Represent thread functionality. More...

#include <dabc/Thread.h>

Inheritance diagram for dabc::Thread:

Data Structures
class	EventsQueue

class	ExecWorker
	helper class to use methods, available in dabc::Worker in thread itself More...

class	RecursionGuard

struct	TimeoutRec

struct	WorkerRec

Public Types
enum	EEvents { evntCheckTmoutWorker = 1 , evntCheckTmoutAddon , evntCleanupThrd , evntDoNothing , evntStopThrd , evntLastThrd , evntUser = 10000 }

enum	EPriority { priorityHighest = 0 , priorityNormal = 1 , priorityLowest = -1 }

Public Member Functions
virtual const char *	ClassName () const
	Returns class name of the object instance. More...

virtual bool	CompatibleClass (const std::string &clname) const

bool	Execute (Command cmd, double tmout=-1)

void	FireDoNothingEvent ()

double	GetStopTimeout () const

bool	IsItself () const

virtual void *	MainLoop ()

virtual void	Print (int lvl=0)
	Print thread content on debug output. More...

void	RunEventLoop (double tmout=1.)
	Runs thread event loop for specified time. More...

void	SetPriority (int prio=0)

void	SetStopTimeout (double timeout_sec)

bool	SingleLoop (unsigned workerid=0, double tmout=-1)
	Processes single event from the thread queue. More...

bool	Start (double timeout_sec=-1., bool real_thread=true)

bool	Stop (double timeout_sec=10)

bool	Sync (double timeout_sec=-1)

	Thread (Reference parent, const std::string &name, Command cmd=nullptr)

unsigned	TotalNumberOfEvents ()
	Return total number of all events in the queues. More...

virtual	~Thread ()

Public Member Functions inherited from dabc::Object
bool	AddChild (Object *child, bool withmutex=true) throw ()
	Add object to list of child objects, thread safe More...

bool	AddChildAt (Object *child, unsigned pos, bool withmutex=true)
	Add object to list of child objects at specified position. More...

virtual void	BuildFieldsMap (RecordFieldsMap *cont)
	Fill fields map, which is relevant for the object Objects hierarchy produced from dabc::Manager. More...

virtual bool	Find (ConfigIO &cfg)
	Method to locate object in xml file. More...

Object *	FindChild (const char *name) const
	returns pointer on child object with given name More...

Reference	FindChildRef (const char *name, bool force=false) const throw ()
	returns reference on child object with given name More...

bool	GetAllChildRef (ReferencesVector *vect) const

Object *	GetChild (unsigned n) const
	returns pointer on child object More...

Reference	GetChildRef (unsigned n) const
	returns reference on child object More...

Reference	GetFolder (const std::string &name, bool force=false) throw ()
	Return folder of specified name, no special symbols allowed. More...

const char *	GetName () const
	Returns name of the object, thread safe More...

Object *	GetParent () const
	Returns pointer on parent object, thread safe More...

Reference	GetParentRef () const

bool	IsChildsHidden () const
	Return true if object wants to hide childs from hierarchy scan, thread safe More...

bool	IsHidden () const
	Return true if object wants to be hidden from hierarchy scan, thread safe More...

bool	IsLogging () const
	Return true if object selected for logging, thread safe More...

bool	IsName (const char *str) const
	Checks if object name is same as provided string, thread safe More...

bool	IsName (const char *str, int len) const
	Checks if object name is same as provided, thread safe More...

bool	IsName (const std::string &str) const
	Checks if object name is same as provided string, thread safe More...

bool	IsNameMatch (const std::string &mask) const
	Check if object name match to the mask. More...

bool	IsOwner () const
	Returns true if object is owner of its children, thread safe More...

bool	IsParent (Object *obj) const
	Checks if specified argument is in the list of object parents. More...

bool	IsTopXmlLevel () const
	Return true if object should be searched in the top level of the xml file, thread safe More...

std::string	ItemName (bool compact=true) const
	Produce string, which can be used as name argument in dabc::mgr.FindItem(name) call. More...

unsigned	NumChilds () const
	returns number of child objects More...

	Object (const std::string &name, unsigned flags=flIsOwner)
	Resolve problem with child-parent mutex locking. More...

