%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 1999-2009. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
%% %CopyrightEnd%
%%
%%
-module(ic_constant_java).
-include("icforms.hrl").
-include("ic.hrl").
-include("ic_debug.hrl").
%%-----------------------------------------------------------------
%% External exports
%%-----------------------------------------------------------------
-export([gen/3]).
%%-----------------------------------------------------------------
%% Internal exports
%%-----------------------------------------------------------------
-export([]).
%%-----------------------------------------------------------------
%% External functions
%%-----------------------------------------------------------------
%%-----------------------------------------------------------------
%% Func: gen/3
%%-----------------------------------------------------------------
gen(G, N, X) when is_record(X, const) ->
ConstantName = ic_forms:get_java_id(X),
case inInterface(G, N) of
true ->
emit_constant(G, N, X, ConstantName);
false ->
emit_constant_interface(G, N, X, ConstantName)
end;
gen(_G, _N, _X) ->
ok.
%%-----------------------------------------------------------------
%% Internal functions
%%-----------------------------------------------------------------
%%-----------------------------------------------------------------
%% Func: emit_constant/4
%%-----------------------------------------------------------------
emit_constant(G, N, X, ConstantName) ->
Fd = ic_genobj:interfacefiled(G),
%%?PRINTDEBUG2("~p", [Fd]),
Type = ic_java_type:getType(G, N, ic_forms:get_type(X)),
ic_codegen:emit(Fd, " public static final ~s ~s = (~s) ~p;\n",
[Type, ConstantName, Type, X#const.val]),
ic_codegen:nl(Fd).
%%-----------------------------------------------------------------
%% Func: emit_constant_interface/4
%%-----------------------------------------------------------------
emit_constant_interface(G, N, X, ConstantName) ->
{Fd, _} = ic_file:open_java_file(G, N, ConstantName),
ic_codegen:emit(Fd, "final public class ~s {\n",[ConstantName]),
Type = ic_java_type:getType(G, N, ic_forms:get_type(X)),
ic_codegen:emit(Fd, " public static final ~s value = (~s) ~p;\n",
[Type, Type, X#const.val]),
ic_codegen:emit(Fd, "}\n", []),
file:close(Fd).
%%-----------------------------------------------------------------
%% Func: emit_constant_interface/4
%%-----------------------------------------------------------------
inInterface(_G, []) -> % Global constant
false;
inInterface(G, N) ->
[N1 |Ns] = N,
{_FullScopedName, T, _TK, _} =
ic_symtab:get_full_scoped_name(G, Ns, ic_symtab:scoped_id_new(N1)),
case T of
interface -> % Constant declare in an interface
true;
_ -> % Constant declared in a module
false
end.
