@Override
protected void executeRuntimeStep(OperationContext context, ModelNode operation)
throws OperationFailedException {
// get the channel name and channel attribute
PathAddress pathAddress = PathAddress.pathAddress(operation.require(OP_ADDR));
String channelName = pathAddress.getElement(pathAddress.size() - 1).getValue();
String attrName = operation.require(NAME).asString();
ChannelMetrics metric = ChannelMetrics.getStat(attrName);
// lookup the channel
ServiceName channelServiceName = ChannelInstanceResource.CHANNEL_PARENT.append(channelName);
ServiceController<?> controller =
context.getServiceRegistry(false).getService(channelServiceName);
// check that the service has been installed and started
boolean started = controller != null && controller.getValue() != null;
ModelNode result = new ModelNode();
if (metric == null) {
context.getFailureDescription().set(JGroupsMessages.MESSAGES.unknownMetric(attrName));
} else if (!started) {
// when the cache service is not available, return a null result
} else {
JChannel channel = (JChannel) controller.getValue();
switch (metric) {
case ADDRESS:
result.set(channel.getAddressAsString());
break;
case ADDRESS_AS_UUID:
result.set(channel.getAddressAsUUID());
break;
case DISCARD_OWN_MESSAGES:
result.set(channel.getDiscardOwnMessages());
break;
case NUM_TASKS_IN_TIMER:
result.set(channel.getNumberOfTasksInTimer());
break;
case NUM_TIMER_THREADS:
result.set(channel.getTimerThreads());
break;
case RECEIVED_BYTES:
result.set(channel.getReceivedBytes());
break;
case RECEIVED_MESSAGES:
result.set(channel.getReceivedMessages());
break;
case SENT_BYTES:
result.set(channel.getSentBytes());
break;
case SENT_MESSAGES:
result.set(channel.getSentMessages());
break;
case STATE:
result.set(channel.getState());
break;
case STATS_ENABLED:
result.set(channel.statsEnabled());
break;
case VERSION:
result.set(JChannel.getVersion());
break;
case VIEW:
result.set(channel.getViewAsString());
break;
}
context.getResult().set(result);
}
context.completeStep(OperationContext.ResultHandler.NOOP_RESULT_HANDLER);
}
