private final void handleInitializeCallback(
final CloudletCallbackGenericArguments callbackArguments) {
synchronized (this) {
final CallbackHandler<?> callbackHandler = this.internalsCallbackRecord.callbackHandler;
final Object callbackState = this.internalsCallbackRecord.callbackState;
boolean succeeded;
try {
if (callbackHandler instanceof GenericCallback)
((GenericCallback<Object>) callbackHandler)
.callback(
callbackState,
BasicCallback.create(this.internals, callbackArguments.type, callbackArguments));
else if (callbackHandler instanceof CloudletCallback)
((CloudletCallback<Object>) callbackHandler)
.initialize(
callbackState,
BasicCallback.create(this.internals, callbackArguments.type, callbackArguments));
else if (callbackHandler instanceof AnnotatedCallback) {
final Method callbackMethod =
this.resolveCallbackMethod(callbackHandler, callbackArguments.type);
if (callbackMethod != null)
this.invokeCallbackMethod(
callbackMethod,
callbackHandler,
callbackState,
callbackArguments.type,
callbackArguments);
else
throw (new UnsupportedOperationException(
String.format("unhandled callback type: %s", callbackArguments.type)));
} else
throw (new IllegalArgumentException(
String.format("unknown callback class: %s", callbackHandler.getClass())));
succeeded = true;
} catch (final Throwable exception) {
ExceptionTracer.traceIgnored(exception);
succeeded = false;
}
if (succeeded)
this.callbackTarget.callback(
CloudletCallbackType.InitializeSucceeded,
CloudletCallbackGenericArguments.createInitializeSucceeded(this.internals),
this.internalsCallbackRecord);
else
this.callbackTarget.callback(
CloudletCallbackType.InitializeFailed,
CloudletCallbackGenericArguments.createInitializeFailed(this.internals),
this.internalsCallbackRecord);
}
}
@Override
public final boolean initialize(final Configuration configuration) {
final CallbackMonitor monitor;
synchronized (this) {
this.configuration = configuration;
this.callbackTarget = this.callbackReactor.createTarget(this.callbackDispatcher, this);
monitor =
this.callbackTarget.callback(
CloudletCallbackType.Initialize,
CloudletCallbackGenericArguments.createInitialize(this.internals),
this.internalsCallbackRecord);
}
boolean succeeded;
try {
monitor.waitCompletion(0);
succeeded = true;
this.active = true;
} catch (final InterruptedException exception) {
ExceptionTracer.traceIgnored(exception);
succeeded = false;
}
return (succeeded);
}
