/**
* Attempts to start a multicone job. If insufficient or incorrect information is present in the
* component state, a popup error message will be delivered instead.
*/
private void startMatch() {
MatchWorker worker;
try {
worker = createMatchWorker();
} catch (RuntimeException e) {
Object msg =
new String[] {
"Query not specified:", e.getMessage(),
};
JOptionPane.showMessageDialog(this, msg, "Incomplete Query", JOptionPane.ERROR_MESSAGE);
return;
}
setActive(worker);
worker.start();
}
/**
* Marks a given worker thread as currently working on behalf of this panel. If null is given, no
* worker is active. Any existing active thread is interrupted.
*
* @param worker worker thread
*/
private void setActive(MatchWorker worker) {
if (matchWorker_ != null && !matchWorker_.done_) {
matchWorker_.cancel();
}
matchWorker_ = worker;
updateState();
}
/**
* Schedules a runnable on the event dispatch thread, which will execute only if this handler's
* match worker is still active.
*
* @param runnable object to run
*/
protected void schedule(Runnable runnable) {
matchWorker_.schedule(runnable);
}
