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dai_env / include /google /protobuf /compiler /java /name_resolver.h
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// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd
#ifndef GOOGLE_PROTOBUF_COMPILER_JAVA_NAME_RESOLVER_H__
#define GOOGLE_PROTOBUF_COMPILER_JAVA_NAME_RESOLVER_H__
#include <string>
#include "absl/container/flat_hash_map.h"
#include "google/protobuf/compiler/java/options.h"
#include "google/protobuf/port.h"
// Must be last.
#include "google/protobuf/port_def.inc"
namespace google {
namespace protobuf {
class Descriptor;
class EnumDescriptor;
class FieldDescriptor;
class FileDescriptor;
class ServiceDescriptor;
namespace compiler {
namespace java {
// Indicates how closely the two class names match.
enum NameEquality { NO_MATCH, EXACT_EQUAL, EQUAL_IGNORE_CASE };
// Used to get the Java class related names for a given descriptor. It caches
// the results to avoid redundant calculation across multiple name queries.
// Thread-safety note: This class is *not* thread-safe.
class ClassNameResolver {
public:
explicit ClassNameResolver(const Options& options = {}) : options_(options) {}
~ClassNameResolver() = default;
ClassNameResolver(const ClassNameResolver&) = delete;
ClassNameResolver& operator=(const ClassNameResolver&) = delete;
// Gets the unqualified outer class name for the file.
std::string GetFileClassName(const FileDescriptor* file, bool immutable);
std::string GetFileClassName(const FileDescriptor* file, bool immutable,
bool kotlin);
// Gets the unqualified immutable outer class name of a file.
std::string GetFileImmutableClassName(const FileDescriptor* file);
// Gets the unqualified default immutable outer class name of a file
// (converted from the proto file's name).
std::string GetFileDefaultImmutableClassName(const FileDescriptor* file);
// Check whether there is any type defined in the proto file that has
// the given class name.
bool HasConflictingClassName(const FileDescriptor* file,
absl::string_view classname,
NameEquality equality_mode);
// Gets the name of the outer class that holds descriptor information.
// Descriptors are shared between immutable messages and mutable messages.
// Since both of them are generated optionally, the descriptors need to be
// put in another common place.
std::string GetDescriptorClassName(const FileDescriptor* file);
// Gets the fully-qualified class name corresponding to the given descriptor.
std::string GetClassName(const Descriptor* descriptor, bool immutable);
std::string GetClassName(const Descriptor* descriptor, bool immutable,
bool kotlin);
std::string GetClassName(const EnumDescriptor* descriptor, bool immutable);
std::string GetClassName(const EnumDescriptor* descriptor, bool immutable,
bool kotlin);
std::string GetClassName(const ServiceDescriptor* descriptor, bool immutable);
std::string GetClassName(const ServiceDescriptor* descriptor, bool immutable,
bool kotlin);
std::string GetClassName(const FileDescriptor* descriptor, bool immutable);
std::string GetClassName(const FileDescriptor* descriptor, bool immutable,
bool kotlin);
template <class DescriptorType>
std::string GetImmutableClassName(const DescriptorType* descriptor) {
return GetClassName(descriptor, true);
}
template <class DescriptorType>
std::string GetMutableClassName(const DescriptorType* descriptor) {
return GetClassName(descriptor, false);
}
// Gets the fully qualified name of an extension identifier.
std::string GetExtensionIdentifierName(const FieldDescriptor* descriptor,
bool immutable);
std::string GetExtensionIdentifierName(const FieldDescriptor* descriptor,
bool immutable, bool kotlin);
// Gets the fully qualified name for generated classes in Java convention.
// Nested classes will be separated using '$' instead of '.'
// For example:
// com.package.OuterClass$OuterMessage$InnerMessage
std::string GetJavaImmutableClassName(const Descriptor* descriptor);
std::string GetJavaImmutableClassName(const EnumDescriptor* descriptor);
std::string GetJavaImmutableClassName(const ServiceDescriptor* descriptor);
std::string GetKotlinFactoryName(const Descriptor* descriptor);
std::string GetKotlinExtensionsClassName(const Descriptor* descriptor);
std::string GetKotlinExtensionsClassNameEscaped(const Descriptor* descriptor);
std::string GetJavaMutableClassName(const Descriptor* descriptor);
std::string GetJavaMutableClassName(const EnumDescriptor* descriptor);
std::string GetJavaMutableClassName(const ServiceDescriptor* descriptor);
// Gets the outer class and the actual class for downgraded mutable messages.
std::string GetDowngradedFileClassName(const FileDescriptor* file);
std::string GetDowngradedClassName(const Descriptor* descriptor);
// Get the full name of a Java class by prepending the Java package name
// or outer class name.
std::string GetClassFullName(absl::string_view name_without_package,
const FileDescriptor* file, bool immutable,
bool is_own_file);
std::string GetClassFullName(absl::string_view name_without_package,
const FileDescriptor* file, bool immutable,
bool is_own_file, bool kotlin);
Options options_;
private:
// Get the Java Class style full name of a message.
std::string GetJavaClassFullName(absl::string_view name_without_package,
const FileDescriptor* file, bool immutable);
std::string GetJavaClassFullName(absl::string_view name_without_package,
const FileDescriptor* file, bool immutable,
bool kotlin);
// Caches the result to provide better performance.
absl::flat_hash_map<const FileDescriptor*, std::string>
file_immutable_outer_class_names_;
};
} // namespace java
} // namespace compiler
} // namespace protobuf
} // namespace google
#include "google/protobuf/port_undef.inc"
#endif // GOOGLE_PROTOBUF_COMPILER_JAVA_NAME_RESOLVER_H__