/** Stop talking to the server */
public void stop() {
if (socket != null) {
// Close all the streams and socket
if (out != null) {
try {
out.close();
} catch (IOException ioe) {
}
out = null;
}
if (in != null) {
try {
in.close();
} catch (IOException ioe) {
}
in = null;
}
if (socket != null) {
try {
socket.close();
} catch (IOException ioe) {
}
socket = null;
}
} else {
// Already stopped
}
// Make sure the right buttons are enabled
start_button.setEnabled(true);
stop_button.setEnabled(false);
setStatus(STATUS_STOPPED);
}
/** Start talking to the server */
public void start() {
String codehost = getCodeBase().getHost();
if (socket == null) {
try {
// Open the socket to the server
socket = new Socket(codehost, port);
// Create output stream
out = new ObjectOutputStream(socket.getOutputStream());
out.flush();
// Create input stream and start background
// thread to read data from the server
in = new ObjectInputStream(socket.getInputStream());
new Thread(this).start();
} catch (Exception e) {
// Exceptions here are unexpected, but we can't
// really do anything (so just write it to stdout
// in case someone cares and then ignore it)
System.out.println("Exception! " + e.toString());
e.printStackTrace();
setErrorStatus(STATUS_NOCONNECT);
socket = null;
}
} else {
// Already started
}
if (socket != null) {
// Make sure the right buttons are enabled
start_button.setEnabled(false);
stop_button.setEnabled(true);
setStatus(STATUS_ACTIVE);
}
}