NCBI C++ ToolKit
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CNSTDBConnectionThread Class Reference

Search Toolkit Book for CNSTDBConnectionThread

#include "nst_dbconnection_thread.hpp"
(Private to src/app/netstorage.)

+ Inheritance diagram for CNSTDBConnectionThread:
+ Collaboration diagram for CNSTDBConnectionThread:

Public Member Functions

 CNSTDBConnectionThread (bool &connected, CDatabase *&db, CNSTDatabase *db_wrapper, CFastMutex &db_lock)
 
 ~CNSTDBConnectionThread ()
 
void Stop (void)
 
void Wakeup (void)
 
- Public Member Functions inherited from CThread
 CThread (void)
 Constructor. More...
 
bool Run (TRunMode flags=fRunDefault)
 Run the thread. More...
 
void Detach (void)
 Inform the thread that user does not need to wait for its termination. More...
 
void Join (void **exit_data=0)
 Wait for the thread termination. More...
 
bool Discard (void)
 If the thread has not been Run() yet, then schedule the thread object for destruction, and return TRUE. More...
 
bool IsTerminated (void) const
 Check if the thread has been terminated. More...
 
- Public Member Functions inherited from CObject
 CObject (void)
 Constructor. More...
 
 CObject (const CObject &src)
 Copy constructor. More...
 
virtual ~CObject (void)
 Destructor. More...
 
CObjectoperator= (const CObject &src) THROWS_NONE
 Assignment operator. More...
 
bool CanBeDeleted (void) const THROWS_NONE
 Check if object can be deleted. More...
 
bool IsAllocatedInPool (void) const THROWS_NONE
 Check if object is allocated in memory pool (not system heap) More...
 
bool Referenced (void) const THROWS_NONE
 Check if object is referenced. More...
 
bool ReferencedOnlyOnce (void) const THROWS_NONE
 Check if object is referenced only once. More...
 
void AddReference (void) const
 Add reference to object. More...
 
void RemoveReference (void) const
 Remove reference to object. More...
 
void ReleaseReference (void) const
 Remove reference without deleting object. More...
 
virtual void DoNotDeleteThisObject (void)
 Mark this object as not allocated in heap – do not delete this object. More...
 
virtual void DoDeleteThisObject (void)
 Mark this object as allocated in heap – object can be deleted. More...
 
void * operator new (size_t size)
 Define new operator for memory allocation. More...
 
void * operator new[] (size_t size)
 Define new[] operator for 'array' memory allocation. More...
 
void operator delete (void *ptr)
 Define delete operator for memory deallocation. More...
 
void operator delete[] (void *ptr)
 Define delete[] operator for memory deallocation. More...
 
void * operator new (size_t size, void *place)
 Define new operator. More...
 
void operator delete (void *ptr, void *place)
 Define delete operator. More...
 
void * operator new (size_t size, CObjectMemoryPool *place)
 Define new operator using memory pool. More...
 
void operator delete (void *ptr, CObjectMemoryPool *place)
 Define delete operator. More...
 
virtual void DebugDump (CDebugDumpContext ddc, unsigned int depth) const
 Define method for dumping debug information. More...
 
- Public Member Functions inherited from CDebugDumpable
 CDebugDumpable (void)
 
virtual ~CDebugDumpable (void)
 
void DebugDumpText (ostream &out, const string &bundle, unsigned int depth) const
 
void DebugDumpFormat (CDebugDumpFormatter &ddf, const string &bundle, unsigned int depth) const
 
void DumpToConsole (void) const
 

Protected Member Functions

virtual void * Main (void)
 Derived (user-created) class must provide a real thread function. More...
 
- Protected Member Functions inherited from CThread
virtual void OnExit (void)
 Override this to execute finalization code. More...
 
virtual ~CThread (void)
 To be called only internally! NOTE: destructor of the derived (user-provided) class should be declared "protected", too! More...
 
TThreadHandle GetThreadHandle ()
 
- Protected Member Functions inherited from CObject
virtual void DeleteThis (void)
 Virtual method "deleting" this object. More...
 

Private Member Functions

void x_RestoreConnection (void)
 
void x_CreateDatabase (void)
 
 CNSTDBConnectionThread (const CNSTDBConnectionThread &)
 
CNSTDBConnectionThreadoperator= (const CNSTDBConnectionThread &)
 

Private Attributes

boolm_Connected
 
CDatabase *& m_Database
 
CNSTDatabasem_DBWrapper
 
CFastMutexm_DbLock
 
CSemaphore m_StopSignal
 
CAtomicCounter_WithAutoInit m_StopFlag
 

Additional Inherited Members

- Public Types inherited from CThread
enum  ERunMode {
  fRunDefault = 0x00 , fRunDetached = 0x01 , fRunBound = 0x10 , fRunUnbound = 0x20 ,
  fRunNice = 0x40 , fRunAllowST = 0x100 , fRunCloneRequestContext = 0x200
}
 Which mode should the thread run in. More...
 
typedef int TRunMode
 Bitwise OR'd flags for thread creation passed to Run(). More...
 
typedef unsigned int TID
 Get ID of current thread. More...
 
- Public Types inherited from CObject
enum  EAllocFillMode { eAllocFillNone = 1 , eAllocFillZero , eAllocFillPattern }
 Control filling of newly allocated memory. More...
 
typedef CObjectCounterLocker TLockerType
 Default locker type for CRef. More...
 
typedef atomic< Uint8TCounter
 Counter type is CAtomiCounter. More...
 
typedef Uint8 TCount
 Alias for value type of counter. More...
 
