protected void doStart() throws ResourceManagerSystemException {
if (persistenceStrategy != null) {
try {
persistenceStrategy.open();
} catch (IOException e) {
throw new ResourceManagerSystemException(e);
}
}
}
protected boolean shutdown(int mode, long timeoutMSecs) {
try {
if (persistenceStrategy != null) {
persistenceStrategy.close();
}
} catch (IOException e) {
logger.error("Error closing persistent store", e);
}
return super.shutdown(mode, timeoutMSecs);
}
protected void recover() throws ResourceManagerSystemException {
if (persistenceStrategy != null) {
try {
List msgs = persistenceStrategy.restore();
for (Iterator it = msgs.iterator(); it.hasNext(); ) {
Holder h = (Holder) it.next();
getQueue(h.getQueue()).putNow(h.getId());
}
} catch (Exception e) {
throw new ResourceManagerSystemException(e);
}
}
}
protected Object doLoad(QueueInfo queue, Object id) throws IOException {
QueuePersistenceStrategy ps =
(queue.config.persistent) ? persistenceStrategy : memoryPersistenceStrategy;
Object obj = ps.load(queue.name, id);
return obj;
}
protected void doRemove(QueueInfo queue, Object id) throws IOException {
QueuePersistenceStrategy ps =
(queue.config.persistent) ? persistenceStrategy : memoryPersistenceStrategy;
ps.remove(queue.name, id);
}
protected Object doStore(QueueInfo queue, Object object) throws IOException {
QueuePersistenceStrategy ps =
(queue.config.persistent) ? persistenceStrategy : memoryPersistenceStrategy;
Object id = ps.store(queue.name, object);
return id;
}
