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/usr/include/resip/dum/InMemoryRegistrationDatabase.hxx is in libresiprocate-1.9-dev 1.9.6-1.

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#if !defined(RESIP_INMEMORYREGISTRATIONDATABASE_HXX)
#define RESIP_INMEMORYREGISTRATIONDATABASE_HXX

#include <map>
#include <set>

#include "resip/dum/RegistrationPersistenceManager.hxx"
#include "rutil/Mutex.hxx"
#include "rutil/Condition.hxx"
#include "rutil/Lock.hxx"

namespace resip
{

/**
  Trivial implementation of a persistence manager. This class keeps
  all registrations in memory, and has no schemes for disk storage
  or replication of any kind. It's good for testing, but probably
  inappropriate for any commercially deployable products.
*/
class InMemoryRegistrationDatabase : public RegistrationPersistenceManager
{
   public:

      /**
       * @param checkExpiry if set, then the methods aorIsRegistered() and
       *                    getContacts() will check that contacts are
       *                    not expired before returning an answer.
       */
      InMemoryRegistrationDatabase(bool checkExpiry = false);
      virtual ~InMemoryRegistrationDatabase();
      
      virtual void addAor(const Uri& aor, const ContactList& contacts);
      virtual void removeAor(const Uri& aor);
      virtual bool aorIsRegistered(const Uri& aor);
      
      virtual void lockRecord(const Uri& aor);
      virtual void unlockRecord(const Uri& aor);
      
      virtual update_status_t updateContact(const resip::Uri& aor,
                                             const ContactInstanceRecord& rec);
      virtual void removeContact(const Uri& aor, 
                                 const ContactInstanceRecord& rec);
      
      virtual void getContacts(const Uri& aor, ContactList& container);
   
      /// return all the AOR in the DB 
      virtual void getAors(UriList& container);
      
   private:
      typedef std::map<Uri,ContactList *> database_map_t;
      database_map_t mDatabase;
      Mutex mDatabaseMutex;
      
      std::set<Uri> mLockedRecords;
      Mutex mLockedRecordsMutex;
      Condition mRecordUnlocked;

      bool mCheckExpiry;

   protected:
      /**
       * Find aor in mDatabase
       * Before returning the iterator pointing to aor,
       * delete all expired contacts
       */
      database_map_t::iterator findNotExpired(const Uri& aor);

};

}

#endif

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