NCBI C++ ToolKit
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Search Toolkit Book for CNSTDBConnectionThread
#include "nst_dbconnection_thread.hpp"
(Private to src/app/netstorage
.)
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... | |
CObject & | operator= (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 &) | |
CNSTDBConnectionThread & | operator= (const CNSTDBConnectionThread &) |
Private Attributes | |
bool & | m_Connected |
CDatabase *& | m_Database |
CNSTDatabase * | m_DBWrapper |
CFastMutex & | m_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< Uint8 > | TCounter |
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 CThread * | GetCurrentThread (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... | |
Definition at line 45 of file nst_dbconnection_thread.hpp.
CNSTDBConnectionThread::CNSTDBConnectionThread | ( | bool & | connected, |
CDatabase *& | db, | ||
CNSTDatabase * | db_wrapper, | ||
CFastMutex & | db_lock | ||
) |
Definition at line 47 of file nst_dbconnection_thread.cpp.
CNSTDBConnectionThread::~CNSTDBConnectionThread | ( | ) |
Definition at line 58 of file nst_dbconnection_thread.cpp.
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private |
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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().
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private |
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().
void CNSTDBConnectionThread::Wakeup | ( | void | ) |
Definition at line 69 of file nst_dbconnection_thread.cpp.
References m_StopSignal, and CSemaphore::Post().
Referenced by CNSTDatabase::CNSTDatabase(), CNSTDatabase::InitialConnect(), Stop(), CNSTDatabase::x_PostCheckConnection(), and CNSTDatabase::x_PreCheckConnection().
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private |
Definition at line 142 of file nst_dbconnection_thread.cpp.
References CNSTPreciseTime::Current(), ERR_POST, CAtomicCounter::Get(), gs_MinRetryToCreateTimeout, LOG_POST, m_Database, m_DBWrapper, m_StopFlag, m_StopSignal, Note, NULL, CNcbiEncrypt::Reload(), CSemaphore::TryWait(), and CNSTDatabase::x_CreateDatabase().
Referenced by Main().
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private |
Definition at line 103 of file nst_dbconnection_thread.cpp.
References CDatabase::Close(), CDatabase::Connect(), CNSTPreciseTime::Current(), ERR_POST, CAtomicCounter::Get(), gs_MinRetryToConnectTimeout, CFastMutex::Lock(), LOG_POST, m_Connected, m_Database, m_DbLock, m_StopFlag, m_StopSignal, Note, NULL, CSemaphore::TryWait(), and CFastMutex::Unlock().
Referenced by Main().
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private |
Definition at line 57 of file nst_dbconnection_thread.hpp.
Referenced by x_RestoreConnection().
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private |
Definition at line 58 of file nst_dbconnection_thread.hpp.
Referenced by Main(), x_CreateDatabase(), and x_RestoreConnection().
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private |
Definition at line 60 of file nst_dbconnection_thread.hpp.
Referenced by x_RestoreConnection().
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private |
Definition at line 59 of file nst_dbconnection_thread.hpp.
Referenced by x_CreateDatabase().
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mutableprivate |
Definition at line 67 of file nst_dbconnection_thread.hpp.
Referenced by Main(), Stop(), x_CreateDatabase(), and x_RestoreConnection().
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mutableprivate |
Definition at line 66 of file nst_dbconnection_thread.hpp.
Referenced by Main(), Wakeup(), x_CreateDatabase(), and x_RestoreConnection().