/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 * 
 * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
 * 
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License. You can obtain
 * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
 * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 * 
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
 * Sun designates this particular file as subject to the "Classpath" exception
 * as provided by Sun in the GPL Version 2 section of the License file that
 * accompanied this code.  If applicable, add the following below the License
 * Header, with the fields enclosed by brackets [] replaced by your own
 * identifying information: "Portions Copyrighted [year]
 * [name of copyright owner]"
 * 
 * Contributor(s):
 * 
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

/*
 * LBCluster.java
 *
 * Created on June 21, 2004, 4:53 PM
 */

package com.sun.enterprise.tools.upgrade.cluster;
/**
 * This class represents a cluster element in loadbalancer
 *
 * @author  prakash
 */
import java.util.*;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

public class LBCluster {
    
    private List instances;
    private List webModules;
    private LBHealthChecker healthChecker;
    /** Creates a new instance of LBCluster */
    public LBCluster(Element clusterElement) {
        instances = new ArrayList();
        webModules = new ArrayList();
        NodeList inEles = clusterElement.getElementsByTagName("instance");
        for(int lh =0; lh < inEles.getLength(); lh++){
            instances.add(new LBInstance((Element)inEles.item(lh)));
        }
        NodeList webEles = clusterElement.getElementsByTagName("web-module");
        for(int ih =0; ih < webEles.getLength(); ih++){
            webModules.add(new LBWebModule((Element)webEles.item(ih)));
        }
        NodeList helEles = clusterElement.getElementsByTagName("health-checker");
        for(int ih =0; ih < helEles.getLength(); ih++){
            // There should either zero or one health-checker.
            healthChecker = new LBHealthChecker((Element)helEles.item(ih));
        }
    }
    
    public LBHealthChecker getHealthChecker() {
        return healthChecker;
    }
    public java.util.List getInstances() {
        return instances;
    }
    public java.util.List getWebModules() {
        return webModules;
    }    
}