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/*
* Copyright (C) 2018, The Android Open Source Project
*
* 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.
*/
#pragma once
#include <functional>
#include <map>
#include <memory>
#include <optional>
#include <set>
#include <string>
#include <utility>
#include <vector>
using std::map;
using std::optional;
using std::pair;
using std::set;
using std::string;
using std::unique_ptr;
using std::vector;
class AidlDefinedType;
class AidlEnumDeclaration;
class AidlInterface;
class AidlLocation;
class AidlParcelable;
class AidlTypeSpecifier;
class AidlDocument;
struct ArgumentAspect;
namespace android {
namespace aidl {
// AidlTypenames is a collection of AIDL types available to a compilation unit.
//
// Basic types (such as int, String, etc.) are added by default, while defined
// types (such as IFoo, MyParcelable, etc.) and types from preprocessed inputs
// are added as they are recognized by the parser.
//
// When AidlTypeSpecifier is encountered during parsing, parser defers the
// resolution of it until the end of the parsing, where it uses AidlTypenames
// to resolve type names in AidlTypeSpecifier.
//
// Note that nothing here is specific to either Java or C++.
class AidlTypenames final {
public:
AidlTypenames() = default;
bool AddDocument(std::unique_ptr<AidlDocument> doc);
const std::vector<std::unique_ptr<AidlDocument>>& AllDocuments() const { return documents_; }
const AidlDocument& MainDocument() const;
static bool IsBuiltinTypename(const string& type_name);
static bool IsPrimitiveTypename(const string& type_name);
bool IsParcelable(const string& type_name) const;
const AidlDefinedType* TryGetDefinedType(const string& type_name) const;
std::vector<const AidlDefinedType*> AllDefinedTypes() const;
struct ResolvedTypename {
std::string canonical_name;
bool is_resolved;
const AidlDefinedType* defined_type;
};
ResolvedTypename ResolveTypename(const string& type_name) const;
std::unique_ptr<AidlTypeSpecifier> MakeResolvedType(const AidlLocation& location,
const string& name, bool is_array) const;
ArgumentAspect GetArgumentAspect(const AidlTypeSpecifier& type) const;
bool CanBeJavaOnlyImmutable(const AidlTypeSpecifier& type) const;
bool CanBeFixedSize(const AidlTypeSpecifier& type) const;
static bool IsList(const AidlTypeSpecifier& type);
bool IsIgnorableImport(const string& import) const;
// Returns the AidlEnumDeclaration of the given type, or nullptr if the type
// is not an AidlEnumDeclaration;
const AidlEnumDeclaration* GetEnumDeclaration(const AidlTypeSpecifier& type) const;
// Returns the AidlInterface of the given type, or nullptr if the type
// is not an AidlInterface;
const AidlInterface* GetInterface(const AidlTypeSpecifier& type) const;
// Returns the AidlParcelable of the given type, or nullptr if the type
// is not an AidlParcelable;
const AidlParcelable* GetParcelable(const AidlTypeSpecifier& type) const;
// Iterates over all defined types
void IterateTypes(const std::function<void(const AidlDefinedType&)>& body) const;
// Fixes AST after type/ref resolution before validation
bool Autofill() const;
private:
map<string, AidlDefinedType*> defined_types_;
std::vector<std::unique_ptr<AidlDocument>> documents_;
};
} // namespace aidl
} // namespace android
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