1 /*
2  * Copyright (c) 2024 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef OHOS_IDL_METADATAREADER_H
17 #define OHOS_IDL_METADATAREADER_H
18 
19 #include <memory>
20 #include <cstdlib>
21 #include <unordered_map>
22 #include "util/autoptr.h"
23 #include "ast/ast.h"
24 #include "metadata/meta_component.h"
25 
26 namespace OHOS {
27 namespace Idl {
28 class MetadataReader {
29 public:
MetadataReader(MetaComponent * mc)30     explicit MetadataReader(MetaComponent* mc)
31         : metaComponent_(mc)
32     {}
33 
34     ~MetadataReader() = default;
35     static std::shared_ptr<MetaComponent> ReadMetadataFromFile(const std::string& filePath);
36     std::unordered_map<std::string, AutoPtr<AST>> ReadMetadataToAst();
37 
38 private:
39     AutoPtr<ASTType> ReadMetaType(MetaType* type);
40     void ReadMetaSequenceable(MetaSequenceable* mp);
41     void ReadMetaInterface(MetaInterface* mi);
42     void ReadMetaMethod(AutoPtr<ASTInterfaceType>& interface, MetaMethod* mm);
43     void ReadMetaParam(AutoPtr<ASTMethod>& interface, MetaParameter* mp);
44     std::string MetaTypeName(MetaType* mt);
45     static std::string tag_;
46     MetaComponent* metaComponent_;
47     AutoPtr<AST> ast_;
48 };
49 } // namespace Idl
50 } // namespace OHOS
51 #endif // OHOS_IDL_METADATAREADER_H
52