1 | /* |
2 | * @(#) $Id: Service.java 327113 2005-10-21 06:59:15Z trustin $ |
3 | * |
4 | * Copyright 2004 The Apache Software Foundation |
5 | * |
6 | * Licensed under the Apache License, Version 2.0 (the "License"); |
7 | * you may not use this file except in compliance with the License. |
8 | * 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, software |
13 | * distributed under the License is distributed on an "AS IS" BASIS, |
14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
15 | * See the License for the specific language governing permissions and |
16 | * limitations under the License. |
17 | * |
18 | */ |
19 | package org.apache.mina.registry; |
20 | |
21 | import java.io.Serializable; |
22 | import java.net.InetSocketAddress; |
23 | import java.net.SocketAddress; |
24 | |
25 | import org.apache.mina.common.TransportType; |
26 | import org.apache.mina.protocol.vmpipe.VmPipeAddress; |
27 | |
28 | /** |
29 | * Represents a service that is registered to {@link ServiceRegistry}. |
30 | * |
31 | * @author The Apache Directory Project (dev@directory.apache.org) |
32 | * @version $Rev: 327113 $, $Date: 2005-10-21 15:59:15 +0900 $ |
33 | */ |
34 | public class Service implements Serializable, Cloneable |
35 | { |
36 | private static final long serialVersionUID = 3258407344110383155L; |
37 | |
38 | private final String name; |
39 | |
40 | private final TransportType transportType; |
41 | |
42 | private final SocketAddress address; |
43 | |
44 | /** |
45 | * Creates a new instance with the specified protocol name, transport type, |
46 | * and port number to be bound. |
47 | */ |
48 | public Service( String name, TransportType transportType, int port ) |
49 | { |
50 | this( name, transportType, new InetSocketAddress( port ) ); |
51 | } |
52 | |
53 | /** |
54 | * Creates a new instance with the specified protocol name, transport type, |
55 | * and socket address to be bound. |
56 | */ |
57 | public Service( String name, TransportType transportType, SocketAddress address ) |
58 | { |
59 | if( name == null ) |
60 | throw new NullPointerException( "name" ); |
61 | if( transportType == null ) |
62 | throw new NullPointerException( "transportType" ); |
63 | if( address == null ) |
64 | throw new NullPointerException( "address" ); |
65 | |
66 | if( transportType == TransportType.VM_PIPE && |
67 | !( address instanceof VmPipeAddress ) ) |
68 | { |
69 | throw new IllegalArgumentException( |
70 | "VM_PIPE transport type accepts only VmPipeAddress: " + address.getClass() ); |
71 | } |
72 | |
73 | this.name = name; |
74 | this.transportType = transportType; |
75 | this.address = address; |
76 | } |
77 | |
78 | /** |
79 | * Returns the name of this service (protocol). |
80 | */ |
81 | public String getName() |
82 | { |
83 | return name; |
84 | } |
85 | |
86 | /** |
87 | * Returns the transport type this service uses. |
88 | */ |
89 | public TransportType getTransportType() |
90 | { |
91 | return transportType; |
92 | } |
93 | |
94 | /** |
95 | * Returns the socket address this service is bound on. |
96 | */ |
97 | public SocketAddress getAddress() |
98 | { |
99 | return address; |
100 | } |
101 | |
102 | public int hashCode() |
103 | { |
104 | return ( ( name.hashCode() * 37 ) ^ transportType.hashCode() * 37 ) |
105 | ^ address.hashCode(); |
106 | } |
107 | |
108 | public boolean equals( Object o ) |
109 | { |
110 | if( o == null ) |
111 | return false; |
112 | if( this == o ) |
113 | return true; |
114 | if( !( o instanceof Service ) ) |
115 | return false; |
116 | |
117 | Service that = ( Service ) o; |
118 | return this.name.equals( that.name ) |
119 | && this.transportType == that.transportType |
120 | && this.address.equals( that.address ); |
121 | } |
122 | |
123 | public Object clone() |
124 | { |
125 | try |
126 | { |
127 | return super.clone(); |
128 | } |
129 | catch( CloneNotSupportedException e ) |
130 | { |
131 | throw new InternalError(); |
132 | } |
133 | } |
134 | |
135 | public String toString() { |
136 | return "(" + transportType + ", " + name + ", " + address + ')'; |
137 | } |
138 | } |