static boolean isSuspectedFailureCredible(String instanceName) {
long timeNow = System.currentTimeMillis();
Long suspectedFailureTimeMillis = (Long) suspectedFailures.get((String) instanceName);
if (suspectedFailureTimeMillis != null) {
removeSuspectedFailure(instanceName);
if ((timeNow - suspectedFailureTimeMillis.longValue()) < 6000) {
System.out.println("credible suspected failure of " + instanceName);
return true;
} else {
System.out.println("suspected failure is not pending or more than 6 sec old");
// add the new suspected failure
addSuspectedFailure(instanceName);
return false;
}
} else {
// this is the first suspected failure - adding it
System.out.println(
"Received Suspected Failure Notification: adding suspected failure for" + instanceName);
addSuspectedFailure(instanceName);
return false;
}
}
static void addSuspectedFailure(String instanceName) {
suspectedFailures.put(instanceName, new Long(System.currentTimeMillis()));
}