org.apache.zookeeper.server.quorum.LeaderBean Maven / Gradle / Ivy
/**
* 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.zookeeper.server.quorum;
import org.apache.zookeeper.server.ZooKeeperServerBean;
import org.apache.zookeeper.server.ZooKeeperServer;
import org.apache.zookeeper.server.quorum.LearnerHandler;
import org.apache.zookeeper.server.quorum.Leader;
/**
* Leader MBean interface implementation.
*/
public class LeaderBean extends ZooKeeperServerBean implements LeaderMXBean {
private final Leader leader;
public LeaderBean(Leader leader, ZooKeeperServer zks) {
super(zks);
this.leader = leader;
}
public String getName() {
return "Leader";
}
public String getCurrentZxid() {
return "0x" + Long.toHexString(zks.getZxid());
}
public String followerInfo() {
StringBuilder sb = new StringBuilder();
for (LearnerHandler handler : leader.getLearners()) {
sb.append(handler.toString()).append("\n");
}
return sb.toString();
}
@Override
public long getElectionTimeTaken() {
return leader.self.getElectionTimeTaken();
}
}