EcorePackage;
+import org.eclipse.emf.ecore.impl.EPackageRegistryImpl;
+import org.eclipse.emf.ecore.util.BasicExtendedMetaData;
+import org.eclipse.emf.ecore.util.ExtendedMetaData;
+import org.eclipse.emf.ecore.xml.type.XMLTypePackage;
+
+public class ExtendedMetaDataUtil {
+
+	private static ExtendedMetaData extendedMetaData = null;
+
+	public static ExtendedMetaData getExtendedMetaData(final EClassifier eClassifier) {
+		if (extendedMetaData == null) {
+			extendedMetaData = new BasicExtendedMetaData(new EPackageRegistryImpl(EPackage.Registry.INSTANCE));
+		}
+		EPackage ePackage = eClassifier.getEPackage();
+		if (extendedMetaData.getPackage(ePackage.getNsURI()) == null) {
+			populateExtendedMetaData(extendedMetaData, Collections.singletonList(ePackage));
+		}
+		if (extendedMetaData.getPackage(ExtendedMetaData.XML_SCHEMA_URI) == null) {
+			extendedMetaData.putPackage(ExtendedMetaData.XML_SCHEMA_URI, extendedMetaData
+					.getPackage(XMLTypePackage.eNS_URI));
+		}
+		return extendedMetaData;
+	}
+
+	private static void populateExtendedMetaData(final ExtendedMetaData extendedMetaData, final List<EPackage> ePackages) {
+		for (EPackage package1 : ePackages) {
+			EPackage ePackage = package1;
+			if (ePackage != null) {
+				if (!EcorePackage.eNS_URI.equals(ePackage.getNsURI())) {
+					extendedMetaData.putPackage(ePackage.getNsURI(), ePackage);
+				}
+				populateExtendedMetaData(extendedMetaData, ePackage.getESubpackages());
+			}
+		}
+	}
+}