#include <iosfwd>
#include <string>
-#include "zypp/base/SafeBool.h"
-
#include "zypp/sat/detail/PoolMember.h"
///////////////////////////////////////////////////////////////////
namespace zypp
{ /////////////////////////////////////////////////////////////////
+ class IdString;
+ typedef std::tr1::unordered_set<IdString> IdStringSet;
+
///////////////////////////////////////////////////////////////////
//
// CLASS NAME : IdString
* While comparison differs between \ref IdString::Null and \ref IdString::Empty
* ( \c NULL and \c "" ), both are represented by an empty string \c "".
*/
- class IdString : protected sat::detail::PoolMember,
- private base::SafeBool<IdString>
+ class IdString : protected sat::detail::PoolMember
{
public:
typedef sat::detail::IdType IdType;
public:
/** Evaluate in a boolean context <tt>( != \c Null )</tt>. */
- using base::SafeBool<IdString>::operator bool_type;
+ explicit operator bool() const
+ { return _id; }
/** Whether the string is empty.
* This is true for \ref Null and \ref Empty.
/** Expert backdoor. */
IdType id() const
{ return _id; }
- private:
- friend base::SafeBool<IdString>::operator bool_type() const;
- bool boolTest() const { return _id; }
+
private:
IdType _id;
};