	Object (Reference parent, const std::string &name, unsigned flags=flIsOwner)

bool	RemoveChild (Object *child, bool cleanup=true) throw ()
	Detach child from parent object If cleanup==true and parent is owner of child, child will be destroyed. More...

bool	RemoveChildAt (unsigned n, bool cleanup=true) throw ()
	Detach child object from parent at specified position If cleanup==true and object is owner of child, child will be destroyed. More...

bool	RemoveChilds (bool cleanup=true)
	Remove all childs. More...

void	SetLogging (bool on=true)
	Sets logging flag, thread safe More...

virtual	~Object ()

Static Public Member Functions
static unsigned	NumThreadInstances ()

Static Public Member Functions inherited from dabc::Object
static void	Destroy (Object *obj) throw ()
	User method for object destroyment. More...

static void	InspectGarbageCollector ()
	\ brief Methods to inspect how many objects pointers are remained More...

static bool	NameMatch (const std::string &name, const std::string &mask)
	Check if name matches to specified mask. More...

static bool	NameMatchM (const std::string &name, const std::string &mask)
	Check if name matches to specified mask. More...

static unsigned	NumInstances ()
	Static variable counts total number of objects instances. More...

Protected Types
enum	EHaltActions { actDestroy = 1 , actHalt = 2 }

enum	EThreadState { stCreated , stRunning , stStopped , stError , stChanging }

typedef std::vector< WorkerRec * >	WorkersVector

Protected Types inherited from dabc::Object
enum	EFlags { flStateMask = 0x000f , flIsOwner = 0x0010 , flCleanup = 0x0020 , flHasThread = 0x0040 , flAutoDestroy = 0x0080 , flLogging = 0x0100 , flNoMutex = 0x0200 , flHidden = 0x0400 , flChildsHidden = 0x0800 , flTopXmlLevel = 0x1000 }

Protected Types inherited from dabc::PosixThread
typedef void *()	StartRoutine(void *)

Protected Member Functions
virtual bool	_DoDeleteItself ()
	This method is called at the moment when DecReference think that object can be destroyed and wants to return true. More...

virtual void	_Fire (const EventId &arg, int nq)

bool	_GetNextEvent (EventId &)

void	_PushEvent (const EventId &arg, int nq)

unsigned	_TotalNumberOfEvents ()

bool	AddWorker (Reference ref, bool sync=true)
	Internal DABC method, Add worker to thread; reference-safe Reference safe means - it is safe to call it as long as reference on thread is exists We use here reference on the worker to ensure that it does not disappear meanwhile. More...

void	ChangeRecursion (unsigned id, bool inc)
	Method which allows to control recursion of each worker. More...

double	CheckTimeouts (bool forcerecheck=false)

int	CheckWorkerCanBeHalted (unsigned id, unsigned request=0, Command cmd=nullptr)
	Internal DABC method, used to verify if worker can be halted now while recursion is over Request indicates that halt action is requested : actDestroy = 1 or actHalt = 2. More...

virtual int	ExecuteThreadCommand (Command cmd)

void	Fire (const EventId &arg, int nq)

bool	HaltWorker (Worker *proc)
	Halt worker - stops any execution, break recursion. More...

void	IncWorkerFiredEvents (Worker *work)

bool	InvokeWorkerDestroy (Worker *work)
	Cleanup object asynchronously. More...

bool	IsTemporaryThread () const
	Returns true is this is temporary thread for command execution. More...

unsigned	NumWorkers ()
	Returns actual number of workers. More...

virtual void	ObjectCleanup ()
	Cleanup thread that manager is allowed to delete it. More...

void	ProcessEvent (const EventId &)

virtual void	ProcessExtraThreadEvent (const EventId &)
	Method to process events which are not processed by Thread class itself Should be used in derived classes for their events processing. More...

void	ProcessNoneEvent ()

int	RunCommandInTheThread (Worker caller, Worker dest, Command cmd)

void	RunExplicitLoop ()

virtual void	RunnableCancelled ()

bool	SetExplicitLoop (Worker *work)

Mutex *	ThreadMutex () const

virtual bool	WaitEvent (EventId &, double tmout)

void	WorkerAddonChanged (Worker *work, bool assign=true)
	Called when worker addon changed on the fly. More...

virtual void	WorkersSetChanged ()
	Virtual method, called from thread context to inform that number of workers are changed. More...

