@@ -0,0 +1,76 @@ // Copyright 2023 Google LLC // // 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 // // https://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.
#ifndef THIRD_PARTY_CEL_CPP_COMMON_TYPE_MANAGER_H_ #define THIRD_PARTY_CEL_CPP_COMMON_TYPE_MANAGER_H_
#include "absl/base/attributes.h" #include "absl/status/statusor.h" #include "absl/strings/string_view.h" #include "common/memory.h" #include "common/type.h" #include "common/type_factory.h" #include "common/type_provider.h"
namespace cel {
// `TypeManager` is an additional layer on top of `TypeFactory` and // `TypeProvider` which combines the two and adds additional functionality. class TypeManager { public: virtual ~TypeManager() = default;
virtual MemoryManagerRef GetMemoryManager() const = 0;
virtual TypeFactory& GetTypeFactory() const = 0;
virtual TypeProvider& GetTypeProvider() const = 0;
// See `TypeProvider::FindType`. absl::StatusOr<TypeView> FindType( absl::string_view name, Type& scratch ABSL_ATTRIBUTE_LIFETIME_BOUND) { return GetTypeProvider().FindType(GetTypeFactory(), name, scratch); }
// See `TypeProvider::FindStructTypeFieldByName`. absl::StatusOr<StructTypeFieldView> FindStructTypeFieldByName( absl::string_view type, absl::string_view name, StructTypeField& scratch ABSL_ATTRIBUTE_LIFETIME_BOUND) { return GetTypeProvider().FindStructTypeFieldByName(GetTypeFactory(), type, name, scratch); }
// See `TypeProvider::FindStructTypeFieldByName`. absl::StatusOr<StructTypeFieldView> FindStructTypeFieldByName( StructTypeView type, absl::string_view name, StructTypeField& scratch ABSL_ATTRIBUTE_LIFETIME_BOUND) { return GetTypeProvider().FindStructTypeFieldByName(GetTypeFactory(), type, name, scratch); } };
// Creates a new `TypeManager` which is thread compatible. Shared<TypeManager> NewThreadCompatibleTypeManager( MemoryManagerRef memory_manager, Shared<TypeFactory> type_factory, Shared<TypeProvider> type_provider);
// Creates a new `TypeManager` which is thread safe if and only if the provided // `TypeFactory` and `TypeProvider` are also thread safe. Shared<TypeManager> NewThreadSafeTypeManager( MemoryManagerRef memory_manager, Shared<TypeFactory> type_factory, Shared<TypeProvider> type_provider);
} // namespace cel
#endif // THIRD_PARTY_CEL_CPP_COMMON_TYPE_MANAGER_H_