org.apache.reef.runtime.common.driver.context

Class FailedContextImpl

java.lang.Object

org.apache.reef.common.AbstractFailure

org.apache.reef.runtime.common.driver.context.FailedContextImpl

All Implemented Interfaces:

Failure, ContextBase, FailedContext, Identifiable

public final class FailedContextImpl
extends AbstractFailure
implements FailedContext

Driver-Side representation of a failed context.

Constructor Summary

Constructors

Constructor and Description
FailedContextImpl(String id, String message, Optional<String> description, Optional<Throwable> cause, Optional<byte[]> data, Optional<ActiveContext> parentContext, EvaluatorDescriptor evaluatorDescriptor, String evaluatorID)

Method Summary

Methods

Modifier and Type	Method and Description
EvaluatorDescriptor	getEvaluatorDescriptor()
String	getEvaluatorId()
Optional<ActiveContext>	getParentContext()
Optional<String>	getParentId()
String	toString()

Methods inherited from class org.apache.reef.common.AbstractFailure

asError, getData, getDescription, getId, getMessage, getReason

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.reef.common.Failure

asError, getData, getDescription, getMessage, getReason

Methods inherited from interface org.apache.reef.driver.context.ContextBase

getId

Constructor Detail

FailedContextImpl

public FailedContextImpl(String id,
                 String message,
                 Optional<String> description,
                 Optional<Throwable> cause,
                 Optional<byte[]> data,
                 Optional<ActiveContext> parentContext,
                 EvaluatorDescriptor evaluatorDescriptor,
                 String evaluatorID)

Parameters:

id - Identifier of the entity that produced the error.

message - One-line error message.

description - Long error description.

cause - Java Exception that caused the error.

data - byte array that contains serialized version of the error.

parentContext - the parent context, if there is one.

evaluatorDescriptor - the descriptor of the Evaluator this context failed on.

evaluatorID - the id of the Evaluator this context failed on.

Method Detail

getParentContext

public Optional<ActiveContext> getParentContext()

Specified by:

getParentContext in interface FailedContext

Returns:

the new top of the stack of context if there is one.

getEvaluatorId

public String getEvaluatorId()

Specified by:

getEvaluatorId in interface ContextBase

Returns:

the identifier of the Evaluator this Context is instantiated on.

getParentId

public Optional<String> getParentId()

Specified by:

getParentId in interface ContextBase

Returns:

the ID of the parent context, if there is one.

getEvaluatorDescriptor

public EvaluatorDescriptor getEvaluatorDescriptor()

Specified by:

getEvaluatorDescriptor in interface ContextBase

Returns:

the descriptor of the Evaluator this Context is on.

toString

public String toString()

Overrides:

toString in class AbstractFailure

Returns:

Human-readable string representation of an error message.