1 files changed, 79 insertions, 0 deletions
diff --git a/eclipselink/org.eclipse.emf.teneo.eclipselink/src/org/eclipse/emf/teneo/eclipselink/EmfUnitOfWorkQueryBasedValueHolder.java b/eclipselink/org.eclipse.emf.teneo.eclipselink/src/org/eclipse/emf/teneo/eclipselink/EmfUnitOfWorkQueryBasedValueHolder.java
new file mode 100755
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+++ b/eclipselink/org.eclipse.emf.teneo.eclipselink/src/org/eclipse/emf/teneo/eclipselink/EmfUnitOfWorkQueryBasedValueHolder.java
@@ -0,0 +1,79 @@
+/*******************************************************************************
+ * 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;
+
+import java.util.Collection;
+
+import org.eclipse.emf.common.util.EList;
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.teneo.eclipselink.elistfactory.EListFactory;
+import org.eclipse.emf.teneo.eclipselink.internal.messages.Messages;
+import org.eclipse.persistence.exceptions.DatabaseException;
+import org.eclipse.persistence.indirection.ValueHolderInterface;
+import org.eclipse.persistence.internal.indirection.UnitOfWorkQueryValueHolder;
+import org.eclipse.persistence.internal.sessions.AbstractRecord;
+import org.eclipse.persistence.internal.sessions.UnitOfWorkImpl;
+import org.eclipse.persistence.mappings.ForeignReferenceMapping;
+
+public class EmfUnitOfWorkQueryBasedValueHolder extends UnitOfWorkQueryValueHolder implements EmfOwnedValueHolder {
+	/**
+   * 
+   */
+	private static final long serialVersionUID = 1L;
+	private EObject owner;
+	private String ownerAttrName;
+
+	public EmfUnitOfWorkQueryBasedValueHolder(ValueHolderInterface attributeValue, Object clone,
+			ForeignReferenceMapping mapping, AbstractRecord row, UnitOfWorkImpl unitOfWork) {
+		super(attributeValue, clone, mapping, row, unitOfWork);
+	}
+
+	@Override
+	protected Object instantiate() throws DatabaseException {
+		return doInstantiate();
+	}
+
+	@SuppressWarnings("unchecked")
+	protected <E> Object doInstantiate() throws DatabaseException {
+		ValueHolderInterface wrappedVH = getWrappedValueHolder();
+		if (wrappedVH instanceof EmfQueryBasedValueHolder) {
+			EmfQueryBasedValueHolder emfVH = (EmfQueryBasedValueHolder) wrappedVH;
+			emfVH.setOwner(getOwner());
+			emfVH.setOwnerAttrName(getOwnerAttrName());
+		}
+		Collection<E> contents = (Collection<E>) super.instantiate();
+		EList<E> newList = null;
+		try {
+			newList = EListFactory.eINSTANCE.createEList(getOwner(), getOwnerAttrName());
+			EmfHelper.getInstance().setECollectionContents(contents, newList);
+		} catch (ClassNotFoundException e) {
+			throw new RuntimeException(Messages.exception_errorBuildingEListImplementation, e);
+		}
+		return newList;
+	}
+
+	public EObject getOwner() {
+		return owner;
+	}
+
+	public void setOwner(EObject owner) {
+		this.owner = owner;
+	}
+
+	public String getOwnerAttrName() {
+		return ownerAttrName;
+	}
+
+	public void setOwnerAttrName(String ownerAttrName) {
+		this.ownerAttrName = ownerAttrName;
+	}
+
+}