Handle.h

Go to the documentation of this file.

#ifndef ULT_HANDLE_H_INCLUDED
#define ULT_HANDLE_H_INCLUDED
 
namespace Ult
{

template<typename T>
class Handle
{
public:
 
    static constexpr int NULL_HANDLE = -1;

    Handle() :
        mIndex(NULL_HANDLE)
    {}

    void Initialize(const int index) { mIndex = index; }
    void Nullify() { mIndex = NULL_HANDLE; }
    int GetIndex() const { return mIndex; }
    bool IsNull() const { return mIndex <= NULL_HANDLE; }

    bool operator==(const Handle<T>& handle) {
        return mIndex == handle.mIndex;
    }
 
private:
    int mIndex;
};
 
} // namespace Ult
 
#endif // ULT_HANDLE_H_INCLUDED