+ virtual bool Load(std::string const &Filename, std::string * const ErrorText) = 0;
+ /** @return a new metaIndex object based on this one, but without information from #Load */
+ virtual metaIndex * UnloadedClone() const = 0;
+ // the given metaIndex is potentially invalid after this call and should be deleted
+ void swapLoad(metaIndex * const OldMetaIndex);
+
+ // Lookup functions for parsed Hashes
+ checkSum *Lookup(std::string const &MetaKey) const;
+ /** \brief tests if a checksum for this file is available */
+ bool Exists(std::string const &MetaKey) const;
+ std::vector<std::string> MetaKeys() const;
+ TriState GetLoadedSuccessfully() const;
+
+ // Interfaces for pkgCacheGen
+ virtual pkgCache::RlsFileIterator FindInCache(pkgCache &Cache, bool const ModifyCheck) const;
+ virtual bool Merge(pkgCacheGenerator &Gen,OpProgress *Prog) const;
+