1 /*
2 * Copyright 2012 The Netty Project
3 *
4 * The Netty Project licenses this file to you under the Apache License,
5 * version 2.0 (the "License"); you may not use this file except in compliance
6 * with the License. You may obtain a copy of the License at:
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13 * License for the specific language governing permissions and limitations
14 * under the License.
15 */
16 package org.jboss.netty.channel.socket;
17
18 import java.net.Socket;
19 import java.net.StandardSocketOptions;
20
21 import org.jboss.netty.channel.ChannelConfig;
22
23 /**
24 * A {@link ChannelConfig} for a {@link SocketChannel}.
25 *
26 * <h3>Available options</h3>
27 *
28 * In addition to the options provided by {@link ChannelConfig},
29 * {@link SocketChannelConfig} allows the following options in the option map:
30 *
31 * <table border="1" cellspacing="0" cellpadding="6">
32 * <tr>
33 * <th>Name</th><th>Associated setter method</th>
34 * </tr><tr>
35 * <td>{@code "keepAlive"}</td><td>{@link #setKeepAlive(boolean)}</td>
36 * </tr><tr>
37 * <td>{@code "reuseAddress"}</td><td>{@link #setReuseAddress(boolean)}</td>
38 * </tr><tr>
39 * <td>{@code "soLinger"}</td><td>{@link #setSoLinger(int)}</td>
40 * </tr><tr>
41 * <td>{@code "tcpNoDelay"}</td><td>{@link #setTcpNoDelay(boolean)}</td>
42 * </tr><tr>
43 * <td>{@code "receiveBufferSize"}</td><td>{@link #setReceiveBufferSize(int)}</td>
44 * </tr><tr>
45 * <td>{@code "sendBufferSize"}</td><td>{@link #setSendBufferSize(int)}</td>
46 * </tr><tr>
47 * <td>{@code "trafficClass"}</td><td>{@link #setTrafficClass(int)}</td>
48 * </tr>
49 * </table>
50 */
51 public interface SocketChannelConfig extends ChannelConfig {
52
53 /**
54 * Gets the {@link StandardSocketOptions#TCP_NODELAY} option.
55 */
56 boolean isTcpNoDelay();
57
58 /**
59 * Sets the {@link StandardSocketOptions#TCP_NODELAY} option.
60 */
61 void setTcpNoDelay(boolean tcpNoDelay);
62
63 /**
64 * Gets the {@link StandardSocketOptions#SO_LINGER} option.
65 */
66 int getSoLinger();
67
68 /**
69 * Sets the {@link StandardSocketOptions#SO_LINGER} option.
70 */
71 void setSoLinger(int soLinger);
72
73 /**
74 * Gets the {@link StandardSocketOptions#SO_SNDBUF} option.
75 */
76 int getSendBufferSize();
77
78 /**
79 * Sets the {@link StandardSocketOptions#SO_SNDBUF} option.
80 */
81 void setSendBufferSize(int sendBufferSize);
82
83 /**
84 * Gets the {@link StandardSocketOptions#SO_RCVBUF} option.
85 */
86 int getReceiveBufferSize();
87
88 /**
89 * Sets the {@link StandardSocketOptions#SO_RCVBUF} option.
90 */
91 void setReceiveBufferSize(int receiveBufferSize);
92
93 /**
94 * Gets the {@link StandardSocketOptions#SO_KEEPALIVE} option.
95 */
96 boolean isKeepAlive();
97
98 /**
99 * Sets the {@link StandardSocketOptions#SO_KEEPALIVE} option.
100 */
101 void setKeepAlive(boolean keepAlive);
102
103 /**
104 * Gets the {@link StandardSocketOptions#IP_TOS} option.
105 */
106 int getTrafficClass();
107
108 /**
109 * Sets the {@link StandardSocketOptions#IP_TOS} option.
110 */
111 void setTrafficClass(int trafficClass);
112
113 /**
114 * Gets the {@link StandardSocketOptions#SO_REUSEADDR} option.
115 */
116 boolean isReuseAddress();
117
118 /**
119 * Sets the {@link StandardSocketOptions#SO_REUSEADDR} option.
120 */
121 void setReuseAddress(boolean reuseAddress);
122
123 /**
124 * Sets the performance preferences as specified in
125 * {@link Socket#setPerformancePreferences(int, int, int)}.
126 */
127 void setPerformancePreferences(
128 int connectionTime, int latency, int bandwidth);
129 }