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Diffstat (limited to 'libjava/java/net/MulticastSocket.java')
-rw-r--r-- | libjava/java/net/MulticastSocket.java | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/libjava/java/net/MulticastSocket.java b/libjava/java/net/MulticastSocket.java deleted file mode 100644 index c5bee02b332..00000000000 --- a/libjava/java/net/MulticastSocket.java +++ /dev/null @@ -1,126 +0,0 @@ -// MulticastSocket.java - -/* Copyright (C) 1999, 2000 Free Software Foundation - - This file is part of libgcj. - -This software is copyrighted work licensed under the terms of the -Libgcj License. Please consult the file "LIBGCJ_LICENSE" for -details. */ - -package java.net; -import java.io.IOException; - -/** - * @author Warren Levy <warrenl@cygnus.com> - * @date May 18, 1999. - */ - -/** - * Written using on-line Java Platform 1.2 API Specification, as well - * as "The Java Class Libraries", 2nd edition (Addison-Wesley, 1998). - * Status: Believed complete and correct. - */ - -public class MulticastSocket extends DatagramSocket -{ - // FIXME: the local addr bound to the multicast socket can be reused; - // unlike unicast sockets. It binds to any available network interface. - // See p.1159 JCL book. - - public MulticastSocket() throws IOException - { - super(0, ServerSocket.ANY_IF); - } - - public MulticastSocket(int port) throws IOException - { - super(port, ServerSocket.ANY_IF); - } - - public InetAddress getInterface() throws SocketException - { - // FIXME: Is it possible that an InetAddress wasn't returned from getOption? - return (InetAddress) impl.getOption(SocketOptions.IP_MULTICAST_IF); - } - - // Deprecated in JDK1.2 - public byte getTTL() throws IOException - { - // Use getTTL here rather than getTimeToLive in case we're using an impl - // other than the default PlainDatagramSocketImpl and it doesn't have - // getTimeToLive yet. - return impl.getTTL(); - } - - // JDK1.2 - public int getTimeToLive() throws IOException - { - return impl.getTimeToLive(); - } - - public void setInterface(InetAddress inf) throws SocketException - { - impl.setOption(SocketOptions.IP_MULTICAST_IF, inf); - } - - // Deprecated in JDK1.2 - public void setTTL(byte ttl) throws IOException - { - // Use setTTL here rather than setTimeToLive in case we're using an impl - // other than the default PlainDatagramSocketImpl and it doesn't have - // setTimeToLive yet. - impl.setTTL(ttl); - } - - // JDK1.2 - public void setTimeToLive(int ttl) throws IOException - { - if (ttl <= 0 || ttl > 255) - throw new IllegalArgumentException("Invalid ttl: " + ttl); - - impl.setTimeToLive(ttl); - } - - public void joinGroup(InetAddress mcastaddr) throws IOException - { - if (! mcastaddr.isMulticastAddress()) - throw new IOException("Not a Multicast address"); - - SecurityManager s = System.getSecurityManager(); - if (s != null) - s.checkMulticast(mcastaddr); - - impl.join(mcastaddr); - } - - public void leaveGroup(InetAddress mcastaddr) throws IOException - { - if (! mcastaddr.isMulticastAddress()) - throw new IOException("Not a Multicast address"); - - SecurityManager s = System.getSecurityManager(); - if (s != null) - s.checkMulticast(mcastaddr); - - impl.leave(mcastaddr); - } - - public synchronized void send(DatagramPacket p, byte ttl) throws IOException - { - SecurityManager s = System.getSecurityManager(); - if (s != null) - { - InetAddress addr = p.getAddress(); - if (addr.isMulticastAddress()) - s.checkMulticast(addr, ttl); - else - s.checkConnect(addr.getHostAddress(), p.getPort()); - } - - int oldttl = impl.getTimeToLive(); - impl.setTimeToLive(((int) ttl) & 0xFF); - impl.send(p); - impl.setTimeToLive(oldttl); - } -} |