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.ipc;
019
020import org.apache.hbase.thirdparty.io.netty.channel.Channel;
021import org.apache.hbase.thirdparty.io.netty.channel.EventLoopGroup;
022import org.apache.hbase.thirdparty.io.netty.channel.nio.NioEventLoopGroup;
023import org.apache.hbase.thirdparty.io.netty.channel.socket.nio.NioSocketChannel;
024import org.apache.hbase.thirdparty.io.netty.util.concurrent.DefaultThreadFactory;
025
026import org.apache.yetus.audience.InterfaceAudience;
027import org.apache.hadoop.hbase.util.Pair;
028
029/**
030 * The default netty event loop config
031 */
032@InterfaceAudience.Private
033class DefaultNettyEventLoopConfig {
034
035  public static final Pair<EventLoopGroup, Class<? extends Channel>> GROUP_AND_CHANNEL_CLASS = Pair
036      .<EventLoopGroup, Class<? extends Channel>> newPair(
037        new NioEventLoopGroup(0,
038            new DefaultThreadFactory("Default-IPC-NioEventLoopGroup", true, Thread.MAX_PRIORITY)),
039        NioSocketChannel.class);
040}