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.hadoop.conf.Configuration; 021import org.apache.hadoop.hbase.Abortable; 022import org.apache.hadoop.hbase.HBaseInterfaceAudience; 023import org.apache.hadoop.hbase.HConstants; 024import org.apache.hadoop.hbase.ipc.PriorityFunction; 025import org.apache.hadoop.hbase.ipc.RpcScheduler; 026import org.apache.hadoop.hbase.ipc.SimpleRpcScheduler; 027import org.apache.yetus.audience.InterfaceAudience; 028import org.apache.yetus.audience.InterfaceStability; 029 030/** 031 * Constructs a {@link SimpleRpcScheduler}. 032 */ 033@InterfaceAudience.LimitedPrivate({ HBaseInterfaceAudience.COPROC, HBaseInterfaceAudience.PHOENIX }) 034@InterfaceStability.Evolving 035public class SimpleRpcSchedulerFactory implements RpcSchedulerFactory { 036 /** 037 * @deprecated since 1.0.0. 038 * @see <a href="https://issues.apache.org/jira/browse/HBASE-12028">HBASE-12028</a> 039 */ 040 @Override 041 @Deprecated 042 public RpcScheduler create(Configuration conf, PriorityFunction priority) { 043 return create(conf, priority, null); 044 } 045 046 @Override 047 public RpcScheduler create(Configuration conf, PriorityFunction priority, Abortable server) { 048 int handlerCount = conf.getInt(HConstants.REGION_SERVER_HANDLER_COUNT, 049 HConstants.DEFAULT_REGION_SERVER_HANDLER_COUNT); 050 return new SimpleRpcScheduler(conf, handlerCount, 051 conf.getInt(HConstants.REGION_SERVER_HIGH_PRIORITY_HANDLER_COUNT, 052 HConstants.DEFAULT_REGION_SERVER_HIGH_PRIORITY_HANDLER_COUNT), 053 conf.getInt(HConstants.REGION_SERVER_REPLICATION_HANDLER_COUNT, 054 HConstants.DEFAULT_REGION_SERVER_REPLICATION_HANDLER_COUNT), 055 conf.getInt(HConstants.MASTER_META_TRANSITION_HANDLER_COUNT, 056 HConstants.MASTER__META_TRANSITION_HANDLER_COUNT_DEFAULT), 057 priority, server, HConstants.QOS_THRESHOLD); 058 } 059}