diff options
Diffstat (limited to 'lib/mnesia')
| -rw-r--r-- | lib/mnesia/src/mnesia.erl | 43 | ||||
| -rw-r--r-- | lib/mnesia/src/mnesia_lib.erl | 29 |
2 files changed, 44 insertions, 28 deletions
diff --git a/lib/mnesia/src/mnesia.erl b/lib/mnesia/src/mnesia.erl index d0dc9eb13b..f34129268b 100644 --- a/lib/mnesia/src/mnesia.erl +++ b/lib/mnesia/src/mnesia.erl @@ -557,22 +557,16 @@ write(_Tid, _Ts, Tab, Val, LockKind) -> abort({bad_type, Tab, Val, LockKind}). write_to_store(Tab, Store, Oid, Val) -> - case ?catch_val({Tab, record_validation}) of - {RecName, Arity, Type} - when tuple_size(Val) == Arity, RecName == element(1, Val) -> - case Type of - bag -> - ?ets_insert(Store, {Oid, Val, write}); - _ -> - ?ets_delete(Store, Oid), - ?ets_insert(Store, {Oid, Val, write}) - end, - ok; - {'EXIT', _} -> - abort({no_exists, Tab}); - _ -> - abort({bad_type, Val}) - end. + {_, _, Type} = mnesia_lib:validate_record(Tab, Val), + Oid = {Tab, element(2, Val)}, + case Type of + bag -> + ?ets_insert(Store, {Oid, Val, write}); + _ -> + ?ets_delete(Store, Oid), + ?ets_insert(Store, {Oid, Val, write}) + end, + ok. delete({Tab, Key}) -> delete(Tab, Key, write); @@ -1549,16 +1543,9 @@ dirty_write(Tab, Val) -> do_dirty_write(SyncMode, Tab, Val) when is_atom(Tab), Tab /= schema, is_tuple(Val), tuple_size(Val) > 2 -> - case ?catch_val({Tab, record_validation}) of - {RecName, Arity, _Type} - when tuple_size(Val) == Arity, RecName == element(1, Val) -> - Oid = {Tab, element(2, Val)}, - mnesia_tm:dirty(SyncMode, {Oid, Val, write}); - {'EXIT', _} -> - abort({no_exists, Tab}); - _ -> - abort({bad_type, Val}) - end; + {_, _, _} = mnesia_lib:validate_record(Tab, Val), + Oid = {Tab, element(2, Val)}, + mnesia_tm:dirty(SyncMode, {Oid, Val, write}); do_dirty_write(_SyncMode, Tab, Val) -> abort({bad_type, Tab, Val}). @@ -1610,8 +1597,8 @@ dirty_update_counter(Tab, Key, Incr) -> do_dirty_update_counter(SyncMode, Tab, Key, Incr) when is_atom(Tab), Tab /= schema, is_integer(Incr) -> - case ?catch_val({Tab, record_validation}) of - {RecName, 3, set} -> + case mnesia_lib:validate_key(Tab, Key) of + {RecName, 3, Type} when Type == set; Type == ordered_set -> Oid = {Tab, Key}, mnesia_tm:dirty(SyncMode, {Oid, {RecName, Incr}, update_counter}); _ -> diff --git a/lib/mnesia/src/mnesia_lib.erl b/lib/mnesia/src/mnesia_lib.erl index a5eded4f0f..ca3fc95b0c 100644 --- a/lib/mnesia/src/mnesia_lib.erl +++ b/lib/mnesia/src/mnesia_lib.erl @@ -151,6 +151,8 @@ unset/1, %% update_counter/2, val/1, + validate_key/2, + validate_record/2, vcore/0, vcore/1, verbose/2, @@ -344,6 +346,33 @@ search_key(Key, [{Val, List} | Tail]) -> search_key(_Key, []) -> unknown. +validate_key(Tab, Key) -> + case ?catch_val({Tab, record_validation}) of + {RecName, Arity, Type} -> + {RecName, Arity, Type}; + {RecName, Arity, Type, Alias, Mod} -> + %% external type + Mod:validate_key(Alias, Tab, RecName, Arity, Type, Key); + {'EXIT', _} -> + mnesia:abort({no_exists, Tab}) + end. + + +validate_record(Tab, Obj) -> + case ?catch_val({Tab, record_validation}) of + {RecName, Arity, Type} + when tuple_size(Obj) == Arity, RecName == element(1, Obj) -> + {RecName, Arity, Type}; + {RecName, Arity, Type, Alias, Mod} + when tuple_size(Obj) == Arity, RecName == element(1, Obj) -> + %% external type + Mod:validate_record(Alias, Tab, RecName, Arity, Type, Obj); + {'EXIT', _} -> + mnesia:abort({no_exists, Tab}); + _ -> + mnesia:abort({bad_type, Obj}) + end. + %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% ops, we've got some global variables here :-) |