/**
* Gets called once per {@link #REPLICATION_THREAD_INTERVAL}.
*
* <p>Sends accumulated messages in bulk to each peer. i.e. if ther are 100 messages and 1 peer, 1
* RMI invocation results, not 100. Also, if a peer is unavailable this is discovered in only 1
* try.
*
* <p>Makes a copy of the queue so as not to hold up the enqueue operations.
*
* <p>Any exceptions are caught so that the replication thread does not die, and because errors
* are expected, due to peers becoming unavailable.
*
* <p>This method issues warnings for problems that can be fixed with configuration changes.
*/
private void flushReplicationQueue() {
List replicationQueueCopy;
synchronized (replicationQueue) {
if (replicationQueue.size() == 0) {
return;
}
replicationQueueCopy = new ArrayList(replicationQueue.size());
for (int i = 0; i < replicationQueue.size(); i++) {
CacheEventMessage cacheEventMessage = (CacheEventMessage) replicationQueue.get(i);
replicationQueueCopy.add(cacheEventMessage);
}
replicationQueue.clear();
}
Ehcache cache = ((CacheEventMessage) replicationQueueCopy.get(0)).cache;
List cachePeers = listRemoteCachePeers(cache);
List resolvedEventMessages = extractAndResolveEventMessages(replicationQueueCopy);
for (int j = 0; j < cachePeers.size(); j++) {
CachePeer cachePeer = (CachePeer) cachePeers.get(j);
try {
cachePeer.send(resolvedEventMessages);
} catch (UnmarshalException e) {
String message = e.getMessage();
if (message.indexOf("Read time out") != 0) {
LOG.warn(
"Unable to send message to remote peer due to socket read timeout. Consider increasing"
+ " the socketTimeoutMillis setting in the cacheManagerPeerListenerFactory. "
+ "Message was: "
+ e.getMessage());
} else {
LOG.debug("Unable to send message to remote peer. Message was: " + e.getMessage());
}
} catch (Throwable t) {
LOG.debug("Unable to send message to remote peer. Message was: " + t.getMessage());
}
}
if (LOG.isWarnEnabled()) {
int eventMessagesNotResolved = replicationQueueCopy.size() - resolvedEventMessages.size();
if (eventMessagesNotResolved > 0) {
LOG.warn(
eventMessagesNotResolved
+ " messages were discarded on replicate due to reclamation of "
+ "SoftReferences by the VM. Consider increasing the maximum heap size and/or setting the "
+ "starting heap size to a higher value.");
}
}
}
/**
* Gets called once per {@link #asynchronousReplicationInterval}.
*
* <p>Sends accumulated messages in bulk to each peer. i.e. if ther are 100 messages and 1 peer, 1
* RMI invocation results, not 100. Also, if a peer is unavailable this is discovered in only 1
* try.
*
* <p>Makes a copy of the queue so as not to hold up the enqueue operations.
*
* <p>Any exceptions are caught so that the replication thread does not die, and because errors
* are expected, due to peers becoming unavailable.
*
* <p>This method issues warnings for problems that can be fixed with configuration changes.
*/
private void flushReplicationQueue() {
CacheEventMessage head = replicationQueue.peek();
if (head == null) {
return;
}
Ehcache cache = head.cache;
List cachePeers = listRemoteCachePeers(cache);
int limit = replicationQueue.size();
List<EventMessage> resolvedEventMessages = extractAndResolveEventMessages(limit);
for (int j = 0; j < cachePeers.size(); j++) {
CachePeer cachePeer = (CachePeer) cachePeers.get(j);
try {
cachePeer.send(resolvedEventMessages);
} catch (UnmarshalException e) {
String message = e.getMessage();
if (message.contains("Read time out") || message.contains("Read timed out")) {
LOG.warn(
"Unable to send message to remote peer due to socket read timeout. Consider increasing"
+ " the socketTimeoutMillis setting in the cacheManagerPeerListenerFactory. "
+ "Message was: "
+ message);
} else {
LOG.debug("Unable to send message to remote peer. Message was: " + message);
}
} catch (Throwable t) {
LOG.warn("Unable to send message to remote peer. Message was: " + t.getMessage(), t);
}
}
if (LOG.isWarnEnabled()) {
int eventMessagesNotResolved = limit - resolvedEventMessages.size();
if (eventMessagesNotResolved > 0) {
LOG.warn(
eventMessagesNotResolved
+ " messages were discarded on replicate due to reclamation of "
+ "SoftReferences by the VM. Consider increasing the maximum heap size and/or setting the "
+ "starting heap size to a higher value.");
}
}
}
@Override
public void deconnecte(int refRMI, String cause, String phrase) throws RemoteException {
// enregistrement des infos de la console lors de sa deconnexion,
// le but etant de garder des informations sur les deconnectes
VuePersonnage vuePersonnage = personnages.get(refRMI);
vuePersonnage.getElement().tue(); // au cas ou ce ne serait pas une mort "naturelle"
vuePersonnage.setTourMort(tour);
setPhrase(refRMI, "MORT >_< (" + phrase + ")");
// ajout a la liste des morts
personnagesMorts.add(vuePersonnage);
try {
// fermeture de la console en donnant la raison
consoleFromRef(refRMI).deconnecte(cause);
} catch (UnmarshalException e) {
e.printStackTrace();
}
// suppression de la liste des vivants
ejectePersonnage(refRMI);
}
