Thread::Lock Class Reference
an inter-thread lock -- doesn't work across processes, only threads within a process. (see MutexLock for inter-process locks) More...
#include <Thread.h>
Detailed Description
an inter-thread lock -- doesn't work across processes, only threads within a process. (see MutexLock for inter-process locks)
Definition at line 43 of file Thread.h.
Public Member Functions | |
| Lock () | |
| constructor | |
| ~Lock () | |
| destructor -- dereference and release (if any references remain) | |
| void | lock () |
| block until lock is obtained | |
| bool | trylock () |
| see if lock is available | |
| void | unlock () |
| release lock, if held | |
| unsigned int | getInstanceLockLevel () const |
| returns the lock level of the local instance of Lock (as opposed to the lock storage structure, which might be shared with other Lock instances) | |
| unsigned int | getLockLevel () const |
| returns the lock level of the lock storage itself, the sum of all instance's lock levels | |
Protected Member Functions | |
| virtual void | useResource (Resource::Data &) |
| marks the resource as in use | |
| virtual void | releaseResource (Resource::Data &) |
| releases the resource | |
Static Protected Member Functions | |
| static void | setup () |
| creates a new glock if it is currently NULL (should be called by the Lock() constructor) | |
Protected Attributes | |
| LockStorage * | mylock |
| This lock's implementation. | |
| unsigned int | locklevel |
| the current lock level from this Lock, may differ from mylock's lock level if several Locks are sharing a storage! | |
Static Protected Attributes | |
| static LockStorage * | glock |
| this internal class will hold the system-dependent lock information | |
Private Member Functions | |
| Lock (const Lock &l) | |
| don't call | |
| Lock & | operator= (const Lock &l) |
| don't call | |
Friends | |
| class | MarkScope |
| class | Condition |
Constructor & Destructor Documentation
| Thread::Lock::~Lock | ( | ) |
| Thread::Lock::Lock | ( | const Lock & | l | ) | [private] |
don't call
Member Function Documentation
| unsigned int Thread::Lock::getInstanceLockLevel | ( | ) | const |
| unsigned int Thread::Lock::getLockLevel | ( | ) | const |
returns the lock level of the lock storage itself, the sum of all instance's lock levels
Definition at line 658 of file Thread.cc.
Referenced by MutexLock< MAX_ACCESS >::get_lock_level(), MutexLock< MAX_ACCESS >::releaseAll(), Thread::Condition::timedwait(), MutexLock< MAX_ACCESS >::unlock(), Thread::Condition::wait(), and MutexLock< MAX_ACCESS >::~MutexLock().
| void Thread::Lock::lock | ( | ) |
block until lock is obtained
Definition at line 50 of file Thread.h.
Referenced by MutexLock< MAX_ACCESS >::lock(), and Thread::~Thread().
| void Thread::Lock::releaseResource | ( | Resource::Data & | d | ) | [protected, virtual] |
| void Thread::Lock::setup | ( | ) | [static, protected] |
| bool Thread::Lock::trylock | ( | ) |
see if lock is available
Definition at line 644 of file Thread.cc.
Referenced by MutexLock< MAX_ACCESS >::try_lock().
| void Thread::Lock::unlock | ( | ) |
release lock, if held
Definition at line 52 of file Thread.h.
Referenced by MutexLock< MAX_ACCESS >::releaseAll(), MutexLock< MAX_ACCESS >::unlock(), ~Lock(), and MutexLock< MAX_ACCESS >::~MutexLock().
| void Thread::Lock::useResource | ( | Resource::Data & | d | ) | [protected, virtual] |
Friends And Related Function Documentation
Member Data Documentation
LockStorage* Thread::Lock::glock [static, protected] |
unsigned int Thread::Lock::locklevel [protected] |
the current lock level from this Lock, may differ from mylock's lock level if several Locks are sharing a storage!
Definition at line 65 of file Thread.h.
Referenced by getInstanceLockLevel(), releaseResource(), trylock(), useResource(), and ~Lock().
LockStorage* Thread::Lock::mylock [protected] |
This lock's implementation.
Definition at line 63 of file Thread.h.
Referenced by getLockLevel(), releaseResource(), Thread::Condition::timedwait(), trylock(), useResource(), Thread::Condition::wait(), and ~Lock().
The documentation for this class was generated from the following files:
