mq5.0-source.main.mq-broker.cluster.src.main.java.com.sun.messaging.jmq.jmsserver.cluster.manager.ClusterReason Maven / Gradle / Ivy
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/*
* @(#)ClusterManager.java 1.13 06/28/07
*/
package com.sun.messaging.jmq.jmsserver.cluster.manager;
import java.util.Set;
import java.util.Iterator;
import com.sun.messaging.jmq.io.MQAddress;
import java.util.NoSuchElementException;
import com.sun.messaging.jmq.jmsserver.util.BrokerException;
import com.sun.messaging.jmq.util.UID;
// for javadocs
import com.sun.messaging.jmq.jmsserver.Globals;
/**
* Typesafe enum class which represents a Reason passed into broker changed
*/
public class ClusterReason
{
/**
* descriptive string associated with the reason
*/
private final String name;
/**
* private constructor for ClusterReason
*/
private ClusterReason(String name) {
this.name = name;
}
/**
* a string representation of the object
*/
public String toString() {
return "ClusterReason["+ name +"]";
}
/**
* A broker has been added to the cluster.
*/
public static final ClusterReason ADDED =
new ClusterReason("ADDED");
/**
* A broker has been removed from the cluster.
*/
public static final ClusterReason REMOVED =
new ClusterReason("REMOVED");
/**
* The status of a broker has changed.
* @see BrokerStatus
*/
public static final ClusterReason STATUS_CHANGED =
new ClusterReason("STATUS_CHANGED");
/**
* The state of a broker has changed.
* @see BrokerState
*/
public static final ClusterReason STATE_CHANGED =
new ClusterReason("STATE_CHANGED");
/**
* The protocol version of a broker has changed.
*/
public static final ClusterReason VERSION_CHANGED =
new ClusterReason("VERSION_CHANGED");
/**
* The portmapper address of a broker has changed.
*/
public static final ClusterReason ADDRESS_CHANGED =
new ClusterReason("ADDRESS_CHANGED");
/**
* The address of the master broker in the cluster
* has changed.
*/
public static final ClusterReason MASTER_BROKER_CHANGED =
new ClusterReason("MASTER_BROKER_CHANGED");
}