9e29c39daa
Motivation: In next major version of netty users should use ChannelHandler everywhere. We should ensure we do the same Modifications: Replace usage of deprecated classes / interfaces with ChannelHandler Result: Use non-deprecated code
190 lines
6.4 KiB
Java
190 lines
6.4 KiB
Java
/*
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* Copyright 2012 The Netty Project
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*
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* The Netty Project licenses this file to you under the Apache License,
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* version 2.0 (the "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*/
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package io.netty.channel.socket;
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import io.netty.buffer.ByteBufAllocator;
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import io.netty.channel.ChannelConfig;
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import io.netty.channel.ChannelHandlerContext;
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import io.netty.channel.ChannelHandler;
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import io.netty.channel.ChannelOption;
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import io.netty.channel.MessageSizeEstimator;
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import io.netty.channel.RecvByteBufAllocator;
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import io.netty.channel.WriteBufferWaterMark;
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import java.net.Socket;
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import java.net.StandardSocketOptions;
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/**
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* A {@link ChannelConfig} for a {@link SocketChannel}.
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*
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* <h3>Available options</h3>
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*
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* In addition to the options provided by {@link ChannelConfig},
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* {@link SocketChannelConfig} allows the following options in the option map:
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*
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* <table border="1" cellspacing="0" cellpadding="6">
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* <tr>
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* <th>Name</th><th>Associated setter method</th>
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* </tr><tr>
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* <td>{@link ChannelOption#SO_KEEPALIVE}</td><td>{@link #setKeepAlive(boolean)}</td>
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* </tr><tr>
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* <td>{@link ChannelOption#SO_REUSEADDR}</td><td>{@link #setReuseAddress(boolean)}</td>
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* </tr><tr>
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* <td>{@link ChannelOption#SO_LINGER}</td><td>{@link #setSoLinger(int)}</td>
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* </tr><tr>
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* <td>{@link ChannelOption#TCP_NODELAY}</td><td>{@link #setTcpNoDelay(boolean)}</td>
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* </tr><tr>
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* <td>{@link ChannelOption#SO_RCVBUF}</td><td>{@link #setReceiveBufferSize(int)}</td>
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* </tr><tr>
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* <td>{@link ChannelOption#SO_SNDBUF}</td><td>{@link #setSendBufferSize(int)}</td>
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* </tr><tr>
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* <td>{@link ChannelOption#IP_TOS}</td><td>{@link #setTrafficClass(int)}</td>
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* </tr><tr>
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* <td>{@link ChannelOption#ALLOW_HALF_CLOSURE}</td><td>{@link #setAllowHalfClosure(boolean)}</td>
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* </tr>
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* </table>
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*/
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public interface SocketChannelConfig extends ChannelConfig {
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/**
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* Gets the {@link StandardSocketOptions#TCP_NODELAY} option. Please note that the default value of this option
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* is {@code true} unlike the operating system default ({@code false}). However, for some buggy platforms, such as
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* Android, that shows erratic behavior with Nagle's algorithm disabled, the default value remains to be
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* {@code false}.
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*/
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boolean isTcpNoDelay();
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/**
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* Sets the {@link StandardSocketOptions#TCP_NODELAY} option. Please note that the default value of this option
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* is {@code true} unlike the operating system default ({@code false}). However, for some buggy platforms, such as
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* Android, that shows erratic behavior with Nagle's algorithm disabled, the default value remains to be
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* {@code false}.
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*/
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SocketChannelConfig setTcpNoDelay(boolean tcpNoDelay);
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/**
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* Gets the {@link StandardSocketOptions#SO_LINGER} option.
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*/
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int getSoLinger();
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/**
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* Sets the {@link StandardSocketOptions#SO_LINGER} option.
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*/
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SocketChannelConfig setSoLinger(int soLinger);
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/**
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* Gets the {@link StandardSocketOptions#SO_SNDBUF} option.
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*/
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int getSendBufferSize();
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/**
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* Sets the {@link StandardSocketOptions#SO_SNDBUF} option.
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*/
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SocketChannelConfig setSendBufferSize(int sendBufferSize);
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/**
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* Gets the {@link StandardSocketOptions#SO_RCVBUF} option.
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*/
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int getReceiveBufferSize();
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/**
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* Sets the {@link StandardSocketOptions#SO_RCVBUF} option.
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*/
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SocketChannelConfig setReceiveBufferSize(int receiveBufferSize);
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/**
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* Gets the {@link StandardSocketOptions#SO_KEEPALIVE} option.
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*/
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boolean isKeepAlive();
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/**
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* Sets the {@link StandardSocketOptions#SO_KEEPALIVE} option.
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*/
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SocketChannelConfig setKeepAlive(boolean keepAlive);
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/**
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* Gets the {@link StandardSocketOptions#IP_TOS} option.
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*/
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int getTrafficClass();
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/**
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* Sets the {@link StandardSocketOptions#IP_TOS} option.
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*/
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SocketChannelConfig setTrafficClass(int trafficClass);
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/**
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* Gets the {@link StandardSocketOptions#SO_REUSEADDR} option.
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*/
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boolean isReuseAddress();
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/**
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* Sets the {@link StandardSocketOptions#SO_REUSEADDR} option.
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*/
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SocketChannelConfig setReuseAddress(boolean reuseAddress);
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/**
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* Sets the performance preferences as specified in
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* {@link Socket#setPerformancePreferences(int, int, int)}.
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*/
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SocketChannelConfig setPerformancePreferences(int connectionTime, int latency, int bandwidth);
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/**
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* Returns {@code true} if and only if the channel should not close itself when its remote
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* peer shuts down output to make the connection half-closed. If {@code false}, the connection
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* is closed automatically when the remote peer shuts down output.
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*/
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boolean isAllowHalfClosure();
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/**
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* Sets whether the channel should not close itself when its remote peer shuts down output to
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* make the connection half-closed. If {@code true} the connection is not closed when the
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* remote peer shuts down output. Instead,
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* {@link ChannelHandler#userEventTriggered(ChannelHandlerContext, Object)}
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* is invoked with a {@link ChannelInputShutdownEvent} object. If {@code false}, the connection
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* is closed automatically.
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*/
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SocketChannelConfig setAllowHalfClosure(boolean allowHalfClosure);
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@Override
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SocketChannelConfig setConnectTimeoutMillis(int connectTimeoutMillis);
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@Override
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@Deprecated
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SocketChannelConfig setMaxMessagesPerRead(int maxMessagesPerRead);
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@Override
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SocketChannelConfig setWriteSpinCount(int writeSpinCount);
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@Override
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SocketChannelConfig setAllocator(ByteBufAllocator allocator);
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@Override
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SocketChannelConfig setRecvByteBufAllocator(RecvByteBufAllocator allocator);
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@Override
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SocketChannelConfig setAutoRead(boolean autoRead);
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@Override
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SocketChannelConfig setAutoClose(boolean autoClose);
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@Override
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SocketChannelConfig setMessageSizeEstimator(MessageSizeEstimator estimator);
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@Override
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SocketChannelConfig setWriteBufferWaterMark(WriteBufferWaterMark writeBufferWaterMark);
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}
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