UniqueAcquire.cpp

#include <samchon/library/UniqueAcquire.hpp>
#include <samchon/library/Semaphore.hpp>

using namespace samchon::library;

/* -----------------------------------------------------------
    CONSTRUCTORS
----------------------------------------------------------- */
UniqueAcquire::UniqueAcquire(Semaphore &semaphore, bool doLock)
{
    if(doLock == true)
        semaphore.acquire();

    this->semaphore = &semaphore;
    this->isLocked = doLock;
}
UniqueAcquire::UniqueAcquire(UniqueAcquire &&obj)
{
    //MOVE
    this->semaphore = obj.semaphore;
    this->isLocked = obj.isLocked;

    //TRUNCATE
    obj.semaphore = nullptr;
    obj.isLocked = nullptr;
}
UniqueAcquire::~UniqueAcquire()
{
    if(isLocked == true)
        semaphore->release();
}

/* -----------------------------------------------------------
    LOCKERS
----------------------------------------------------------- */
void UniqueAcquire::acquire()
{
    if(isLocked == true)
        return;

    semaphore->acquire();
    isLocked = true;
}
void UniqueAcquire::release()
{
    if(isLocked == false)
        return;

    semaphore->release();
    isLocked = false;
}