mq5.0-source.main.http-tunnel.tunnel.src.main.java.com.sun.messaging.jmq.httptunnel.tunnel.server.HttpTunnelServerSocketImpl Maven / Gradle / Ivy
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/*
*/
package com.sun.messaging.jmq.httptunnel.tunnel.server;
import java.io.*;
import java.util.*;
import com.sun.messaging.jmq.httptunnel.tunnel.*;
import com.sun.messaging.jmq.httptunnel.api.server.*;
import com.sun.messaging.jmq.httptunnel.api.share.HttpTunnelSocket;
/**
* This class implements server sockets for HTTP tunnel protocol.
* A server socket waits for connection requests from the clients.
*/
public class HttpTunnelServerSocketImpl implements HttpTunnelServerSocket {
private Vector listenQ = null;
private boolean closed;
private HttpTunnelServerDriver wire = null;
public HttpTunnelServerSocketImpl() {
}
/**
* Creates a server socket.
*/
public void init(HttpTunnelServerDriver wire) throws IOException {
listenQ = wire.getListenQ();
closed = false;
this.wire = wire;
wire.listen(true);
}
/**
* Listens for a connection to be made to this socket and accepts
* it. The method blocks until a connection is made.
*/
public HttpTunnelSocket accept() throws IOException {
synchronized (listenQ) {
while (listenQ.isEmpty()) {
if (closed)
break;
try {
listenQ.wait(5000);
}
catch (Exception e) {}
}
if (closed) {
if (! listenQ.isEmpty())
listenQ.notifyAll(); // Wakeup the next thread
throw new IOException("Socket closed");
}
HttpTunnelConnection conn =
(HttpTunnelConnection) listenQ.elementAt(0);
listenQ.removeElementAt(0);
return new HttpTunnelSocketImpl(conn);
}
}
/**
* Closes this server socket.
*/
public void close() throws IOException {
wire.listen(false);
synchronized (listenQ) {
closed = true;
listenQ.notifyAll();
}
}
}
/*
* EOF
*/