1 /* 2 * Copyright (c) 2021 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 PANDA_RUNTIME_INCLUDE_TOOLING_PT_LANG_EXTENSION_H_ 17 #define PANDA_RUNTIME_INCLUDE_TOOLING_PT_LANG_EXTENSION_H_ 18 19 #include "libpandabase/macros.h" 20 #include "runtime/include/mem/panda_containers.h" 21 #include "runtime/include/tooling/pt_class.h" 22 #include "runtime/include/tooling/pt_object.h" 23 #include "runtime/include/tooling/pt_property.h" 24 #include "runtime/include/tooling/pt_value.h" 25 26 namespace panda::tooling { 27 class PtLangExt { 28 public: 29 PtLangExt() = default; 30 virtual ~PtLangExt() = default; 31 32 // PtValue API 33 virtual PtObject ValueToObject(PtValue value) const = 0; 34 35 // PtClass API 36 virtual PtClass GetClass(PtObject object) const = 0; 37 virtual PtClass GetClass(PtProperty property) const = 0; 38 virtual void ReleaseClass(PtClass klass) const = 0; 39 virtual const char *GetClassDescriptor(PtClass klass) const = 0; 40 41 // PtObject API 42 virtual PandaList<PtProperty> GetProperties(PtObject object) const = 0; 43 virtual PtProperty GetProperty(PtObject object, const char *propertyName) const = 0; 44 virtual bool AddProperty(PtObject object, const char *propertyName, PtValue value) const = 0; 45 virtual bool RemoveProperty(PtObject object, const char *propertyName) const = 0; 46 47 // PtProperty API 48 virtual const char *GetPropertyName(PtProperty property) const = 0; 49 virtual PtValue GetPropertyValue(PtProperty property) const = 0; 50 virtual void SetPropertyPtValue(PtProperty property, PtValue value) const = 0; 51 virtual void ReleasePtValue(const PtValue *value) const = 0; 52 53 NO_COPY_SEMANTIC(PtLangExt); 54 NO_MOVE_SEMANTIC(PtLangExt); 55 }; 56 57 class PtScopedValue { 58 public: PtScopedValue(PtLangExt * ext,PtValue value)59 PtScopedValue(PtLangExt *ext, PtValue value) : ext_(ext), value_(value) {} ~PtScopedValue()60 ~PtScopedValue() 61 { 62 ext_->ReleasePtValue(&value_); 63 } 64 GetValue()65 PtValue &GetValue() 66 { 67 return value_; 68 } 69 70 NO_COPY_SEMANTIC(PtScopedValue); 71 NO_MOVE_SEMANTIC(PtScopedValue); 72 73 private: 74 PtLangExt *ext_; 75 PtValue value_; 76 }; 77 78 } // namespace panda::tooling 79 80 #endif // PANDA_RUNTIME_INCLUDE_TOOLING_PT_LANG_EXTENSION_H_ 81