public FailedEvaluator(IFailedEvaluatorClr2Java clr2Java)
{
FailedEvaluatorClr2Java = clr2Java;
_id = FailedEvaluatorClr2Java.GetId();
_failedContexts = new List<IFailedContext>(
FailedEvaluatorClr2Java.GetFailedContextsClr2Java().Select(clr2JavaFailedContext =>
new FailedContext(clr2JavaFailedContext)));
var errorBytes = FailedEvaluatorClr2Java.GetErrorBytes();
if (errorBytes != null && errorBytes.Length != 0)
{
// When the Exception originates from the C# side.
Exception inner;
try
{
inner = (Exception)ByteUtilities.DeserializeFromBinaryFormat(errorBytes);
}
catch (SerializationException se)
{
inner = NonSerializableEvaluatorException.UnableToDeserialize(
"Exception from Evaluator was not able to be deserialized, returning a NonSerializableEvaluatorException.", se);
}
_evaluatorException = new EvaluatorException(_id, inner.Message, inner);
}
else
{
// When the Exception originates from Java.
_evaluatorException = new EvaluatorException(
_id, FailedEvaluatorClr2Java.GetJavaCause(), FailedEvaluatorClr2Java.GetJavaStackTrace());
}
}
public FailedEvaluator(IFailedEvaluatorClr2Java clr2Java)
{
FailedEvaluatorClr2Java = clr2Java;
_id = FailedEvaluatorClr2Java.GetId();
_failedContexts = new List <IFailedContext>(
FailedEvaluatorClr2Java.GetFailedContextsClr2Java().Select(clr2JavaFailedContext =>
new FailedContext(clr2JavaFailedContext)));
var errorBytes = FailedEvaluatorClr2Java.GetErrorBytes();
if (errorBytes != null && errorBytes.Length != 0)
{
// When the Exception originates from the C# side.
Exception inner;
try
{
inner = (Exception)ByteUtilities.DeserializeFromBinaryFormat(errorBytes);
}
catch (SerializationException se)
{
inner = NonSerializableEvaluatorException.UnableToDeserialize(
"Exception from Evaluator was not able to be deserialized, returning a NonSerializableEvaluatorException.", se);
}
_evaluatorException = new EvaluatorException(_id, inner.Message, inner);
}
else
{
// When the Exception originates from Java.
_evaluatorException = new EvaluatorException(
_id, FailedEvaluatorClr2Java.GetJavaCause(), FailedEvaluatorClr2Java.GetJavaStackTrace());
}
}
/// <summary>
/// This handles runtime error occurs on the evaluator
/// </summary>
/// <param name="runtimeErrorProto"></param>
public void Handle(RuntimeErrorProto runtimeErrorProto)
{
FailedRuntime error = new FailedRuntime(runtimeErrorProto);
LOGGER.Log(Level.Warning, "Runtime error:" + error);
EvaluatorException evaluatorException = error.Cause != null
? new EvaluatorException(error.Id, error.Cause.Value)
: new EvaluatorException(error.Id, "Runtime error");
EvaluatorManager evaluatorManager = null;
lock (_evaluators)
{
if (_evaluators.ContainsKey(error.Id))
{
evaluatorManager = _evaluators[error.Id];
}
else
{
LOGGER.Log(Level.Warning, "Unknown evaluator runtime error: " + error.Cause);
}
}
if (null != evaluatorManager)
{
evaluatorManager.Handle(evaluatorException);
}
}
public BridgeFailedEvaluator(
string id,
EvaluatorException evaluatorException,
IList <IFailedContext> failedContexts,
Optional <IFailedTask> failedTask)
{
Id = id;
EvaluatorException = evaluatorException;
FailedContexts = failedContexts;
FailedTask = failedTask;
}
/// <summary>
/// EvaluatorException will trigger is FailedEvaluator and state transition to FAILED
/// </summary>
/// <param name="exception"></param>
public void Handle(EvaluatorException exception)
{
lock (_evaluatorDescriptor)
{
if (_state >= STATE.DONE)
{
return;
}
LOGGER.Log(Level.Warning, "Failed Evaluator: " + Id + exception.Message);
try
{
IList <FailedContext> failedContexts = new List <FailedContext>();
IList <EvaluatorContext> activeContexts = new List <EvaluatorContext>(_activeContexts);
activeContexts = activeContexts.Reverse().ToList();
foreach (EvaluatorContext context in activeContexts)
{
Optional <IActiveContext> parentContext = context.ParentId.IsPresent()
? Optional <IActiveContext> .Of(GetEvaluatorContext(context.ParentId.Value))
: Optional <IActiveContext> .Empty();
failedContexts.Add(context.GetFailedContext(parentContext, exception));
}
//Optional<FailedTask> failedTask = _runningTask != null ?
