ChainedManagedUpdate.java

/******************************************************************************
 * Copyright (c) 2006, 2010 VMware Inc.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * and Apache License v2.0 which accompanies this distribution. 
 * The Eclipse Public License is available at 
 * http://www.eclipse.org/legal/epl-v10.html and the Apache License v2.0
 * is available at http://www.opensource.org/licenses/apache2.0.php.
 * You may elect to redistribute this code under either of these licenses. 
 * 
 * Contributors:
 *   VMware Inc.
 *****************************************************************************/

package org.eclipse.gemini.blueprint.compendium.internal.cm;

import java.util.Map;

import org.springframework.util.ObjectUtils;

/**
 * A chain up managed updates.
 * 
 * @author Costin Leau
 */
class ChainedManagedUpdate implements UpdateCallback {

	private final UpdateCallback[] callbacks;

	ChainedManagedUpdate(UpdateCallback[] callbacks) {
		this.callbacks = (ObjectUtils.isEmpty(callbacks) ? new UpdateCallback[0] : callbacks);
	}

	public void update(Object instance, Map properties) {
		for (UpdateCallback callback : callbacks) {
			callback.update(instance, properties);
		}
	}
}