modules/clustering/src/org/apache/axis2/clustering/tribes/ClusterManagementInterceptor.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.axis2.clustering.tribes;

import org.apache.catalina.tribes.ChannelMessage;
import org.apache.catalina.tribes.group.ChannelInterceptorBase;
import org.apache.catalina.tribes.membership.Membership;

/**
 * This interceptor is used when this member acts as a ClusterManager.
 */
public class ClusterManagementInterceptor extends ChannelInterceptorBase {

    /**
     * Represents the load balancer group
     */
    protected Membership clusterMgtMembership = null;

    /**
     * Represents the cluster manager's group
     */
    protected byte[] clusterManagerDomain = new byte[0];

    public ClusterManagementInterceptor(byte[] clusterManagerDomain) {
        this.clusterManagerDomain = clusterManagerDomain;
    }

    public void messageReceived(ChannelMessage msg) {
        // Ignore all messages which are not intended for the cluster manager group or which are not
        // membership messages
        if (okToProcess(msg.getOptions()) ||
            TribesUtil.isInDomain(msg.getAddress(), clusterManagerDomain)) {
            super.messageReceived(msg);
        }
    }
}