public void stop(boolean now) throws Exception {
log.info("Stopping Gravity (now=%s)...", now);
synchronized (this) {
if (adapterFactory != null) {
try {
adapterFactory.stopAll();
} catch (Exception e) {
log.error(e, "Error while stopping adapter factory");
}
adapterFactory = null;
}
if (serverChannel != null) {
try {
removeChannel(serverChannel.getId(), false);
} catch (Exception e) {
log.error(e, "Error while removing server channel: %s", serverChannel);
}
serverChannel = null;
}
if (channelsTimer != null) {
try {
channelsTimer.cancel();
} catch (Exception e) {
log.error(e, "Error while cancelling channels timer");
}
channelsTimer = null;
}
if (gravityPool != null) {
try {
if (now) gravityPool.shutdownNow();
else gravityPool.shutdown();
} catch (Exception e) {
log.error(e, "Error while stopping thread pool");
}
gravityPool = null;
}
if (udpReceiverFactory != null) {
try {
udpReceiverFactory.stop();
} catch (Exception e) {
log.error(e, "Error while stopping udp receiver factory");
}
udpReceiverFactory = null;
}
started = false;
}
log.info("Gravity sucessfully stopped.");
}
private Message handleUnsubscribeMessage(
final ChannelFactory<?> channelFactory, CommandMessage message) {
Channel channel = getChannel(channelFactory, (String) message.getClientId());
if (channel == null) return handleUnknownClientMessage(message);
AsyncMessage reply = null;
ServiceAdapter adapter = adapterFactory.getServiceAdapter(message);
reply = (AcknowledgeMessage) adapter.manage(channel, message);
postManage(channel);
if (!(reply instanceof ErrorMessage)) {
// Remove subscription message in distributed data (clustering).
try {
DistributedData gdd = graniteConfig.getDistributedDataFactory().getInstance();
if (gdd != null) {
String subscriptionId =
(String) message.getHeader(AsyncMessage.DESTINATION_CLIENT_ID_HEADER);
log.debug(
"Removing subscription message from channel info: %s - %s",
channel.getId(), subscriptionId);
gdd.removeSubcription(channel.getId(), subscriptionId);
}
} catch (Exception e) {
log.error(
e,
"Could not remove subscription from distributed data: %s - %s",
channel.getId(),
message.getHeader(AsyncMessage.DESTINATION_CLIENT_ID_HEADER));
}
}
reply.setDestination(message.getDestination());
reply.setClientId(channel.getId());
reply.getHeaders().putAll(message.getHeaders());
return reply;
}
public ServiceAdapter getServiceAdapter(String messageType, String destinationId) {
return adapterFactory.getServiceAdapter(messageType, destinationId);
}
