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}