001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.regionserver;
019
020import org.apache.yetus.audience.InterfaceAudience;
021
022@InterfaceAudience.Private
023public interface MetricsUserAggregate {
024
025  /** Returns return a singleton instance of MetricsUserAggregateSource or null in case of NoOp */
026  MetricsUserAggregateSource getSource();
027
028  void updatePut(long t);
029
030  void updateDelete(long t);
031
032  void updateGet(long t);
033
034  void updateIncrement(long t);
035
036  void updateAppend(long t);
037
038  void updateReplay(long t);
039
040  void updateScanTime(long t);
041
042  void updateFilteredReadRequests();
043
044  void updateReadRequestCount();
045}