protected void initChannels(
Map<String, String> channelPropertiesStrings, Map<String, String> channelNames)
throws Exception {
_channelCount = channelPropertiesStrings.size();
if ((_channelCount <= 0) || (_channelCount > MAX_CHANNEL_COUNT)) {
throw new IllegalArgumentException(
"Channel count must be between 1 and " + MAX_CHANNEL_COUNT);
}
_localAddresses = new ArrayList<>(_channelCount);
_clusterChannels = new ArrayList<>(_channelCount);
_clusterReceivers = new ArrayList<>(_channelCount);
List<String> keys = new ArrayList<>(channelPropertiesStrings.keySet());
Collections.sort(keys);
for (String key : keys) {
String channelPropertiesString = channelPropertiesStrings.get(key);
String channelName = channelNames.get(key);
if (Validator.isNull(channelPropertiesString) || Validator.isNull(channelName)) {
continue;
}
ClusterReceiver clusterReceiver = new ClusterForwardReceiver(this);
ClusterChannel clusterChannel =
_clusterChannelFactory.createClusterChannel(
channelPropertiesString, channelName, clusterReceiver);
_clusterChannels.add(clusterChannel);
_clusterReceivers.add(clusterReceiver);
_localAddresses.add(clusterChannel.getLocalAddress());
}
}
@Override
protected void doReceive(Object messagePayload, Address srcAddress) {
ClusterChannel clusterChannel = _clusterExecutorImpl.getClusterChannel();
if (srcAddress.equals(clusterChannel.getLocalAddress())) {
return;
}
try {
if (messagePayload instanceof ClusterRequest) {
ClusterRequest clusterRequest = (ClusterRequest) messagePayload;
Serializable responsePayload =
_clusterExecutorImpl.handleReceivedClusterRequest(clusterRequest);
if (clusterRequest.isFireAndForget()) {
return;
}
try {
clusterChannel.sendUnicastMessage(responsePayload, srcAddress);
} catch (Throwable t) {
_log.error("Unable to send message " + responsePayload, t);
}
} else if (messagePayload instanceof ClusterNodeResponse) {
_clusterExecutorImpl.handleReceivedClusterNodeResponse(
(ClusterNodeResponse) messagePayload);
} else if (_log.isWarnEnabled()) {
_log.warn("Unable to process message content of type " + messagePayload.getClass());
}
} finally {
ThreadLocalCacheManager.clearAll(Lifecycle.REQUEST);
CentralizedThreadLocal.clearShortLivedThreadLocals();
}
}
