1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 *
19 */
20 package org.apache.mina.transport.socket.nio;
21
22 import org.apache.mina.common.ExceptionMonitor;
23 import org.apache.mina.common.IoAcceptorConfig;
24 import org.apache.mina.common.IoSessionConfig;
25 import org.apache.mina.common.RuntimeIOException;
26 import org.apache.mina.common.support.BaseIoAcceptorConfig;
27
28 import java.io.IOException;
29 import java.net.ServerSocket;
30
31 /**
32 * An {@link IoAcceptorConfig} for {@link SocketAcceptor}.
33 *
34 * @author The Apache Directory Project (mina-dev@directory.apache.org)
35 * @version $Rev: 555855 $, $Date: 2007-07-13 12:19:00 +0900 (Fri, 13 Jul 2007) $
36 */
37 public class SocketAcceptorConfig extends BaseIoAcceptorConfig {
38 private SocketSessionConfig sessionConfig = new SocketSessionConfigImpl();
39
40 private int backlog = 50;
41
42 private boolean reuseAddress;
43
44 /**
45 * Creates a new instance.
46 *
47 * @throws RuntimeIOException if failed to get the default configuration
48 */
49 public SocketAcceptorConfig() {
50 ServerSocket s = null;
51 try {
52 s = new ServerSocket();
53 reuseAddress = s.getReuseAddress();
54 } catch (IOException e) {
55 throw new RuntimeIOException(
56 "Failed to get the default configuration.", e);
57 } finally {
58 if (s != null) {
59 try {
60 s.close();
61 } catch (IOException e) {
62 ExceptionMonitor.getInstance().exceptionCaught(e);
63 }
64 }
65 }
66
67 sessionConfig.setReuseAddress(true);
68 }
69
70 public IoSessionConfig getSessionConfig() {
71 return sessionConfig;
72 }
73
74 /**
75 * @see ServerSocket#getReuseAddress()
76 */
77 public boolean isReuseAddress() {
78 return reuseAddress;
79 }
80
81 /**
82 * @see ServerSocket#setReuseAddress(boolean)
83 */
84 public void setReuseAddress(boolean reuseAddress) {
85 this.reuseAddress = reuseAddress;
86 }
87
88 public int getBacklog() {
89 return backlog;
90 }
91
92 public void setBacklog(int backlog) {
93 this.backlog = backlog;
94 }
95 }