Mutex.h

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#ifndef MUTEX_H_
#define MUTEX_H_

#include <pthread.h>
#include "utils/Timestamp.h"

class Mutex
{

public:

    friend class ThreadCondition;

    Mutex();

    int lock();

    int unlock();

    bool tryLock();


private:
    pthread_mutex_t mutex_;
    static pthread_mutexattr_t MutexAttr_;
    static bool MutexAttrInitialized_;

};

class ThreadCondition
{
public:
    ThreadCondition( Mutex& mutex );

    int wait();

    int timedWait( const Timespan& waitFor );

    int signal();

    int broadcast();

private:
    pthread_cond_t condition_;
    Mutex& mutex_;
};

class MutexLocker
{
public:
    MutexLocker( Mutex& mutex );

    ~MutexLocker();

private:

    Mutex& mutex_;
};



#endif /*MUTEX_H_*/