Quelle ClusterRuleSet.java Sprache: JAVA

/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.catalina.ha;

import org.apache.tomcat.util.digester.Digester;
import org.apache.tomcat.util.digester.RuleSet;

/**
* 
* RuleSet for processing the contents of a Cluster definition element.
* 
*
* @author Peter Rossbach
*/
public class ClusterRuleSet implements RuleSet {

 // ----------------------------------------------------- Instance Variables

 /**
 * The matching pattern prefix to use for recognizing our elements.
 */
 protected final String prefix;

 // ------------------------------------------------------------ Constructor

 /**
 * Construct an instance of this <code>RuleSet</code> with the default matching pattern prefix.
 */
 public ClusterRuleSet() {
 this("");
 }

 /**
 * Construct an instance of this <code>RuleSet</code> with the specified matching pattern prefix.
 *
 * @param prefix Prefix for matching pattern rules (including the trailing slash character)
 */
 public ClusterRuleSet(String prefix) {
 this.prefix = prefix;
 }

 // --------------------------------------------------------- Public Methods

 /**
 * 
 * Add the set of Rule instances defined in this RuleSet to the specified <code>Digester</code> instance,
 * associating them with our namespace URI (if any). This method should only be called by a Digester instance.
 * 
 *
 * @param digester Digester instance to which the new Rule instances should be added.
 */
 @Override
 public void addRuleInstances(Digester digester) {
 // Cluster configuration start
 digester.addObjectCreate(prefix + "Manager", null, // MUST be specified in the element
 "className");
 digester.addSetProperties(prefix + "Manager");
 digester.addSetNext(prefix + "Manager", "setManagerTemplate", "org.apache.catalina.ha.ClusterManager");
 digester.addObjectCreate(prefix + "Manager/SessionIdGenerator",
 "org.apache.catalina.util.StandardSessionIdGenerator", "className");
 digester.addSetProperties(prefix + "Manager/SessionIdGenerator");
 digester.addSetNext(prefix + "Manager/SessionIdGenerator", "setSessionIdGenerator",
 "org.apache.catalina.SessionIdGenerator");

 digester.addObjectCreate(prefix + "Channel", null, // MUST be specified in the element
 "className");
 digester.addSetProperties(prefix + "Channel");
 digester.addSetNext(prefix + "Channel", "setChannel", "org.apache.catalina.tribes.Channel");

 String channelPrefix = prefix + "Channel/";

 // channel properties
 digester.addObjectCreate(channelPrefix + "Membership", null, // MUST be specified in the element
 "className");
 digester.addSetProperties(channelPrefix + "Membership");
 digester.addSetNext(channelPrefix + "Membership", "setMembershipService",
 "org.apache.catalina.tribes.MembershipService");

 // add
 digester.addObjectCreate(channelPrefix + "Membership/LocalMember", null, // MUST be specified in the element
 "className");
 digester.addSetProperties(channelPrefix + "Membership/LocalMember");
 digester.addSetNext(channelPrefix + "Membership/LocalMember", "setLocalMember",
 "org.apache.catalina.tribes.membership.StaticMember");
 digester.addObjectCreate(channelPrefix + "Membership/Member", null, // MUST be specified in the element
 "className");
 digester.addSetProperties(channelPrefix + "Membership/Member");
 digester.addSetNext(channelPrefix + "Membership/Member", "addStaticMember",
 "org.apache.catalina.tribes.membership.StaticMember");
 // add end

 digester.addObjectCreate(channelPrefix + "MembershipListener", null, // MUST be specified in the element
 "className");
 digester.addSetProperties(channelPrefix + "MembershipListener");
 digester.addSetNext(channelPrefix + "MembershipListener", "addMembershipListener",
 "org.apache.catalina.tribes.MembershipListener");

 digester.addObjectCreate(channelPrefix + "Sender", null, // MUST be specified in the element
 "className");
 digester.addSetProperties(channelPrefix + "Sender");
 digester.addSetNext(channelPrefix + "Sender", "setChannelSender", "org.apache.catalina.tribes.ChannelSender");

 digester.addObjectCreate(channelPrefix + "Sender/Transport", null, // MUST be specified in the element
 "className");
 digester.addSetProperties(channelPrefix + "Sender/Transport");
 digester.addSetNext(channelPrefix + "Sender/Transport", "setTransport",
 "org.apache.catalina.tribes.transport.MultiPointSender");

 digester.addObjectCreate(channelPrefix + "Receiver", null, // MUST be specified in the element
 "className");
 digester.addSetProperties(channelPrefix + "Receiver");
 digester.addSetNext(channelPrefix + "Receiver", "setChannelReceiver",
 "org.apache.catalina.tribes.ChannelReceiver");

 digester.addObjectCreate(channelPrefix + "Interceptor", null, // MUST be specified in the element
 "className");
 digester.addSetProperties(channelPrefix + "Interceptor");
 digester.addSetNext(channelPrefix + "Interceptor", "addInterceptor",
 "org.apache.catalina.tribes.ChannelInterceptor");

 digester.addObjectCreate(channelPrefix + "Interceptor/LocalMember", null, // MUST be specified in the element
 "className");
 digester.addSetProperties(channelPrefix + "Interceptor/LocalMember");
 digester.addSetNext(channelPrefix + "Interceptor/LocalMember", "setLocalMember",
 "org.apache.catalina.tribes.Member");

 digester.addObjectCreate(channelPrefix + "Interceptor/Member", null, // MUST be specified in the element
 "className");
 digester.addSetProperties(channelPrefix + "Interceptor/Member");
 digester.addSetNext(channelPrefix + "Interceptor/Member", "addStaticMember",
 "org.apache.catalina.tribes.Member");

 digester.addObjectCreate(channelPrefix + "ChannelListener", null, // MUST be specified in the element
 "className");
 digester.addSetProperties(channelPrefix + "ChannelListener");
 digester.addSetNext(channelPrefix + "ChannelListener", "addChannelListener",
 "org.apache.catalina.tribes.ChannelListener");

 digester.addObjectCreate(prefix + "Valve", null, // MUST be specified in the element
 "className");
 digester.addSetProperties(prefix + "Valve");
 digester.addSetNext(prefix + "Valve", "addValve", "org.apache.catalina.Valve");

 digester.addObjectCreate(prefix + "Deployer", null, // MUST be specified in the element
 "className");
 digester.addSetProperties(prefix + "Deployer");
 digester.addSetNext(prefix + "Deployer", "setClusterDeployer", "org.apache.catalina.ha.ClusterDeployer");

 digester.addObjectCreate(prefix + "Listener", null, // MUST be specified in the element
 "className");
 digester.addSetProperties(prefix + "Listener");
 digester.addSetNext(prefix + "Listener", "addLifecycleListener", "org.apache.catalina.LifecycleListener");

 digester.addObjectCreate(prefix + "ClusterListener", null, // MUST be specified in the element
 "className");
 digester.addSetProperties(prefix + "ClusterListener");
 digester.addSetNext(prefix + "ClusterListener", "addClusterListener", "org.apache.catalina.ha.ClusterListener");
 // Cluster configuration end
 }

}

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