/**
* Unwatches an event.
*
* @throws IOException I/O exception
*/
private void unwatch() throws IOException {
final String name = in.readString();
final Sessions s = context.events.get(name);
final boolean ok = s != null && s.contains(this);
final String message;
if (ok) {
s.remove(this);
message = UNWATCHING_EVENT_X;
} else if (s == null) {
message = EVENT_UNKNOWN_X;
} else {
message = EVENT_NOT_WATCHED_X;
}
info(Util.info(message, name), ok);
out.flush();
}
/**
* Watches an event.
*
* @throws IOException I/O exception
*/
private void watch() throws IOException {
server.initEvents();
// initialize server-based event handling
if (!events) {
out.writeString(Integer.toString(context.mprop.num(MainProp.EVENTPORT)));
out.writeString(Long.toString(getId()));
out.flush();
events = true;
}
final String name = in.readString();
final Sessions s = context.events.get(name);
final boolean ok = s != null && !s.contains(this);
final String message;
if (ok) {
s.add(this);
message = WATCHING_EVENT_X;
} else if (s == null) {
message = EVENT_UNKNOWN_X;
} else {
message = EVENT_WATCHED_X;
}
info(Util.info(message, name), ok);
}
/** Exits the session. */
public synchronized void quit() {
running = false;
if (log != null) log.write(this, "LOGOUT " + context.user.name, OK);
// wait until running command was stopped
if (command != null) {
command.stop();
while (command != null) Performance.sleep(50);
}
context.delete(this);
try {
new Close().execute(context);
socket.close();
if (events) {
esocket.close();
// remove this session from all events in pool
for (final Sessions s : context.events.values()) s.remove(this);
}
} catch (final Exception ex) {
if (log != null) log.write(ex.getMessage());
Util.stack(ex);
}
}
