<reponame>richmnus/sandbox
/*
 * Copyright 2012 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:
 *
 *   http://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 org.jboss.netty.channel.socket;

import java.net.Socket;
import java.net.StandardSocketOptions;

import org.jboss.netty.channel.ChannelConfig;

/**
 * A {@link ChannelConfig} for a {@link SocketChannel}.
 *
 * <h3>Available options</h3>
 *
 * In addition to the options provided by {@link ChannelConfig},
 * {@link SocketChannelConfig} allows the following options in the option map:
 *
 * <table border="1" cellspacing="0" cellpadding="6">
 * <tr>
 * <th>Name</th><th>Associated setter method</th>
 * </tr><tr>
 * <td>{@code "keepAlive"}</td><td>{@link #setKeepAlive(boolean)}</td>
 * </tr><tr>
 * <td>{@code "reuseAddress"}</td><td>{@link #setReuseAddress(boolean)}</td>
 * </tr><tr>
 * <td>{@code "soLinger"}</td><td>{@link #setSoLinger(int)}</td>
 * </tr><tr>
 * <td>{@code "tcpNoDelay"}</td><td>{@link #setTcpNoDelay(boolean)}</td>
 * </tr><tr>
 * <td>{@code "receiveBufferSize"}</td><td>{@link #setReceiveBufferSize(int)}</td>
 * </tr><tr>
 * <td>{@code "sendBufferSize"}</td><td>{@link #setSendBufferSize(int)}</td>
 * </tr><tr>
 * <td>{@code "trafficClass"}</td><td>{@link #setTrafficClass(int)}</td>
 * </tr>
 * </table>
 */
public interface SocketChannelConfig extends ChannelConfig {

    /**
     * Gets the {@link StandardSocketOptions#TCP_NODELAY} option.
     */
    boolean isTcpNoDelay();

    /**
     * Sets the {@link StandardSocketOptions#TCP_NODELAY} option.
     */
    void setTcpNoDelay(boolean tcpNoDelay);

    /**
     * Gets the {@link StandardSocketOptions#SO_LINGER} option.
     */
    int getSoLinger();

    /**
     * Sets the {@link StandardSocketOptions#SO_LINGER} option.
     */
    void setSoLinger(int soLinger);

    /**
     * Gets the {@link StandardSocketOptions#SO_SNDBUF} option.
     */
    int getSendBufferSize();

    /**
     * Sets the {@link StandardSocketOptions#SO_SNDBUF} option.
     */
    void setSendBufferSize(int sendBufferSize);

    /**
     * Gets the {@link StandardSocketOptions#SO_RCVBUF} option.
     */
    int getReceiveBufferSize();

    /**
     * Sets the {@link StandardSocketOptions#SO_RCVBUF} option.
     */
    void setReceiveBufferSize(int receiveBufferSize);

    /**
     * Gets the {@link StandardSocketOptions#SO_KEEPALIVE} option.
     */
    boolean isKeepAlive();

    /**
     * Sets the {@link StandardSocketOptions#SO_KEEPALIVE} option.
     */
    void setKeepAlive(boolean keepAlive);

    /**
     * Gets the {@link StandardSocketOptions#IP_TOS} option.
     */
    int getTrafficClass();

    /**
     * Sets the {@link StandardSocketOptions#IP_TOS} option.
     */
    void setTrafficClass(int trafficClass);

    /**
     * Gets the {@link StandardSocketOptions#SO_REUSEADDR} option.
     */
    boolean isReuseAddress();

    /**
     * Sets the {@link StandardSocketOptions#SO_REUSEADDR} option.
     */
    void setReuseAddress(boolean reuseAddress);

    /**
     * Sets the performance preferences as specified in
     * {@link Socket#setPerformancePreferences(int, int, int)}.
     */
    void setPerformancePreferences(
            int connectionTime, int latency, int bandwidth);
}
