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.vmpipe;
21
22 import java.net.SocketAddress;
23
24 /**
25 * A {@link SocketAddress} which represents in-VM pipe port number.
26 *
27 * @author The Apache MINA Project (dev@mina.apache.org)
28 * @version $Rev: 576217 $, $Date: 2007-09-17 01:55:27 +0200 (lun, 17 sep 2007) $
29 */
30 public class VmPipeAddress extends SocketAddress implements Comparable<VmPipeAddress> {
31 private static final long serialVersionUID = 3257844376976830515L;
32
33 private final int port;
34
35 /**
36 * Creates a new instance with the specifid port number.
37 */
38 public VmPipeAddress(int port) {
39 this.port = port;
40 }
41
42 /**
43 * Returns the port number.
44 */
45 public int getPort() {
46 return port;
47 }
48
49 @Override
50 public int hashCode() {
51 return port;
52 }
53
54 @Override
55 public boolean equals(Object o) {
56 if (o == null) {
57 return false;
58 }
59 if (this == o) {
60 return true;
61 }
62 if (o instanceof VmPipeAddress) {
63 VmPipeAddress that = (VmPipeAddress) o;
64 return this.port == that.port;
65 }
66
67 return false;
68 }
69
70 public int compareTo(VmPipeAddress o) {
71 return this.port - o.port;
72 }
73
74 @Override
75 public String toString() {
76 if (port >= 0) {
77 return "vm:server:" + port;
78 } else {
79 return "vm:client:" + -port;
80 }
81 }
82 }