/**
    * 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.hbase.master;
  
  import org.apache.hadoop.hbase.classification.InterfaceAudience;
  import org.apache.hadoop.hbase.metrics.BaseSourceImpl;
  import org.apache.hadoop.metrics2.lib.MutableHistogram;
  
  @InterfaceAudience.Private
  public class MetricsMasterFilesystemSourceImpl extends BaseSourceImpl implements MetricsMasterFileSystemSource {
  
    private MutableHistogram splitSizeHisto;
    private MutableHistogram splitTimeHisto;
    private MutableHistogram metaSplitTimeHisto;
    private MutableHistogram metaSplitSizeHisto;
  
    public MetricsMasterFilesystemSourceImpl() {
      this(METRICS_NAME, METRICS_DESCRIPTION, METRICS_CONTEXT, METRICS_JMX_CONTEXT);
    }
  
    public MetricsMasterFilesystemSourceImpl(String metricsName,
                                             String metricsDescription,
                                             String metricsContext, String metricsJmxContext) {
      super(metricsName, metricsDescription, metricsContext, metricsJmxContext);
    }
  
    @Override
    public void init() {
      splitSizeHisto = metricsRegistry.newSizeHistogram(SPLIT_SIZE_NAME, SPLIT_SIZE_DESC);
      splitTimeHisto = metricsRegistry.newTimeHistogram(SPLIT_TIME_NAME, SPLIT_TIME_DESC);
      metaSplitTimeHisto =
          metricsRegistry.newTimeHistogram(META_SPLIT_TIME_NAME, META_SPLIT_TIME_DESC);
      metaSplitSizeHisto =
          metricsRegistry.newSizeHistogram(META_SPLIT_SIZE_NAME, META_SPLIT_SIZE_DESC);
    }
  
    @Override
    public void updateSplitTime(long time) {
      splitTimeHisto.add(time);
    }
  
    @Override
    public void updateSplitSize(long size) {
      splitSizeHisto.add(size);
    }
  
  
    @Override
    public void updateMetaWALSplitTime(long time) {
      metaSplitTimeHisto.add(time);
    }
  
    @Override
    public void updateMetaWALSplitSize(long size) {
      metaSplitSizeHisto.add(size);
    }
  }