Protected Member Functions inherited from dabc::Object
virtual void	_ChildsChanged ()
	Method called when new childs are add or old are removed. More...

bool	_IsNormalState ()
	Same as IsNormalState() but without mutex lock - user should lock mutex himself. More...

virtual Object *	CreateInstance (const std::string &name)
	Method used to create new item to be placed as child of the object. More...

void	DeleteThis ()
	Method should be used by the object to delete itself. More...

virtual bool	DestroyByOwnThread ()
	Internal DABC method, used to activate object cleanup via object thread Returns: false - object cannot be cleanup by the thread, true - thread guarantees that DestroyCalledFromOwnThread() will be called from thread context. More...

bool	DestroyCalledFromOwnThread ()
	Internal DABC method, should be called by thread which was requested to destroy object. More...

void	FillFullName (std::string &fullname, Object *upto, bool exclude_top_parent=false) const
	Method used to produce full item name,. More...

bool	GetFlag (unsigned fl) const
	Return value of selected flag, not thread safe More...

bool	IsNormalState ()
	Return true if object is in normal state. More...

unsigned	NumReferences ()
	Return number of references on the object. More...

	Object (const ConstructorPair &pair, unsigned flags=flIsOwner)

virtual void	ObjectDestroyed (Object *)
	Method called by the manager when registered dependent object is destroyed Should be used in user class to clear all references on the object to let destroy it. More...

Mutex *	ObjectMutex () const
	Returns mutex, used for protection of Object data members. More...

void	SetAutoDestroy (bool on=true)
	Set autodestroy flag for the object Once enabled, object will be destroyed when last reference will be cleared. More...

void	SetFlag (unsigned fl, bool on=true)
	Change value of selected flag, not thread safe More...

void	SetName (const char *name)
	Changes object name. More...

void	SetNameDirect (const char *name)
	Changes object name disregard of existing references. More...

void	SetOwner (bool on=true)
	Specifies if object will be owner of its new childs. More...

Protected Member Functions inherited from dabc::PosixThread
void	UseCurrentAsSelf ()

void	Cancel ()
	Try to cancel thread execution. More...

bool	GetAffinity (bool actual, char *buf, unsigned maxbuf)
	Provides thread affinity in form of "xxxooooo". More...

Thread_t	Id () const

bool	IsItself () const
	Returns true if called from thread context. More...

void	Join ()
	Join thread - method waits until thread execution is completed. More...

void	Kill (int sig=9)
	Kill thread with specified signal. More...

	PosixThread ()

bool	SetAffinity (const char *aff)
	Sets affinity mask for the thread. More...

void	SetPriority (int prio)
	Change thread priority. More...

void	SetThreadName (const char *thrdname)
	Set thread name, which can be seen from htop. More...

void	Start (Runnable *run)
	Start thread with provided runnable. More...

void	Start (StartRoutine func, void args)
	Start thread with provided routine and call arguments. More...

virtual	~PosixThread ()

Protected Member Functions inherited from dabc::Runnable
virtual	~Runnable ()

Protected Attributes
bool	fCheckThrdCleanup
	indicates if thread should be checked for clean up More...

bool	fDidDecRefCnt
	indicates if object cleanup was called - need in destructor More...

ExecWorker *	fExec
	processor to execute commands in the thread More...

unsigned	fExplicitLoop
	id of the worker, selected to run own explicit loop More...

TimeStamp	fLastProfileTime
	when doing profiling, last time when profiling was done More...

TimeStamp	fNextTimeout
	indicate when we expects next timeout More...

int	fNumQueues
	number of queues More...

int	fProcessingTimeouts
	indicate recursion in timeouts processing More...

bool	fProfiling
	if true, different statistic will be accumulated about thread More...

EventsQueue *	fQueues
	queues for threads events More...

bool	fRealThrd
	indicate if we create real thread and not running mainloop from top process More...

EThreadState	fState
	actual thread state More...

double	fThrdStopTimeout
	time in second set as timeout when stopping thred More...

bool	fThrdWorking
	flag indicates if mainloop of the thread should continue to work More...

double	fThreadRunTime
	total run time (user and sys), measured by getrusage More...

Condition	fWorkCond
	condition, which is used in default MainLoop implementation More...

WorkersVector	fWorkers
	vector of all processors More...

