EpollSocketChannel.java — netty Source File

Source Code

/*
 * Copyright 2014 The Netty Project
 *
 * The Netty Project 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:
 *
 *   https://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 io.netty.channel.epoll;

import io.netty.buffer.ByteBuf;
import io.netty.channel.Channel;
import io.netty.channel.ChannelException;
import io.netty.channel.ChannelOutboundBuffer;
import io.netty.channel.socket.InternetProtocolFamily;
import io.netty.channel.socket.ServerSocketChannel;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.SocketProtocolFamily;
import io.netty.util.concurrent.GlobalEventExecutor;

import java.io.IOException;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.SocketAddress;
import java.util.Collection;
import java.util.Collections;
import java.util.Map;
import java.util.concurrent.Executor;

import static io.netty.channel.epoll.LinuxSocket.newSocketStream;
import static io.netty.channel.epoll.Native.IS_SUPPORTING_TCP_FASTOPEN_CLIENT;

/**
 * {@link SocketChannel} implementation that uses linux EPOLL Edge-Triggered Mode for
 * maximal performance.
 */
public final class EpollSocketChannel extends AbstractEpollStreamChannel implements SocketChannel {

    private final EpollSocketChannelConfig config;

    private volatile Collection<InetAddress> tcpMd5SigAddresses = Collections.emptyList();

    public EpollSocketChannel() {
        super(newSocketStream(), false);
        config = new EpollSocketChannelConfig(this);
    }

    /**
     *
     * @deprecated use {@link EpollServerSocketChannel#EpollServerSocketChannel(SocketProtocolFamily)}.
     */
    @Deprecated
    public EpollSocketChannel(InternetProtocolFamily protocol) {
// ... (128 more lines)