void function ( int arg0 ) { lockManager . lock ( arg0 , this ) ; }
locks a record so that it can only be updated or deleted by this client . if the specified record is already locked , the current thread gives up the cpu and consumes no cpu cycles until the record is unlocked . concode_field_sep Database database concode_elem_sep LockManager lockManager concode_field_sep String[] read concode_elem_sep void unlock concode_elem_sep int[] find concode_elem_sep boolean isLocked concode_elem_sep void update concode_elem_sep int create concode_elem_sep void delete