Protected Attributes inherited from dabc::Object
int	fObjectBlock
	counter for blocking calls, as long as non-zero, non of child can be removed More...

ReferencesVector *	fObjectChilds
	list of the child objects More...

unsigned	fObjectFlags
	flag, protected by the mutex More...

Mutex *	fObjectMutex
	mutex protects all private property of the object More...

std::string	fObjectName
	object name More...

Reference	fObjectParent
	reference on the parent object More...

int	fObjectRefCnt
	accounts how many references existing on the object, thread safe More...

Protected Attributes inherited from dabc::PosixThread
cpu_set_t	fCpuSet
	affinity property of the thread More...

pthread_t	fThrd
	pthread handle More...

Static Protected Attributes
static unsigned	fThreadInstances = 0

Static Protected Attributes inherited from dabc::PosixThread
static cpu_set_t	fDfltSet
	default affinity for new thread More...

static cpu_set_t	fSpecialSet
	set of processors, which can be used for special threads More...

Friends
class	ExecWorker

class	Object

class	RecursionGuard

class	ThreadRef

class	Worker

Additional Inherited Members
Static Protected Member Functions inherited from dabc::Object
static ConstructorPair	MakePair (const std::string &fullname, bool withmanager=true)
	Internal DABC method, used to produce pair - object parent and object name, which is typically should be used as argument in class constructor. More...

static ConstructorPair	MakePair (Object *prnt, const std::string &fullname, bool withmanager=true)
	Internal DABC method, used to produce pair - object parent and object name, which is typically should be used as argument in class constructor. More...

static ConstructorPair	MakePair (Reference prnt, const std::string &fullname, bool withmanager=true)
	Internal DABC method, used to produce pair - object parent and object name, which is typically should be used as argument in class constructor. More...

Static Protected Member Functions inherited from dabc::PosixThread
static bool	GetDfltAffinity (char *buf, unsigned maxbuf)
	Returns default affinity mask in form "xxxooosss". More...

static Thread_t	Self ()

static bool	SetDfltAffinity (const char *aff=nullptr)
	Sets default affinity for next threads to be created and for main process. More...

Detailed Description

Represent thread functionality.

Definition at line 107 of file Thread.h.

Member Typedef Documentation

◆ WorkersVector

typedef std::vector<WorkerRec*> dabc::Thread::WorkersVector

protected

Definition at line 253 of file Thread.h.

Member Enumeration Documentation

◆ EHaltActions

enum dabc::Thread::EHaltActions

protected

Enumerator
actDestroy
actHalt

Definition at line 272 of file Thread.h.

◆ EThreadState

enum dabc::Thread::EThreadState

protected

Enumerator
stCreated
stRunning
stStopped
stError
stChanging

Definition at line 274 of file Thread.h.

◆ EEvents

enum dabc::Thread::EEvents

Enumerator
evntCheckTmoutWorker	event used to process timeout for specific worker, used by ActivateTimeout
evntCheckTmoutAddon	event used to process timeout for addon, used by ActivateTimeout
evntCleanupThrd	event will be generated when thread can be destroyed
evntDoNothing	event fired to wake-up thread and let thread or processor to perform regular checks
evntStopThrd	event should stop thread
evntLastThrd
evntUser

Definition at line 319 of file Thread.h.

◆ EPriority

enum dabc::Thread::EPriority

Enumerator
priorityHighest
priorityNormal
priorityLowest

Definition at line 327 of file Thread.h.

Constructor & Destructor Documentation

◆ Thread()

dabc::Thread::Thread	(	Reference	parent,
		const std::string &	name,
		Command	cmd = `nullptr`
	)

Definition at line 211 of file Thread.cxx.

◆ ~Thread()

dabc::Thread::~Thread ( )

virtual

Reimplemented in verbs::Thread.

Definition at line 276 of file Thread.cxx.

Member Function Documentation

◆ CheckWorkerCanBeHalted()

int dabc::Thread::CheckWorkerCanBeHalted	(	unsigned	id,
		unsigned	request = `0`,
		Command	cmd = `nullptr`
	)

protected

Internal DABC method, used to verify if worker can be halted now while recursion is over Request indicates that halt action is requested : actDestroy = 1 or actHalt = 2.

Returns true when worker is really halted

Definition at line 929 of file Thread.cxx.