// Optional<FailedTask>.Of(new FailedTask(_runningTask.Id, exception)) : Optional<FailedTask>.Empty();
//LOGGER.Log(Level.Info, "TODO: REPLACE THIS " + failedTask.ToString());
//this.dispatcher.onNext(FailedEvaluator.class, new FailedEvaluatorImpl(
//exception, failedContextList, failedTaskOptional, this.evaluatorId));
}
catch (Exception e)
{
Exceptions.CaughtAndThrow(e, Level.Error, "Exception while handling FailedEvaluator.", LOGGER);
}
finally
{
_state = STATE.FAILED;
Dispose();
}
}
}
public void Handle(IRemoteMessage <EvaluatorHeartbeatProto> evaluatorHearBeatProtoMessage)
{
lock (_evaluatorDescriptor)
{
EvaluatorHeartbeatProto heartbeatProto = evaluatorHearBeatProtoMessage.Message;
if (heartbeatProto.evaluator_status != null)
{
EvaluatorStatusProto status = heartbeatProto.evaluator_status;
if (status.error != null)
{
Handle(new EvaluatorException(Id, ByteUtilities.ByteArrarysToString(status.error)));
return;
}
else if (_state == STATE.SUBMITTED)
{
string evaluatorRId = evaluatorHearBeatProtoMessage.Identifier.ToString();
LOGGER.Log(Level.Info, "TODO: REPLACE THIS " + evaluatorRId);
// TODO
// _evaluatorControlHandler = _remoteManager.getHandler(evaluatorRID, EvaluatorRuntimeProtocol.EvaluatorControlProto.class);
_state = STATE.RUNNING;
LOGGER.Log(Level.Info, string.Format(CultureInfo.InvariantCulture, "Evaluator {0} is running", _evaluatorId));
}
}
LOGGER.Log(Level.Info, "Evaluator heartbeat: " + heartbeatProto);
EvaluatorStatusProto evaluatorStatusProto = heartbeatProto.evaluator_status;
foreach (ContextStatusProto contextStatusProto in heartbeatProto.context_status)
{
Handle(contextStatusProto, heartbeatProto.task_status != null);
}
if (heartbeatProto.task_status != null)
{
Handle(heartbeatProto.task_status);
}
if (evaluatorStatusProto.state == State.FAILED)
{
_state = STATE.FAILED;
EvaluatorException e = evaluatorStatusProto.error != null ?
new EvaluatorException(_evaluatorId, ByteUtilities.ByteArrarysToString(evaluatorStatusProto.error)) :
new EvaluatorException(_evaluatorId, "unknown cause");
LOGGER.Log(Level.Warning, "Failed evaluator: " + Id + e.Message);
Handle(e);
}
else if (evaluatorStatusProto.state == State.DONE)
{
LOGGER.Log(Level.Info, string.Format(CultureInfo.InvariantCulture, "Evaluator {0} done", Id));
_state = STATE.DONE;
// TODO
// dispatcher.onNext(CompletedEvaluator.class, new CompletedEvaluator() {
//@Override
//public String getId() {
// return EvaluatorManager.this.evaluatorId;
Dispose();
}
}
LOGGER.Log(Level.Info, "DONE with evaluator heartbeat");
}
