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ActiveMQ example source code file (BrokerInfo.java)

This example ActiveMQ source code file (BrokerInfo.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - ActiveMQ tags/keywords

basecommand, brokerid, brokerinfo, brokerinfo, data_structure_type, io, ioexception, ioexception, override, passive_slave_key, properties, properties, response, string, string, util

The ActiveMQ BrokerInfo.java source code

/**
 * 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.activemq.command;

import java.io.IOException;
import java.util.Properties;
import org.apache.activemq.state.CommandVisitor;
import org.apache.activemq.util.MarshallingSupport;

/**
 * When a client connects to a broker, the broker send the client a BrokerInfo
 * so that the client knows which broker node he's talking to and also any peers
 * that the node has in his cluster. This is the broker helping the client out
 * in discovering other nodes in the cluster.
 * 
 * @openwire:marshaller code="2"
 * 
 */
public class BrokerInfo extends BaseCommand {
    private static final String PASSIVE_SLAVE_KEY = "passiveSlave";
    public static final byte DATA_STRUCTURE_TYPE = CommandTypes.BROKER_INFO;
    BrokerId brokerId;
    String brokerURL;
    boolean slaveBroker;
    boolean masterBroker;
    boolean faultTolerantConfiguration;
    boolean networkConnection;
    boolean duplexConnection;
    BrokerInfo peerBrokerInfos[];
    String brokerName;
    long connectionId;
    String brokerUploadUrl;
    String networkProperties;
    transient int refCount = 0;
    
    public BrokerInfo copy() {
        BrokerInfo copy = new BrokerInfo();
        copy(copy);
        return copy;
    }
    
    private void copy(BrokerInfo copy) {
        super.copy(copy);
        copy.brokerId = this.brokerId;
        copy.brokerURL = this.brokerURL;
        copy.slaveBroker = this.slaveBroker;
        copy.masterBroker = this.masterBroker;
        copy.faultTolerantConfiguration = this.faultTolerantConfiguration;
        copy.networkConnection = this.networkConnection;
        copy.duplexConnection = this.duplexConnection;
        copy.peerBrokerInfos = this.peerBrokerInfos;
        copy.brokerName = this.brokerName;
        copy.connectionId = this.connectionId;
        copy.brokerUploadUrl = this.brokerUploadUrl;
        copy.networkProperties = this.networkProperties;
    } 

    @Override
    public boolean isBrokerInfo() {
        return true;
    }

    public byte getDataStructureType() {
        return DATA_STRUCTURE_TYPE;
    }

    /**
     * @openwire:property version=1 cache=true
     */
    public BrokerId getBrokerId() {
        return brokerId;
    }

    public void setBrokerId(BrokerId brokerId) {
        this.brokerId = brokerId;
    }

    /**
     * @openwire:property version=1
     */
    public String getBrokerURL() {
        return brokerURL;
    }

    public void setBrokerURL(String brokerURL) {
        this.brokerURL = brokerURL;
    }

    /**
     * @openwire:property version=1 testSize=0
     */
    public BrokerInfo[] getPeerBrokerInfos() {
        return peerBrokerInfos;
    }

    public void setPeerBrokerInfos(BrokerInfo[] peerBrokerInfos) {
        this.peerBrokerInfos = peerBrokerInfos;
    }

    /**
     * @openwire:property version=1
     */
    public String getBrokerName() {
        return brokerName;
    }

    public void setBrokerName(String brokerName) {
        this.brokerName = brokerName;
    }

    public Response visit(CommandVisitor visitor) throws Exception {
        return visitor.processBrokerInfo(this);
    }

    /**
     * @openwire:property version=1
     */
    public boolean isSlaveBroker() {
        return slaveBroker;
    }

    public void setSlaveBroker(boolean slaveBroker) {
        this.slaveBroker = slaveBroker;
    }

    /**
     * @openwire:property version=1
     */
    public boolean isMasterBroker() {
        return masterBroker;
    }

    /**
     * @param masterBroker The masterBroker to set.
     */
    public void setMasterBroker(boolean masterBroker) {
        this.masterBroker = masterBroker;
    }

    /**
     * @openwire:property version=1
     * @return Returns the faultTolerantConfiguration.
     */
    public boolean isFaultTolerantConfiguration() {
        return faultTolerantConfiguration;
    }

    /**
     * @param faultTolerantConfiguration The faultTolerantConfiguration to set.
     */
    public void setFaultTolerantConfiguration(boolean faultTolerantConfiguration) {
        this.faultTolerantConfiguration = faultTolerantConfiguration;
    }

    /**
     * @openwire:property version=2
     * @return the duplexConnection
     */
    public boolean isDuplexConnection() {
        return this.duplexConnection;
    }

    /**
     * @param duplexConnection the duplexConnection to set
     */
    public void setDuplexConnection(boolean duplexConnection) {
        this.duplexConnection = duplexConnection;
    }

    /**
     * @openwire:property version=2
     * @return the networkConnection
     */
    public boolean isNetworkConnection() {
        return this.networkConnection;
    }

    /**
     * @param networkConnection the networkConnection to set
     */
    public void setNetworkConnection(boolean networkConnection) {
        this.networkConnection = networkConnection;
    }

    /**
     * The broker assigns a each connection it accepts a connection id.
     * 
     * @openwire:property version=2
     */
    public long getConnectionId() {
        return connectionId;
    }

    public void setConnectionId(long connectionId) {
        this.connectionId = connectionId;
    }

    /**
     * The URL to use when uploading BLOBs to the broker or some other external
     * file/http server
     * 
     * @openwire:property version=3
     */
    public String getBrokerUploadUrl() {
        return brokerUploadUrl;
    }

    public void setBrokerUploadUrl(String brokerUploadUrl) {
        this.brokerUploadUrl = brokerUploadUrl;
    }

    /**
     * @openwire:property version=3 cache=false
     * @return the networkProperties
     */
    public String getNetworkProperties() {
        return this.networkProperties;
    }

    /**
     * @param networkProperties the networkProperties to set
     */
    public void setNetworkProperties(String networkProperties) {
        this.networkProperties = networkProperties;
    }
    
    public boolean isPassiveSlave() {
        boolean result = false;
        Properties props = getProperties();
        if (props != null) {
            result = Boolean.parseBoolean(props.getProperty(PASSIVE_SLAVE_KEY, "false"));
        }
        return result;
    }
    
    public void setPassiveSlave(boolean value) {
        Properties props = new Properties();
        props.put(PASSIVE_SLAVE_KEY, Boolean.toString(value));
        try {
            this.networkProperties=MarshallingSupport.propertiesToString(props);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    
    public Properties getProperties() {
        Properties result = null;
        try {
            result = MarshallingSupport.stringToProperties(getNetworkProperties());
        } catch (IOException e) {
           e.printStackTrace();
        }
        return result;
    }

    public int getRefCount() {
        return refCount;
    }

    public void incrementRefCount() {
        refCount++;
    }
    public int decrementRefCount() {
        return --refCount;
    }
}

Other ActiveMQ examples (source code examples)

Here is a short list of links related to this ActiveMQ BrokerInfo.java source code file:

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