ScopedSharedLock.h

#ifndef CARMA_UTIL_SCOPED_SHARED_LOCK_H
#define CARMA_UTIL_SCOPED_SHARED_LOCK_H


namespace carma {
namespace util {



template< typename L >
class ScopedSharedLock {
    public:


        explicit ScopedSharedLock( L & l );



        /* virtual */ ~ScopedSharedLock( );

    private:
        // no copying
        ScopedSharedLock( const ScopedSharedLock & );
        ScopedSharedLock & operator=( const ScopedSharedLock & );

        L & l_;
};


}  // namespace carma::util
}  // namespace carma


// ******* Below here is simply implementation *******

template< typename L >
inline
carma::util::ScopedSharedLock< L >::ScopedSharedLock( L & l ) :
l_( l )
{
    sharedLock( l );
}


template< typename L >
inline
carma::util::ScopedSharedLock< L >::~ScopedSharedLock( )
try {
    sharedUnlock( l_ );
} catch ( ... ) {
    // just stifle any exceptions
    
    return;
}


#endif