indicates whether the lock was acquired by the given object . concode_field_sep Object owner concode_elem_sep ScreenLock instance concode_elem_sep boolean locked concode_field_sep Object owner concode_elem_sep ScreenLock instance concode_elem_sep void release concode_elem_sep void acquire
boolean function ( Object arg0 ) { if ( ! locked ) return false ; return owner == arg0 ; }