// ServerSocket.java /* Copyright (C) 1999 Cygnus Solutions 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. */ /** * @author Per Bothner <bothner@cygnus.com> * @date January 6, 1999. */ /** Written using on-line Java Platform 1.2 API Specification. * Status: I believe all methods are implemented. */ package java.net; import java.io.*; public class ServerSocket { static SocketImplFactory factory; SocketImpl impl; static final byte[] zeros = {0,0,0,0}; /* dummy InetAddress, used to bind socket to any (all) network interfaces */ static final InetAddress ANY_IF = new InetAddress(zeros, null); public ServerSocket (int port) throws java.io.IOException { this(port, 50); } public ServerSocket (int port, int backlog) throws java.io.IOException { this(port, backlog, ANY_IF); } public ServerSocket (int port, int backlog, InetAddress bindAddr) throws java.io.IOException { if (factory == null) this.impl = new PlainSocketImpl(); else this.impl = factory.createSocketImpl(); SecurityManager s = System.getSecurityManager(); if (s != null) s.checkListen(port); impl.create(true); impl.bind(bindAddr, port); impl.listen(backlog); } public InetAddress getInetAddress() { return impl.getInetAddress(); } public int getLocalPort() { return impl.getLocalPort(); } public Socket accept () throws IOException { Socket s = new Socket(Socket.factory == null ? new PlainSocketImpl() : Socket.factory.createSocketImpl()); implAccept (s); return s; } protected final void implAccept (Socket s) throws IOException { impl.accept(s.impl); } public void close () throws IOException { impl.close(); } public synchronized void setSoTimeout (int timeout) throws SocketException { if (timeout < 0) throw new IllegalArgumentException("Invalid timeout: " + timeout); impl.setOption(SocketOptions.SO_TIMEOUT, new Integer(timeout)); } public synchronized int getSoTimeout () throws SocketException { Object timeout = impl.getOption(SocketOptions.SO_TIMEOUT); if (timeout instanceof Integer) return ((Integer)timeout).intValue(); else return 0; } public String toString () { return "ServerSocket" + impl.toString(); } public static synchronized void setSocketFactory (SocketImplFactory fac) throws IOException { factory = fac; } }