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 */
29 public class VmPipeAddress extends SocketAddress implements Comparable<VmPipeAddress> {
30 private static final long serialVersionUID = 3257844376976830515L;
31
32 private final int port;
33
34 /**
35 * Creates a new instance with the specifid port number.
36 */
37 public VmPipeAddress(int port) {
38 this.port = port;
39 }
40
41 /**
42 * Returns the port number.
43 */
44 public int getPort() {
45 return port;
46 }
47
48 @Override
49 public int hashCode() {
50 return port;
51 }
52
53 @Override
54 public boolean equals(Object o) {
55 if (o == null) {
56 return false;
57 }
58 if (this == o) {
59 return true;
60 }
61 if (o instanceof VmPipeAddress) {
62 VmPipeAddress that = (VmPipeAddress) o;
63 return this.port == that.port;
64 }
65
66 return false;
67 }
68
69 public int compareTo(VmPipeAddress o) {
70 return this.port - o.port;
71 }
72
73 @Override
74 public String toString() {
75 if (port >= 0) {
76 return "vm:server:" + port;
77 }
78
79 return "vm:client:" + -port;
80 }
81 }