1 /* LocalServerSocket.java -- a unix domain server socket.
2    Copyright (C) 2006  Free Software Foundation, Inc.
3 
4 This file is a part of GNU Classpath.
5 
6 GNU Classpath is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or (at
9 your option) any later version.
10 
11 GNU Classpath is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 General Public License for more details.
15 
16 You should have received a copy of the GNU General Public License
17 along with GNU Classpath; if not, write to the Free Software
18 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
19 USA
20 
21 Linking this library statically or dynamically with other modules is
22 making a combined work based on this library.  Thus, the terms and
23 conditions of the GNU General Public License cover the whole
24 combination.
25 
26 As a special exception, the copyright holders of this library give you
27 permission to link this library with independent modules to produce an
28 executable, regardless of the license terms of these independent
29 modules, and to copy and distribute the resulting executable under
30 terms of your choice, provided that you also meet, for each linked
31 independent module, the terms and conditions of the license of that
32 module.  An independent module is a module which is not derived from
33 or based on this library.  If you modify this library, you may extend
34 this exception to your version of the library, but you are not
35 obligated to do so.  If you do not wish to do so, delete this
36 exception statement from your version.  */
37 
38 
39 package gnu.java.net.local;
40 
41 import java.io.IOException;
42 
43 import java.net.InetAddress;
44 import java.net.ServerSocket;
45 import java.net.Socket;
46 import java.net.SocketAddress;
47 
48 public final class LocalServerSocket extends ServerSocket
49 {
50 
51   // Fields.
52   // -------------------------------------------------------------------------
53 
54   private LocalSocketImpl myImpl;
55   private boolean closed;
56 
57   // Constructors.
58   // -------------------------------------------------------------------------
59 
LocalServerSocket()60   public LocalServerSocket () throws IOException
61   {
62     myImpl = new LocalSocketImpl ();
63   }
64 
LocalServerSocket(SocketAddress bindPoint)65   public LocalServerSocket (SocketAddress bindPoint) throws IOException
66   {
67     this ();
68     bind (bindPoint);
69   }
70 
71   // Instance methods.
72   // -------------------------------------------------------------------------
73 
bind(SocketAddress bindPoint)74   public void bind (SocketAddress bindPoint) throws IOException
75   {
76     bind (bindPoint, 0);
77   }
78 
bind(SocketAddress bindPoint, int backlog)79   public void bind (SocketAddress bindPoint, int backlog) throws IOException
80   {
81     myImpl.doCreate ();
82     myImpl.bind (bindPoint);
83     myImpl.listen (backlog);
84   }
85 
getInetAddress()86   public InetAddress getInetAddress ()
87   {
88     return null;
89   }
90 
getLocalPort()91   public int getLocalPort ()
92   {
93     return -1;
94   }
95 
getLocalSocketAddress()96   public SocketAddress getLocalSocketAddress ()
97   {
98     return myImpl.getLocalAddress ();
99   }
100 
accept()101   public Socket accept () throws IOException
102   {
103     LocalSocket s = new LocalSocket (true);
104     myImpl.accept (s.getLocalImpl());
105     s.localConnected = true;
106     return s;
107   }
108 
close()109   public void close () throws IOException
110   {
111     myImpl.close ();
112     myImpl.unlink ();
113     closed = true;
114   }
115 
isBound()116   public boolean isBound ()
117   {
118     return myImpl.getLocalAddress () != null;
119   }
120 
isClosed()121   public boolean isClosed ()
122   {
123     return closed;
124   }
125 
setSoTimeout(int timeout)126   public void setSoTimeout (int timeout)
127   {
128     throw new UnsupportedOperationException ("local sockets do not support timeouts");
129   }
130 
getSoTimeout()131   public int getSoTimeout ()
132   {
133     throw new UnsupportedOperationException ("local sockets do not support timeouts");
134   }
135 
setReuseAddress(boolean b)136   public void setReuseAddress (boolean b)
137   {
138     throw new UnsupportedOperationException ("local sockets do not support reuse address");
139   }
140 
getReuseAddress()141   public boolean getReuseAddress ()
142   {
143     throw new UnsupportedOperationException ("local sockets do not support reuse address");
144   }
145 
toString()146   public String toString ()
147   {
148     return LocalServerSocket.class.getName() + " [ address="
149       + myImpl.getLocalAddress() + " ]";
150   }
151 
setReceiveBufferSize(int size)152   public void setReceiveBufferSize (int size)
153   {
154     throw new UnsupportedOperationException ("local sockets do not support buffer size");
155   }
156 
getReceiveBufferSize()157   public int getReceiveBufferSize ()
158   {
159     throw new UnsupportedOperationException ("local sockets do not support buffer size");
160   }
161 
setSendBufferSize(int size)162   public void setSendBufferSize (int size)
163   {
164     throw new UnsupportedOperationException ("local sockets do not support buffer size");
165   }
166 
getSendBufferSize()167   public int getSendBufferSize ()
168   {
169     throw new UnsupportedOperationException ("local sockets do not support buffer size");
170   }
171 }
172