◆ IncWorkerFiredEvents()

void dabc::Thread::IncWorkerFiredEvents ( Worker * work )

protected

Definition at line 342 of file Thread.cxx.

◆ RunCommandInTheThread()

int dabc::Thread::RunCommandInTheThread	(	Worker *	caller,
		Worker *	dest,
		Command	cmd
	)

protected

Definition at line 517 of file Thread.cxx.

◆ NumThreadInstances()

static unsigned dabc::Thread::NumThreadInstances ( )

inlinestatic

Definition at line 331 of file Thread.h.

◆ MainLoop()

void * dabc::Thread::MainLoop ( )

virtual

Implements dabc::Runnable.

Definition at line 435 of file Thread.cxx.

◆ IsItself()

bool dabc::Thread::IsItself ( ) const

inline

Definition at line 339 of file Thread.h.

◆ SetPriority()

void dabc::Thread::SetPriority ( int prio = 0 )

inline

Definition at line 340 of file Thread.h.

◆ SetStopTimeout()

void dabc::Thread::SetStopTimeout ( double timeout_sec )

inline

Definition at line 343 of file Thread.h.

◆ GetStopTimeout()

double dabc::Thread::GetStopTimeout ( ) const

inline

Definition at line 344 of file Thread.h.

◆ Start()

bool dabc::Thread::Start	(	double	timeout_sec = `-1.`,
		bool	real_thread = `true`
	)

Definition at line 618 of file Thread.cxx.

◆ Stop()

bool dabc::Thread::Stop ( double timeout_sec = 10 )

Definition at line 690 of file Thread.cxx.

◆ Sync()

bool dabc::Thread::Sync ( double timeout_sec = -1 )

Definition at line 774 of file Thread.cxx.

◆ ClassName()

virtual const char* dabc::Thread::ClassName ( ) const

inlinevirtual

Returns class name of the object instance.

In some cases class name used to correctly locate object in xml file

Reimplemented from dabc::Object.

Reimplemented in verbs::Thread, and dabc::SocketThread.

Definition at line 351 of file Thread.h.

◆ CompatibleClass()

bool dabc::Thread::CompatibleClass ( const std::string & clname ) const

virtual

Reimplemented in verbs::Thread, and dabc::SocketThread.

Definition at line 428 of file Thread.cxx.

◆ FireDoNothingEvent()

void dabc::Thread::FireDoNothingEvent ( )

Definition at line 826 of file Thread.cxx.

◆ Execute()

bool dabc::Thread::Execute	(	dabc::Command	cmd,
		double	tmout = `-1`
	)

Definition at line 1220 of file Thread.cxx.

◆ SingleLoop()

bool dabc::Thread::SingleLoop	(	unsigned	workerid = `0`,
		double	tmout = `-1`
	)

Processes single event from the thread queue.

Workerid indicates context where execution is done, one can throw exception if explicit loop works around Returns false when worker should be halted

Definition at line 468 of file Thread.cxx.

◆ RunEventLoop()

void dabc::Thread::RunEventLoop ( double tmout = 1. )

Runs thread event loop for specified time.

If time less than 0, event function called at least once. Should be used at the places where user want to sleep inside processor

Definition at line 492 of file Thread.cxx.

◆ Print()

void dabc::Thread::Print ( int lvl = 0 )

virtual

Print thread content on debug output.

Reimplemented from dabc::Object.

Definition at line 1371 of file Thread.cxx.

◆ TotalNumberOfEvents()

unsigned dabc::Thread::TotalNumberOfEvents ( )

Return total number of all events in the queues.

Definition at line 355 of file Thread.cxx.

◆ ThreadMutex()

Mutex* dabc::Thread::ThreadMutex ( ) const

inlineprotected

Definition at line 377 of file Thread.h.

◆ IsTemporaryThread()

bool dabc::Thread::IsTemporaryThread ( ) const

inlineprotected

Returns true is this is temporary thread for command execution.

Definition at line 380 of file Thread.h.

◆ ExecuteThreadCommand()

int dabc::Thread::ExecuteThreadCommand ( Command cmd )

protectedvirtual

Reimplemented in verbs::Thread.

Definition at line 833 of file Thread.cxx.

