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 * https://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 io.netty.channel.socket;
17
18 import io.netty.buffer.ByteBufAllocator;
19 import io.netty.channel.ChannelConfig;
20 import io.netty.channel.MessageSizeEstimator;
21 import io.netty.channel.RecvByteBufAllocator;
22 import io.netty.channel.WriteBufferWaterMark;
23
24 import java.net.ServerSocket;
25 import java.net.StandardSocketOptions;
26
27 /**
28 * A {@link ChannelConfig} for a {@link ServerSocketChannel}.
29 *
30 * <h3>Available options</h3>
31 *
32 * In addition to the options provided by {@link ChannelConfig},
33 * {@link ServerSocketChannelConfig} allows the following options in the
34 * option map:
35 *
36 * <table border="1" cellspacing="0" cellpadding="6">
37 * <tr>
38 * <th>Name</th><th>Associated setter method</th>
39 * </tr><tr>
40 * <td>{@code "backlog"}</td><td>{@link #setBacklog(int)}</td>
41 * </tr><tr>
42 * <td>{@code "reuseAddress"}</td><td>{@link #setReuseAddress(boolean)}</td>
43 * </tr><tr>
44 * <td>{@code "receiveBufferSize"}</td><td>{@link #setReceiveBufferSize(int)}</td>
45 * </tr>
46 * </table>
47 */
48 public interface ServerSocketChannelConfig extends ChannelConfig {
49
50 /**
51 * Gets the backlog value to specify when the channel binds to a local
52 * address.
53 */
54 int getBacklog();
55
56 /**
57 * Sets the backlog value to specify when the channel binds to a local
58 * address.
59 */
60 ServerSocketChannelConfig setBacklog(int backlog);
61
62 /**
63 * Gets the {@link StandardSocketOptions#SO_REUSEADDR} option.
64 */
65 boolean isReuseAddress();
66
67 /**
68 * Sets the {@link StandardSocketOptions#SO_REUSEADDR} option.
69 */
70 ServerSocketChannelConfig setReuseAddress(boolean reuseAddress);
71
72 /**
73 * Gets the {@link StandardSocketOptions#SO_RCVBUF} option.
74 */
75 int getReceiveBufferSize();
76
77 /**
78 * Gets the {@link StandardSocketOptions#SO_SNDBUF} option.
79 */
80 ServerSocketChannelConfig setReceiveBufferSize(int receiveBufferSize);
81
82 /**
83 * Sets the performance preferences as specified in
84 * {@link ServerSocket#setPerformancePreferences(int, int, int)}.
85 */
86 ServerSocketChannelConfig setPerformancePreferences(int connectionTime, int latency, int bandwidth);
87
88 @Override
89 ServerSocketChannelConfig setConnectTimeoutMillis(int connectTimeoutMillis);
90
91 @Override
92 @Deprecated
93 ServerSocketChannelConfig setMaxMessagesPerRead(int maxMessagesPerRead);
94
95 @Override
96 ServerSocketChannelConfig setWriteSpinCount(int writeSpinCount);
97
98 @Override
99 ServerSocketChannelConfig setAllocator(ByteBufAllocator allocator);
100
101 @Override
102 ServerSocketChannelConfig setRecvByteBufAllocator(RecvByteBufAllocator allocator);
103
104 @Override
105 ServerSocketChannelConfig setAutoRead(boolean autoRead);
106
107 @Override
108 ServerSocketChannelConfig setMessageSizeEstimator(MessageSizeEstimator estimator);
109
110 @Override
111 ServerSocketChannelConfig setWriteBufferHighWaterMark(int writeBufferHighWaterMark);
112
113 @Override
114 ServerSocketChannelConfig setWriteBufferLowWaterMark(int writeBufferLowWaterMark);
115
116 @Override
117 ServerSocketChannelConfig setWriteBufferWaterMark(WriteBufferWaterMark writeBufferWaterMark);
118
119 }
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