63 lines
1.8 KiB
Java
63 lines
1.8 KiB
Java
// DatagramSocketImpl.java - Abstract datagram socket implementation.
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/* Copyright (C) 1999 Free Software Foundation
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This file is part of libgcj.
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This software is copyrighted work licensed under the terms of the
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Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
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details. */
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package java.net;
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import java.io.IOException;
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import java.io.FileDescriptor;
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/**
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* @author Warren Levy <warrenl@cygnus.com>
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* @date May 3, 1999.
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*/
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/**
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* Written using on-line Java Platform 1.2 API Specification, as well
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* as "The Java Class Libraries", 2nd edition (Addison-Wesley, 1998).
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* Status: Believed complete and correct.
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*/
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public abstract class DatagramSocketImpl implements SocketOptions
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{
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protected int localPort;
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protected FileDescriptor fd;
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public DatagramSocketImpl()
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{
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}
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protected abstract void bind(int lport, InetAddress laddr)
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throws SocketException;
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protected abstract void close();
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protected abstract void create() throws SocketException;
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protected abstract int peek(InetAddress i) throws IOException;
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protected abstract void send(DatagramPacket p) throws IOException;
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protected abstract void receive(DatagramPacket p) throws IOException;
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protected abstract void setTTL(byte ttl) throws IOException;
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protected abstract byte getTTL() throws IOException;
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protected abstract void setTimeToLive(int ttl) throws IOException;
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protected abstract int getTimeToLive() throws IOException;
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protected abstract void join(InetAddress inetaddr) throws IOException;
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protected abstract void leave(InetAddress inetaddr) throws IOException;
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public abstract Object getOption(int optID) throws SocketException;
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public abstract void setOption(int optID, Object value)
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throws SocketException;
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protected FileDescriptor getFileDescriptor()
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{
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return fd;
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}
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protected int getLocalPort()
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{
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return localPort;
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}
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}
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