content: /*
   * 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.hadoop.chukwa.datacollection.adaptor.JMX;
  
  import java.lang.management.ManagementFactory;
  
  import javax.management.MBeanServer;
  
  public class JMXAgent {
  	private MBeanServer mbs = null;
  	static JMXAgent agent = null;
  	private JMXAgent(){
  		mbs = ManagementFactory.getPlatformMBeanServer();
  	}
  	
  	public static MBeanServer getMBeanServerInstance(){
  		if(agent == null){
  			agent = new JMXAgent();
  		}
  		return agent.mbs;
  	}
  }