◆ WaitEvent()

bool dabc::Thread::WaitEvent	(	EventId &	evid,
		double	tmout
	)

protectedvirtual

Reimplemented in dabc::SocketThread, and verbs::Thread.

Definition at line 1044 of file Thread.cxx.

◆ ProcessEvent()

void dabc::Thread::ProcessEvent ( const EventId & evnt )

protected

Definition at line 1056 of file Thread.cxx.

◆ ProcessExtraThreadEvent()

virtual void dabc::Thread::ProcessExtraThreadEvent ( const EventId & )

inlineprotectedvirtual

Method to process events which are not processed by Thread class itself Should be used in derived classes for their events processing.

Reimplemented in dabc::SocketThread, and verbs::Thread.

Definition at line 390 of file Thread.h.

◆ ProcessNoneEvent()

void dabc::Thread::ProcessNoneEvent ( )

protected

Definition at line 361 of file Thread.cxx.

◆ _GetNextEvent()

bool dabc::Thread::_GetNextEvent ( dabc::EventId & evnt )

protected

Definition at line 396 of file Thread.cxx.

◆ RunnableCancelled()

void dabc::Thread::RunnableCancelled ( )

protectedvirtual

Reimplemented from dabc::Runnable.

Definition at line 680 of file Thread.cxx.

◆ _TotalNumberOfEvents()

unsigned dabc::Thread::_TotalNumberOfEvents ( )

protected

Definition at line 347 of file Thread.cxx.

◆ _PushEvent()

void dabc::Thread::_PushEvent	(	const EventId &	arg,
		int	nq
	)

inlineprotected

Definition at line 404 of file Thread.h.

◆ _Fire()

void dabc::Thread::_Fire	(	const EventId &	arg,
		int	nq
	)

protectedvirtual

Reimplemented in dabc::SocketThread, and verbs::Thread.

Definition at line 1023 of file Thread.cxx.

◆ Fire()

void dabc::Thread::Fire	(	const EventId &	arg,
		int	nq
	)

inlineprotected

Definition at line 427 of file Thread.h.

◆ CheckTimeouts()

double dabc::Thread::CheckTimeouts ( bool forcerecheck = false )

protected

Definition at line 1284 of file Thread.cxx.

◆ AddWorker()

bool dabc::Thread::AddWorker	(	Reference	ref,
		bool	sync = `true`
	)

protected

Internal DABC method, Add worker to thread; reference-safe Reference safe means - it is safe to call it as long as reference on thread is exists We use here reference on the worker to ensure that it does not disappear meanwhile.

Definition at line 1213 of file Thread.cxx.

◆ HaltWorker()

bool dabc::Thread::HaltWorker ( Worker * proc )

protected

Halt worker - stops any execution, break recursion.

Definition at line 1227 of file Thread.cxx.

◆ WorkerAddonChanged()

void dabc::Thread::WorkerAddonChanged	(	Worker *	work,
		bool	assign = `true`
	)

protected

Called when worker addon changed on the fly.

Definition at line 1241 of file Thread.cxx.

◆ SetExplicitLoop()

bool dabc::Thread::SetExplicitLoop ( Worker * work )

protected

Definition at line 779 of file Thread.cxx.

◆ RunExplicitLoop()

void dabc::Thread::RunExplicitLoop ( )

protected

Definition at line 794 of file Thread.cxx.

◆ WorkersSetChanged()

virtual void dabc::Thread::WorkersSetChanged ( )

inlineprotectedvirtual

Virtual method, called from thread context to inform that number of workers are changed.

Can be used by derived class to reorganize its structure

Reimplemented in verbs::Thread, and dabc::SocketThread.

Definition at line 452 of file Thread.h.

◆ InvokeWorkerDestroy()

bool dabc::Thread::InvokeWorkerDestroy ( Worker * work )

protected

Cleanup object asynchronously.

This allows to call object cleanup from the thread where it processed. It can be processor which will be removed

Definition at line 1268 of file Thread.cxx.

◆ ChangeRecursion()

void dabc::Thread::ChangeRecursion	(	unsigned	id,
		bool	inc
	)

protected

Method which allows to control recursion of each worker.

If worker must be destroyed or halted, this is allowed only with zero recursion

Definition at line 909 of file Thread.cxx.

