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#ifndef __COMPHELPER_UNOINTERFACETOUNIQUEIDENTIFIERMAPPER__
#define __COMPHELPER_UNOINTERFACETOUNIQUEIDENTIFIERMAPPER__
#include <map>
#include <rtl/ustring.hxx>
#include <com/sun/star/uno/XInterface.hpp>
namespace comphelper
{
typedef ::std::map< rtl::OUString, const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > > IdMap_t;
class UnoInterfaceToUniqueIdentifierMapper
{
public:
UnoInterfaceToUniqueIdentifierMapper();
/** returns a unique identifier for the given uno object. IF a uno object is
registered more than once, the returned identifier is always the same.
*/
const rtl::OUString& registerReference( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& rInterface );
/** registers the given uno object with the given identifier.
@returns
false, if the given identifier already exists and is not associated with the given interface
*/
bool registerReference( const rtl::OUString& rIdentifier, const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& rInterface );
/** @returns
the identifier for the given uno object. If this uno object is not already
registered, an empty string is returned
*/
const rtl::OUString& getIdentifier( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& rInterface ) const;
/** @returns
the uno object that is registered with the given identifier. If no uno object
is registered with the given identifier, an empty reference is returned.
*/
const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& getReference( const rtl::OUString& rIdentifier ) const;
private:
bool findReference( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& rInterface, IdMap_t::const_iterator& rIter ) const;
bool findIdentifier( const rtl::OUString& rIdentifier, IdMap_t::const_iterator& rIter ) const;
IdMap_t maEntries;
sal_Int32 mnNextId;
};
}
#endif
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