- Static Public Member Functions inherited from CThread
static void Exit (void *exit_data)
 Cancel current thread. More...
 
static TID GetSelf (void)
 
static bool IsMain (void)
 
static CThreadGetCurrentThread (void)
 Get current CThread object (or NULL, if main thread) More...
 
static void GetSystemID (TThreadSystemID *id)
 Get system ID of the current thread - for internal use only. More...
 
static unsigned int GetThreadsCount ()
 Get total amount of threads This amount does not contain main thread. More...
 
static void SetCurrentThreadName (const CTempString &)
 Set name for the current thread. More...
 
static void InitializeMainThreadId (void)
 Initialize main thread's TID. More...
 
static bool IsAppExiting (void)
 Check if the application is exiting (entered the destructor). More...
 
static void SetWaitForAllThreadsTimeout (const CTimeout &timeout)
 Set timeout for stopping all threads on application exit. More...
 
- Static Public Member Functions inherited from CObject
static NCBI_XNCBI_EXPORT void ThrowNullPointerException (void)
 Define method to throw null pointer exception. More...
 
static NCBI_XNCBI_EXPORT void ThrowNullPointerException (const type_info &type)
 
static EAllocFillMode GetAllocFillMode (void)
 
static void SetAllocFillMode (EAllocFillMode mode)
 
static void SetAllocFillMode (const string &value)
 Set mode from configuration parameter value. More...
 
- Static Public Member Functions inherited from CDebugDumpable
static void EnableDebugDump (bool on)
 
- Static Public Attributes inherited from CObject
static const TCount eCounterBitsCanBeDeleted = 1 << 0
 Define possible object states. More...
 
static const TCount eCounterBitsInPlainHeap = 1 << 1
 Heap signature was found. More...
 
static const TCount eCounterBitsPlaceMask
 Mask for 'in heap' state flags. More...
 
static const int eCounterStep = 1 << 2
 Skip over the "in heap" bits. More...
 
static const TCount eCounterValid = TCount(1) << (sizeof(TCount) * 8 - 2)
 Minimal value for valid objects (reference counter is zero) Must be a single bit value. More...
 
static const TCount eCounterStateMask
 Valid object, and object in heap. More...
 

Detailed Description

Definition at line 45 of file nst_dbconnection_thread.hpp.

Constructor & Destructor Documentation

◆ CNSTDBConnectionThread() [1/2]

CNSTDBConnectionThread::CNSTDBConnectionThread ( bool connected,
CDatabase *&  db,
CNSTDatabase db_wrapper,
CFastMutex db_lock 
)

Definition at line 47 of file nst_dbconnection_thread.cpp.

◆ ~CNSTDBConnectionThread()

CNSTDBConnectionThread::~CNSTDBConnectionThread ( )

Definition at line 58 of file nst_dbconnection_thread.cpp.

◆ CNSTDBConnectionThread() [2/2]

CNSTDBConnectionThread::CNSTDBConnectionThread ( const CNSTDBConnectionThread )
private

Member Function Documentation

◆ Main()

void * CNSTDBConnectionThread::Main ( void  )
protectedvirtual

Derived (user-created) class must provide a real thread function.

Implements CThread.

Definition at line 75 of file nst_dbconnection_thread.cpp.

References ERR_POST, CAtomicCounter::Get(), m_Database, m_StopFlag, m_StopSignal, NULL, CThread::SetCurrentThreadName(), CSemaphore::Wait(), x_CreateDatabase(), and x_RestoreConnection().

◆ operator=()

CNSTDBConnectionThread& CNSTDBConnectionThread::operator= ( const CNSTDBConnectionThread )
private

◆ Stop()

void CNSTDBConnectionThread::Stop ( void  )

Definition at line 62 of file nst_dbconnection_thread.cpp.

References CAtomicCounter::Add(), m_StopFlag, and Wakeup().

Referenced by CNSTDatabase::~CNSTDatabase().

◆ Wakeup()

void CNSTDBConnectionThread::Wakeup ( void  )

◆ x_CreateDatabase()

void CNSTDBConnectionThread::x_CreateDatabase ( void  )
private

◆ x_RestoreConnection()

void CNSTDBConnectionThread::x_RestoreConnection ( void  )
private

Member Data Documentation

◆ m_Connected

bool& CNSTDBConnectionThread::m_Connected
private

Definition at line 57 of file nst_dbconnection_thread.hpp.

Referenced by x_RestoreConnection().

◆ m_Database

CDatabase* & CNSTDBConnectionThread::m_Database
private

Definition at line 58 of file nst_dbconnection_thread.hpp.

Referenced by Main(), x_CreateDatabase(), and x_RestoreConnection().

◆ m_DbLock

CFastMutex& CNSTDBConnectionThread::m_DbLock
private

Definition at line 60 of file nst_dbconnection_thread.hpp.

Referenced by x_RestoreConnection().

◆ m_DBWrapper

CNSTDatabase* CNSTDBConnectionThread::m_DBWrapper
private

Definition at line 59 of file nst_dbconnection_thread.hpp.

Referenced by x_CreateDatabase().

◆ m_StopFlag

CAtomicCounter_WithAutoInit CNSTDBConnectionThread::m_StopFlag
mutableprivate

Definition at line 67 of file nst_dbconnection_thread.hpp.

Referenced by Main(), Stop(), x_CreateDatabase(), and x_RestoreConnection().

◆ m_StopSignal

CSemaphore CNSTDBConnectionThread::m_StopSignal
mutableprivate

Definition at line 66 of file nst_dbconnection_thread.hpp.

Referenced by Main(), Wakeup(), x_CreateDatabase(), and x_RestoreConnection().


The documentation for this class was generated from the following files:
Modified on Fri Sep 20 14:57:09 2024 by modify_doxy.py rev. 669887