java_file.h revision d0332953cda33fb4f8e24ebff9c49159b69c43d6
1// Protocol Buffers - Google's data interchange format 2// Copyright 2008 Google Inc. All rights reserved. 3// http://code.google.com/p/protobuf/ 4// 5// Redistribution and use in source and binary forms, with or without 6// modification, are permitted provided that the following conditions are 7// met: 8// 9// * Redistributions of source code must retain the above copyright 10// notice, this list of conditions and the following disclaimer. 11// * Redistributions in binary form must reproduce the above 12// copyright notice, this list of conditions and the following disclaimer 13// in the documentation and/or other materials provided with the 14// distribution. 15// * Neither the name of Google Inc. nor the names of its 16// contributors may be used to endorse or promote products derived from 17// this software without specific prior written permission. 18// 19// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 31// Author: kenton@google.com (Kenton Varda) 32// Based on original Protocol Buffers design by 33// Sanjay Ghemawat, Jeff Dean, and others. 34 35#ifndef GOOGLE_PROTOBUF_COMPILER_JAVA_FILE_H__ 36#define GOOGLE_PROTOBUF_COMPILER_JAVA_FILE_H__ 37 38#include <string> 39#include <vector> 40#include <google/protobuf/stubs/common.h> 41 42namespace google { 43namespace protobuf { 44 class FileDescriptor; // descriptor.h 45 namespace io { 46 class Printer; // printer.h 47 } 48 namespace compiler { 49 class OutputDirectory; // code_generator.h 50 } 51} 52 53namespace protobuf { 54namespace compiler { 55namespace java { 56 57class FileGenerator { 58 public: 59 explicit FileGenerator(const FileDescriptor* file); 60 ~FileGenerator(); 61 62 // Checks for problems that would otherwise lead to cryptic compile errors. 63 // Returns true if there are no problems, or writes an error description to 64 // the given string and returns false otherwise. 65 bool Validate(string* error); 66 67 void Generate(io::Printer* printer); 68 69 // If we aren't putting everything into one file, this will write all the 70 // files other than the outer file (i.e. one for each message, enum, and 71 // service type). 72 void GenerateSiblings(const string& package_dir, 73 OutputDirectory* output_directory, 74 vector<string>* file_list); 75 76 const string& java_package() { return java_package_; } 77 const string& classname() { return classname_; } 78 79 private: 80 // Returns whether the dependency should be included in the output file. 81 // Always returns true for opensource, but used internally at Google to help 82 // improve compatibility with version 1 of protocol buffers. 83 bool ShouldIncludeDependency(const FileDescriptor* descriptor); 84 85 const FileDescriptor* file_; 86 string java_package_; 87 string classname_; 88 89 void GenerateEmbeddedDescriptor(io::Printer* printer); 90 91 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(FileGenerator); 92}; 93 94} // namespace java 95} // namespace compiler 96} // namespace protobuf 97 98} // namespace google 99#endif // GOOGLE_PROTOBUF_COMPILER_JAVA_FILE_H__ 100