public void setTypeInternal ( final OType iType ) { getDatabase ( ) . checkSecurity ( ODatabaseSecurityResources . SCHEMA , ORole . PERMISSION_UPDATE ) ; if ( iType == type ) // NO CHANGES return ; boolean ok = false ; switch ( type ) { case LINKLIST : ok = iType == OType . LINKSET ; break ; case LINKSET : ok = iType == OType . LINKLIST ; break ; } if ( ! ok ) throw new IllegalArgumentException ( "Cannot change property type from " + type + " to " + iType ) ; type = iType ; }
Change the type . It checks for compatibility between the change of type .