/** Start all the PVs, connect to JMS */
public void start() {
messenger.start();
messenger.sendAnnunciation(Messages.StartupMessage);
startPVs();
// Conditionally enable nagging
double nag_period;
try {
nag_period = AlarmServerPreferences.getNagPeriod();
} catch (Exception ex) {
Activator.getLogger()
.log(
Level.WARNING,
"Invalid '"
+ AlarmServerPreferences.NAG_PERIOD
+ "', repeated annunciations disabled",
ex);
nag_period = 0.0;
}
if (nag_period > 0) {
nag_timer =
new NagTimer(
Math.round(nag_period * 1000),
new NagTimerHandler() {
@Override
public int getActiveAlarmCount() {
int active = 0;
// Sync on access to pv_list
synchronized (AlarmServer.this) {
for (AlarmPV pv : pv_list)
if (pv.getAlarmLogic().getAlarmState().getSeverity().isActive()) ++active;
}
return active;
}
@Override
public void nagAboutActiveAlarms(final int active) {
final String message;
if (active == 1) message = "There is 1 active alarm";
else message = NLS.bind("There are {0} active alarms", active);
messenger.sendAnnunciation(message);
}
});
nag_timer.start();
}
}
