/*******************************************************************************
 * Copyright (c) 2008 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.core.internal.context.orm;

import java.util.ListIterator;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.util.EObjectContainmentEList;
import org.eclipse.jpt.core.context.java.JavaAttributeOverride;
import org.eclipse.jpt.core.context.java.JavaEmbeddedMapping;
import org.eclipse.jpt.core.context.orm.OrmTypeMapping;
import org.eclipse.jpt.core.resource.orm.OrmPackage;
import org.eclipse.jpt.core.resource.orm.XmlAttributeOverride;
import org.eclipse.jpt.core.resource.orm.XmlColumn;
import org.eclipse.jpt.core.resource.orm.XmlEmbedded;
import org.eclipse.jpt.core.utility.TextRange;
import org.eclipse.jpt.utility.internal.CollectionTools;

/**
 * VirtualEmbedded is an implementation of Embedded used when there is 
 * no tag in the orm.xml and an underlying javaEmbeddedMapping exists.
 */
public class VirtualXmlEmbedded extends XmlEmbedded
{
	protected OrmTypeMapping ormTypeMapping;
	
	protected final JavaEmbeddedMapping javaAttributeMapping;
	
	protected final VirtualXmlAttributeMapping virtualXmlAttributeMapping;

	public VirtualXmlEmbedded(OrmTypeMapping ormTypeMapping, JavaEmbeddedMapping javaEmbeddedMapping) {
		super();
		this.ormTypeMapping = ormTypeMapping;
		this.javaAttributeMapping = javaEmbeddedMapping;
		this.virtualXmlAttributeMapping = new VirtualXmlAttributeMapping(ormTypeMapping, javaEmbeddedMapping);
	}
	
	protected boolean isOrmMetadataComplete() {
		return this.ormTypeMapping.isMetadataComplete();
	}
	
	@Override
	public String getMappingKey() {
		return this.virtualXmlAttributeMapping.getMappingKey();
	}
	
	@Override
	public String getName() {
		return this.virtualXmlAttributeMapping.getName();
	}

	@Override
	public void setName(String newName) {
		this.virtualXmlAttributeMapping.setName(newName);
	}
	
	@Override
	public TextRange getNameTextRange() {
		return this.virtualXmlAttributeMapping.getNameTextRange();
	}
	
	@Override
	public EList<XmlAttributeOverride> getAttributeOverrides() {
		EList<XmlAttributeOverride> attributeOverrides = new EObjectContainmentEList<XmlAttributeOverride>(XmlAttributeOverride.class, this, OrmPackage.XML_EMBEDDED__ATTRIBUTE_OVERRIDES);
		ListIterator<JavaAttributeOverride> javaAttributeOverrides;
		if (!this.isOrmMetadataComplete()) {
			javaAttributeOverrides = this.javaAttributeMapping.getAttributeOverrideContainer().attributeOverrides();
		}
		else {
			javaAttributeOverrides = this.javaAttributeMapping.getAttributeOverrideContainer().virtualAttributeOverrides();
		}
		for (JavaAttributeOverride javaAttributeOverride : CollectionTools.iterable(javaAttributeOverrides)) {
			XmlColumn xmlColumn = new VirtualXmlColumn(this.ormTypeMapping, javaAttributeOverride.getColumn());
			XmlAttributeOverride xmlAttributeOverride = new VirtualXmlAttributeOverride(javaAttributeOverride.getName(), xmlColumn);
			attributeOverrides.add(xmlAttributeOverride);
		}
		return attributeOverrides;
	}
}