ceph/src/rgw/rgw_tag.h

   1 #ifndef RGW_TAG_H
   2 #define RGW_TAG_H
   3
   4 #include <string>
   5 #include <include/types.h>
   6 #include <boost/container/flat_map.hpp>
   7
   8 #include "rgw_common.h"
   9
  10 class RGWObjTags
  11 {
  12  protected:
  13   using tag_map_t = boost::container::flat_map <std::string, std::string>;
  14   tag_map_t tag_map;
  15  public:
  16   RGWObjTags() {}
  17   ~RGWObjTags() {}
  18
  19   void encode(bufferlist& bl) const {
  20     ENCODE_START(1,1,bl);
  21     ::encode(tag_map, bl);
  22     ENCODE_FINISH(bl);
  23   }
  24
  25   void decode(bufferlist::iterator &bl) {
  26     DECODE_START_LEGACY_COMPAT_LEN(1, 1, 1, bl);
  27     ::decode(tag_map,bl);
  28     DECODE_FINISH(bl);
  29   }
  30
  31   void dump(Formatter *f) const;
  32   bool add_tag(const std::string& key, const std::string& val="");
  33   int check_and_add_tag(const std::string& key, const std::string& val="");
  34   size_t count() const {return tag_map.size();}
  35   int set_from_string(const std::string& input);
  36   const tag_map_t& get_tags() const {return tag_map;}
  37 };
  38 WRITE_CLASS_ENCODER(RGWObjTags)
  39
  40 #endif /* RGW_TAG_H */