NES::Exceptions Namespace Reference

Classes
class	AccessNonLockedResourceException
	This exception is raised, in case a request tries to access a resource via the storage handler without having locked it before. More...
class	ExecutionNodeNotFoundException
	This exception indicates, that a lookup for an execution node in the global execution plan failed. More...
class	QueryUndeploymentException
	this exception indicates an error during the undeployment of a query More...
class	ResourceLockingException
class	RpcException
	This exception indicates the failure of an rpc. More...
class	RPCQueryUndeploymentException
	This exception indicates that an rpc to undeploy a query from a worker has failed. More...
class	StorageHandlerAcquireResourcesException
class	ErrorListener
	This is an error interceptor suitable for signals and exceptions. More...
class	NotImplementedException
class	RequestExecutionException
	This is the base class for exceptions thrown during the execution of coordinator side requests which indicate an error that possibly require a rollback or other kinds of specific error handling. More...
class	RuntimeException
	Exception to be used to report errors and stacktraces This is meant to be used for NES-related errors, wrap std exceptions with their own stacktrace, etc.. More...

Functions
void	invokeErrorHandlers (int signal, std::string &&stacktrace)
	calls to this function will pass the signal to all system-wide error listeners More...
void	invokeErrorHandlers (std::shared_ptr< std::exception > exception, std::string &&stacktrace)
	calls to this function will pass an exception to all system-wide error listeners More...
void	invokeErrorHandlers (const std::string &buffer, std::string &&stacktrace)
	calls to this function will create a RuntimeException that is passed to all system-wide error listeners More...
void	installGlobalErrorListener (std::shared_ptr< ErrorListener > const &listener)
	make an error listener system-wide More...
void	removeGlobalErrorListener (const std::shared_ptr< ErrorListener > &listener)
	remove an error listener system-wide More...

Function Documentation

installGlobalErrorListener()

void NES::Exceptions::installGlobalErrorListener

(

std::shared_ptr< ErrorListener > const &

listener

)

make an error listener system-wide

Parameters

listener

the error listener to make system-wide

References NES_TRACE.

Referenced by main(), NES::Testing::BaseUnitTest::SetUp(), and NES::NesCoordinator::startCoordinator().

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invokeErrorHandlers() [1/3]

void NES::Exceptions::invokeErrorHandlers	(	const std::string &	buffer,
		std::string &&	stacktrace
	)

calls to this function will create a RuntimeException that is passed to all system-wide error listeners

Parameters

buffer	the message of the exception
stacktrace	the stacktrace of where the error was raised

References invokeErrorHandlers(), backward::details::move(), and NES_TRACE.

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invokeErrorHandlers() [2/3]

void NES::Exceptions::invokeErrorHandlers	(	int	signal,
		std::string &&	stacktrace
	)

calls to this function will pass the signal to all system-wide error listeners

Parameters

signal	which indicates the error
stacktrace	the stacktrace of where the error was raised

References NES::Logger::getInstance().

Referenced by invokeErrorHandlers(), NES::Runtime::detail::nesErrorHandler(), NES::Runtime::detail::nesTerminateHandler(), and NES::Runtime::detail::nesUnexpectedException().

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invokeErrorHandlers() [3/3]

void NES::Exceptions::invokeErrorHandlers	(	std::shared_ptr< std::exception >	exception,
		std::string &&	stacktrace
	)

calls to this function will pass an exception to all system-wide error listeners

Parameters

exception	which indicates the error
stacktrace	the stacktrace of where the error was raised

References NES::Logger::getInstance().

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removeGlobalErrorListener()

void NES::Exceptions::removeGlobalErrorListener

(

const std::shared_ptr< ErrorListener > &

listener

)

remove an error listener system-wide

Parameters

listener

the error listener to remove system-wide

References NES_TRACE.

Referenced by NES::Testing::BaseUnitTest::TearDown().

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