// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc.  All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//     * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
//     * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

// Author: kenton@google.com (Kenton Varda)
//  Based on original Protocol Buffers design by
//  Sanjay Ghemawat, Jeff Dean, and others.
//
// Provides a mechanism for mapping a descriptor to the
// fully-qualified name of the corresponding Java class.

#ifndef GOOGLE_PROTOBUF_COMPILER_JAVA_NAMES_H__
#define GOOGLE_PROTOBUF_COMPILER_JAVA_NAMES_H__

#include <string>

#include "google/protobuf/descriptor.h"
#include "google/protobuf/compiler/java/options.h"

// Must be last.
#include "google/protobuf/port_def.inc"

namespace google {
namespace protobuf {

class Descriptor;
class EnumDescriptor;
class FileDescriptor;
class FieldDescriptor;
class ServiceDescriptor;

namespace compiler {
namespace java {

// Requires:
//   descriptor != NULL
//
// Returns:
//   The fully-qualified Java class name.
std::string ClassName(const Descriptor* descriptor);

// Requires:
//   descriptor != NULL
//
// Returns:
//   The fully-qualified Java class name.
std::string ClassName(const EnumDescriptor* descriptor);

// Requires:
//   descriptor != NULL
//
// Returns:
//   The fully-qualified Java class name.
std::string ClassName(const FileDescriptor* descriptor);

// Requires:
//   descriptor != NULL
//
// Returns:
//   The fully-qualified Java class name.
std::string ClassName(const ServiceDescriptor* descriptor);

// Requires:
//   descriptor != NULL
//
// Returns:
//   Java package name.
std::string FileJavaPackage(const FileDescriptor* descriptor,
                            Options options = {});

// Requires:
//   descriptor != NULL
// Returns:
//   Capitalized camel case name field name.
std::string CapitalizedFieldName(const FieldDescriptor* descriptor);

// Returns:
//   Converts a name to camel-case. If cap_first_letter is true, capitalize the
//   first letter.
std::string UnderscoresToCamelCase(absl::string_view input,
                                   bool cap_next_letter);
// Requires:
//   field != NULL
// Returns:
//   Converts the field's name to camel-case, e.g. "foo_bar_baz" becomes
//   "fooBarBaz" or "FooBarBaz", respectively.
std::string UnderscoresToCamelCase(const FieldDescriptor* field);

// Requires:
//   method != NULL
// Returns:
//   Similar, but for method names.  (Typically, this merely has the effect
//   of lower-casing the first letter of the name.)
std::string UnderscoresToCamelCase(const MethodDescriptor* method);

// Requires:
//   field != NULL
// Returns:
//   Same as UnderscoresToCamelCase, but checks for reserved keywords
std::string UnderscoresToCamelCaseCheckReserved(const FieldDescriptor* field);


}  // namespace java
}  // namespace compiler
}  // namespace protobuf
}  // namespace google

#include "google/protobuf/port_undef.inc"
#endif  // GOOGLE_PROTOBUF_COMPILER_JAVA_NAMES_H__