◆ ObjectCleanup()

void dabc::Thread::ObjectCleanup ( )

protectedvirtual

Cleanup thread that manager is allowed to delete it.

Reimplemented from dabc::Object.

Definition at line 1329 of file Thread.cxx.

◆ _DoDeleteItself()

bool dabc::Thread::_DoDeleteItself ( )

protectedvirtual

This method is called at the moment when DecReference think that object can be destroyed and wants to return true.

Object can decide to find another way to the destructor and reject this. After _DoDeleteItself() returns true, it is fully object responsibility to delete itself.

Reimplemented from dabc::Object.

Definition at line 1355 of file Thread.cxx.

◆ NumWorkers()

unsigned dabc::Thread::NumWorkers ( )

protected

Returns actual number of workers.

Definition at line 1387 of file Thread.cxx.

Friends And Related Function Documentation

◆ Worker

friend class Worker

friend

Definition at line 112 of file Thread.h.

◆ ThreadRef

friend class ThreadRef

friend

Definition at line 113 of file Thread.h.

◆ ExecWorker

friend class ExecWorker

friend

Definition at line 268 of file Thread.h.

◆ Object

friend class Object

friend

Definition at line 269 of file Thread.h.

◆ RecursionGuard

friend class RecursionGuard

friend

Definition at line 270 of file Thread.h.

Field Documentation

◆ fState

EThreadState dabc::Thread::fState

protected

actual thread state

Definition at line 276 of file Thread.h.

◆ fThrdWorking

bool dabc::Thread::fThrdWorking

protected

flag indicates if mainloop of the thread should continue to work

Definition at line 278 of file Thread.h.

◆ fRealThrd

bool dabc::Thread::fRealThrd

protected

indicate if we create real thread and not running mainloop from top process

Definition at line 279 of file Thread.h.

◆ fWorkCond

Condition dabc::Thread::fWorkCond

protected

condition, which is used in default MainLoop implementation

Definition at line 281 of file Thread.h.

◆ fQueues

EventsQueue* dabc::Thread::fQueues

protected

queues for threads events

Definition at line 283 of file Thread.h.

◆ fNumQueues

int dabc::Thread::fNumQueues

protected

number of queues

Definition at line 284 of file Thread.h.

◆ fNextTimeout

TimeStamp dabc::Thread::fNextTimeout

protected

indicate when we expects next timeout

Definition at line 286 of file Thread.h.

◆ fProcessingTimeouts

int dabc::Thread::fProcessingTimeouts

protected

indicate recursion in timeouts processing

Definition at line 287 of file Thread.h.

◆ fWorkers

WorkersVector dabc::Thread::fWorkers

protected

vector of all processors

Definition at line 289 of file Thread.h.

◆ fExplicitLoop

unsigned dabc::Thread::fExplicitLoop

protected

id of the worker, selected to run own explicit loop

Definition at line 291 of file Thread.h.

◆ fExec

ExecWorker* dabc::Thread::fExec

protected

processor to execute commands in the thread

Definition at line 293 of file Thread.h.

◆ fDidDecRefCnt

bool dabc::Thread::fDidDecRefCnt

protected

indicates if object cleanup was called - need in destructor

Definition at line 294 of file Thread.h.

◆ fCheckThrdCleanup

bool dabc::Thread::fCheckThrdCleanup

protected

indicates if thread should be checked for clean up

Definition at line 295 of file Thread.h.

◆ fProfiling

bool dabc::Thread::fProfiling

protected

if true, different statistic will be accumulated about thread

Definition at line 297 of file Thread.h.

◆ fLastProfileTime

TimeStamp dabc::Thread::fLastProfileTime

protected

when doing profiling, last time when profiling was done

Definition at line 298 of file Thread.h.

◆ fThreadRunTime

double dabc::Thread::fThreadRunTime

protected

total run time (user and sys), measured by getrusage

Definition at line 299 of file Thread.h.

◆ fThrdStopTimeout

double dabc::Thread::fThrdStopTimeout

protected

time in second set as timeout when stopping thred

Definition at line 301 of file Thread.h.

◆ fThreadInstances

unsigned dabc::Thread::fThreadInstances = 0

staticprotected

Definition at line 303 of file Thread.h.

The documentation for this class was generated from the following files:

base/dabc/Thread.h
plugins/verbs/src/Thread.cxx

Data Structures

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