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#ifndef MOZC_SYNC_CONTACT_LIST_UTIL_H_
#define MOZC_SYNC_CONTACT_LIST_UTIL_H_

#include "base/port.h"

namespace mozc {

namespace user_dictionary {
class UserDictionary;
}  // namespace user_dictionary

namespace sync {

class ContactListUtil {
 public:
  // This function parses the |contact_update| as a json script and construct
  // a dictionary and stores a time stamp into |last_timestamp|.
  // |contact_update| script figures the differentials in the contact list
  // and the time stamp
  static bool ParseContacts(
      const string &contact_update,
      user_dictionary::UserDictionary *user_dictionary,
      string *last_timestamp);

 private:
  DISALLOW_IMPLICIT_CONSTRUCTORS(ContactListUtil);
};

}  //namespace sync
}  // namespace mozc
#endif  // MOZC_SYNC_CONTACT_LIST_UTIL_H_