// Test the connected case to see if PUE is thrown
public static void test2() throws Exception {
setup();
server.configureBlocking(true);
server.connect(isa);
server.configureBlocking(false);
outBuf.rewind();
server.write(outBuf);
server.receive(inBuf);
client.close();
Thread.sleep(2000);
outBuf.rewind();
try {
server.write(outBuf);
Thread.sleep(2000);
inBuf.clear();
server.read(inBuf);
if (onSolarisOrLinux()) throw new Exception("Expected PUE not thrown");
} catch (PortUnreachableException pue) {
System.err.println("received PUE");
}
server.close();
}
public static byte[] getNBOPort(short p) {
ByteBuffer buf = ByteBuffer.allocate(2);
buf.putShort((short) p);
buf.order(ByteOrder.BIG_ENDIAN);
buf.rewind();
byte[] rtn = new byte[2];
buf.get(rtn);
return rtn;
}
public static byte[] getNBOHost(String h) {
if (h.equals(PEER)) return null;
byte hostBytes[] = h.getBytes();
int len = Array.getLength(hostBytes);
ByteBuffer buf = ByteBuffer.allocate(len);
buf.put(hostBytes);
buf.order(ByteOrder.BIG_ENDIAN);
buf.rewind();
return (buf.array());
}
public static void main(String[] args) throws Exception {
outBuf.put("Blah Blah".getBytes());
outBuf.flip();
test1();
// This test has been disabled because there are many circumstances
// under which no ICMP port unreachable packets are received
// See http://java.sun.com/j2se/1.4/networking-relnotes.html
if ((args.length > 0) && (args[0].equals("test2"))) {
outBuf.rewind();
test2();
}
}
// Since this is not connected no PortUnreachableException should be thrown
public static void test1() throws Exception {
setup();
server.send(outBuf, isa);
server.receive(inBuf);
client.close();
outBuf.rewind();
server.send(outBuf, isa);
server.receive(inBuf);
server.close();
}
protected synchronized Message receiveMessage() throws IOException {
if (messageBuffer.size() > 0) {
Message m = (Message) messageBuffer.get(0);
messageBuffer.remove(0);
return m;
}
try {
InetSocketAddress remoteAddress = (InetSocketAddress) channel.receive(receiveBuffer);
if (remoteAddress != null) {
int len = receiveBuffer.position();
receiveBuffer.rewind();
receiveBuffer.get(buf, 0, len);
try {
IP address = IP.fromInetAddress(remoteAddress.getAddress());
int port = remoteAddress.getPort();
extractor.appendData(buf, 0, len, new SocketDescriptor(address, port));
receiveBuffer.clear();
extractor.updateAvailableMessages();
return extractor.nextMessage();
} catch (EOFException exc) {
exc.printStackTrace();
System.err.println(buf.length + ", " + len);
} catch (InvocationTargetException exc) {
exc.printStackTrace();
} catch (IllegalAccessException exc) {
exc.printStackTrace();
} catch (InstantiationException exc) {
exc.printStackTrace();
} catch (IllegalArgumentException e) {
e.printStackTrace();
} catch (InvalidCompressionMethodException e) {
e.printStackTrace();
}
}
} catch (ClosedChannelException exc) {
if (isKeepAlive()) {
throw exc;
}
}
return null;
}
