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