/*******************************************************************************
 * Copyright (c) 2008, 2010 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.jpa1.context.java;

import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jpt.core.context.UniqueConstraint;
import org.eclipse.jpt.core.context.java.JavaJpaContextNode;
import org.eclipse.jpt.core.context.java.JavaVirtualUniqueConstraint;
import org.eclipse.jpt.core.internal.context.java.AbstractJavaReadOnlyUniqueConstraint;
import org.eclipse.jpt.core.utility.TextRange;

public class GenericJavaVirtualUniqueConstraint
	extends AbstractJavaReadOnlyUniqueConstraint
	implements JavaVirtualUniqueConstraint
{
	protected final UniqueConstraint overriddenUniqueConstraint;


	public GenericJavaVirtualUniqueConstraint(JavaJpaContextNode parent, UniqueConstraint overriddenUniqueConstraint) {
		super(parent);
		this.overriddenUniqueConstraint = overriddenUniqueConstraint;
	}


	// ********** synchronize/update **********

	@Override
	public void update() {
		super.update();
		this.syncColumnNames();
	}


	// ********** validation **********

	public TextRange getValidationTextRange(CompilationUnit astRoot) {
		return null;
	}


	// ********** misc **********

	public UniqueConstraint getOverriddenUniqueConstraint() {
		return this.overriddenUniqueConstraint;
	}

	@Override
	protected Iterable<String> getResourceColumnNames() {
		return this.overriddenUniqueConstraint.getColumnNames();
	}
}