/*
* 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.storeconfig;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;
import org.apache.catalina.LifecycleListener;
import org.apache.catalina.Valve;
import org.apache.catalina.ha.CatalinaCluster;
import org.apache.catalina.ha.ClusterDeployer;
import org.apache.catalina.ha.ClusterListener;
import org.apache.catalina.ha.ClusterManager;
import org.apache.catalina.ha.tcp.SimpleTcpCluster;
import org.apache.catalina.tribes.Channel;
/**
* Generate Cluster Element with Membership,Sender,Receiver,Deployer and ReplicationValve
*/
public class CatalinaClusterSF extends StoreFactoryBase {
/**
* Store the specified Cluster children.
* <p>
* {@inheritDoc}
*/
@Override
public void storeChildren(PrintWriter aWriter, int indent, Object aCluster, StoreDescription parentDesc)
throws Exception {
if (aCluster instanceof CatalinaCluster cluster) {
if (cluster instanceof SimpleTcpCluster tcpCluster) {
// Store nested <Manager> element
ClusterManager manager = tcpCluster.getManagerTemplate();
if (manager != null) {
storeElement(aWriter, indent, manager);
}
}
// Store nested <Channel> element
Channel channel = cluster.getChannel();
if (channel != null) {
storeElement(aWriter, indent, channel);
}
// Store nested <Deployer> element
ClusterDeployer deployer = cluster.getClusterDeployer();
if (deployer != null) {
storeElement(aWriter, indent, deployer);
}
// Store nested <Valve> element
// ClusterValve are not store at Hosts element, see
Valve[] valves = cluster.getValves();
storeElementArray(aWriter, indent, valves);
if (aCluster instanceof SimpleTcpCluster) {
// Store nested <Listener> elements
LifecycleListener[] listeners = ((SimpleTcpCluster) cluster).findLifecycleListeners();
storeElementArray(aWriter, indent, listeners);
// Store nested <ClusterListener> elements
ClusterListener[] mlisteners = ((SimpleTcpCluster) cluster).findClusterListeners();
List<ClusterListener> clusterListeners = new ArrayList<>();
for (ClusterListener clusterListener : mlisteners) {
if (clusterListener != deployer) {
clusterListeners.add(clusterListener);
}
}
storeElementArray(aWriter, indent, clusterListeners.toArray());
}
}
}
}