@Override
public Object execute(Context context) {
KieSession kieSession = ((KnowledgeCommandContext) context).getKieSession();
TimerManager tm = getTimerManager(kieSession);
RuleFlowProcessInstance wfp =
(RuleFlowProcessInstance) kieSession.getProcessInstance(processInstanceId);
for (NodeInstance nodeInstance : wfp.getNodeInstances()) {
if (nodeInstance instanceof TimerNodeInstance) {
TimerNodeInstance tni = (TimerNodeInstance) nodeInstance;
if (tni.getNodeName().equals(timerName)) {
TimerInstance timer = tm.getTimerMap().get(tni.getTimerId());
tm.cancelTimer(timer.getTimerId());
TimerInstance newTimer = new TimerInstance();
if (delay != 0) {
long diff = System.currentTimeMillis() - timer.getActivated().getTime();
newTimer.setDelay(delay * 1000 - diff);
}
newTimer.setPeriod(period);
newTimer.setRepeatLimit(repeatLimit);
newTimer.setTimerId(timer.getTimerId());
tm.registerTimer(newTimer, wfp);
tni.internalSetTimerId(newTimer.getId());
break;
}
}
}
return null;
}
protected TimerInstance createTimerInstance(Timer timer) {
TimerInstance timerInstance = new TimerInstance();
KnowledgeRuntime kruntime = getProcessInstance().getKnowledgeRuntime();
if (kruntime != null && kruntime.getEnvironment().get("jbpm.business.calendar") != null) {
BusinessCalendar businessCalendar =
(BusinessCalendar) kruntime.getEnvironment().get("jbpm.business.calendar");
String delay = resolveVariable(timer.getDelay());
timerInstance.setDelay(businessCalendar.calculateBusinessTimeAsDuration(delay));
if (timer.getPeriod() == null) {
timerInstance.setPeriod(0);
} else {
String period = resolveVariable(timer.getPeriod());
timerInstance.setPeriod(businessCalendar.calculateBusinessTimeAsDuration(period));
}
} else {
configureTimerInstance(timer, timerInstance);
}
timerInstance.setTimerId(timer.getId());
return timerInstance;
}
protected TimerInstance createTimerInstance(Timer timer) {
TimerInstance timerInstance = new TimerInstance();
KnowledgeRuntime kruntime = getProcessInstance().getKnowledgeRuntime();
if (kruntime != null && kruntime.getEnvironment().get("jbpm.business.calendar") != null) {
BusinessCalendar businessCalendar =
(BusinessCalendar) kruntime.getEnvironment().get("jbpm.business.calendar");
String delay = null;
switch (timer.getTimeType()) {
case Timer.TIME_CYCLE:
if (CronExpression.isValidExpression(timer.getDelay())) {
timerInstance.setCronExpression(timer.getDelay());
} else {
String tempDelay = resolveVariable(timer.getDelay());
String tempPeriod = resolveVariable(timer.getPeriod());
if (DateTimeUtils.isRepeatable(tempDelay)) {
String[] values = DateTimeUtils.parseISORepeatable(tempDelay);
String tempRepeatLimit = values[0];
tempDelay = values[1];
tempPeriod = values[2];
if (!tempRepeatLimit.isEmpty()) {
try {
int repeatLimit = Integer.parseInt(tempRepeatLimit);
if (repeatLimit > -1) {
timerInstance.setRepeatLimit(repeatLimit + 1);
}
} catch (NumberFormatException e) {
// ignore
}
}
}
timerInstance.setDelay(businessCalendar.calculateBusinessTimeAsDuration(tempDelay));
if (tempPeriod == null) {
timerInstance.setPeriod(0);
} else {
timerInstance.setPeriod(businessCalendar.calculateBusinessTimeAsDuration(tempPeriod));
}
}
break;
case Timer.TIME_DURATION:
delay = resolveVariable(timer.getDelay());
timerInstance.setDelay(businessCalendar.calculateBusinessTimeAsDuration(delay));
timerInstance.setPeriod(0);
break;
case Timer.TIME_DATE:
// even though calendar is available concrete date was provided so it shall be used
configureTimerInstance(timer, timerInstance);
default:
break;
}
} else {
configureTimerInstance(timer, timerInstance);
}
timerInstance.setTimerId(timer.getId());
return timerInstance;
}
