Semaphore.hpp

//
//  Copyright PHOENIX CONTACT Electronics GmbH
//
#pragma once
#include "Arp/System/Core/Arp.h"

// forwards
namespace Arp { namespace System { namespace Ve
{
class ISemaphoreService;
}}}

namespace Arp { namespace System { namespace Commons { namespace Threading
{

class Semaphore
{
public: // construction/destruction
    explicit Semaphore(size_t initialValue);

    Semaphore(const String& name, size_t initialValue);

    explicit Semaphore(const String& name);

    virtual ~Semaphore(void);

public: // operations

    void Post(void);

    bool Wait(size_t timeout = 0);

    bool TryWait(void);

    size_t GetValue(void);

    String GetName(void);

private: // deleted methods

    Semaphore(const Semaphore& arg) = delete;

    Semaphore& operator=(const Semaphore& arg) = delete;

private: // fields
    Arp::System::Ve::ISemaphoreService* pSemaphoreService;
};

// inline methods of class Semaphore

}}}} // end of namespace Arp::System::Commons::Threading