src/main/java/org/apache/hadoop/chukwa/datacollection/agent/metrics/ChunkQueueActivityMBean.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.hadoop.chukwa.datacollection.agent.metrics;

import javax.management.ObjectName;

import org.apache.hadoop.metrics.util.MBeanUtil;
import org.apache.hadoop.metrics.util.MetricsDynamicMBeanBase;
import org.apache.hadoop.metrics.util.MetricsRegistry;

public class ChunkQueueActivityMBean extends MetricsDynamicMBeanBase {
  final private ObjectName mbeanName;

  public ChunkQueueActivityMBean(final MetricsRegistry mr, final String serviceName) {
    super(mr, "ChunkQueue layer statistics");
    mbeanName = MBeanUtil.registerMBean(serviceName,
          "QueueActivity", this);
  }


  public void shutdown() {
    if (mbeanName != null)
      MBeanUtil.unregisterMBean(mbeanName);
  }


}