private void saveAlertToMemory(AlertInfoBO alert) {
AlertPair value = alerts.getLast();
if (value == null) {
AlertPair pair = new AlertPair(alert, 0L);
try {
alerts.add(pair);
} catch (FifoQueueException e) {
e.printStackTrace();
} catch (InterruptedException e) {
e.printStackTrace();
}
} else {
long maxId = value.getMaxId();
long newMaxId = 0;
if (maxId + 1 < Long.MAX_VALUE) newMaxId = maxId + 1;
AlertPair pair = new AlertPair(alert, newMaxId);
try {
alerts.add(pair);
} catch (FifoQueueException e) {
e.printStackTrace();
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
public Map<String, List<AlertInfoBO>> getNewAlert(Long maxId) {
Map<String, List<AlertInfoBO>> value = new HashMap<String, List<AlertInfoBO>>();
int size = alerts.size();
long newId = maxId;
if (size > 0) {
List<AlertInfoBO> rtvl = new ArrayList<AlertInfoBO>();
for (int i = 0; i < size; i++) {
AlertPair pair = alerts.getElement(i);
long id = pair.getMaxId();
if (id > maxId) {
rtvl.add(pair.getAlert());
if (id > newId) {
newId = id;
}
}
}
if (newId > maxId) value.put(Long.toString(newId), rtvl);
}
return value;
}