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 (at) google.com (Kenton Varda) 32 // Based on original Protocol Buffers design by 33 // Sanjay Ghemawat, Jeff Dean, and others. 34 35 #include <google/protobuf/compiler/javamicro/javamicro_params.h> 36 #include <google/protobuf/compiler/javamicro/javamicro_generator.h> 37 #include <google/protobuf/compiler/javamicro/javamicro_file.h> 38 #include <google/protobuf/compiler/javamicro/javamicro_helpers.h> 39 #include <google/protobuf/io/printer.h> 40 #include <google/protobuf/io/zero_copy_stream.h> 41 #include <google/protobuf/descriptor.pb.h> 42 #include <google/protobuf/stubs/strutil.h> 43 44 namespace google { 45 namespace protobuf { 46 namespace compiler { 47 namespace javamicro { 48 49 void UpdateParamsRecursively(Params& params, 50 const FileDescriptor* file) { 51 // Add any parameters for this file 52 if (file->options().has_java_outer_classname()) { 53 params.set_java_outer_classname( 54 file->name(), file->options().java_outer_classname()); 55 } 56 if (file->options().has_java_package()) { 57 params.set_java_package( 58 file->name(), file->options().java_package()); 59 } 60 if (file->options().has_java_multiple_files()) { 61 params.set_java_multiple_files( 62 file->name(), file->options().java_multiple_files()); 63 } 64 65 // Loop through all dependent files recursively 66 // adding dep 67 for (int i = 0; i < file->dependency_count(); i++) { 68 UpdateParamsRecursively(params, file->dependency(i)); 69 } 70 } 71 72 JavaMicroGenerator::JavaMicroGenerator() {} 73 JavaMicroGenerator::~JavaMicroGenerator() {} 74 75 bool JavaMicroGenerator::Generate(const FileDescriptor* file, 76 const string& parameter, 77 OutputDirectory* output_directory, 78 string* error) const { 79 vector<pair<string, string> > options; 80 81 // GOOGLE_LOG(INFO) << "wink: JavaMicroGenerator::Generate INFO"; 82 // GOOGLE_LOG(WARNING) << "wink: JavaMicroGenerator::Generate WARNING"; 83 // GOOGLE_LOG(ERROR) << "wink: JavaMicroGenerator::Generate ERROR"; 84 // GOOGLE_LOG(FATAL) << "wink: JavaMicroGenerator::Generate"; 85 86 ParseGeneratorParameter(parameter, &options); 87 88 // ----------------------------------------------------------------- 89 // parse generator options 90 91 // Name a file where we will write a list of generated file names, one 92 // per line. 93 string output_list_file; 94 Params params(file->name()); 95 96 // Update per file params 97 UpdateParamsRecursively(params, file); 98 99 // Replace any existing options with ones from command line 100 for (int i = 0; i < options.size(); i++) { 101 // GOOGLE_LOG(WARNING) << "first=" << options[i].first 102 // << " second=" << options[i].second; 103 if (options[i].first == "output_list_file") { 104 output_list_file = options[i].second; 105 } else if (options[i].first == "opt") { 106 if (options[i].second == "speed") { 107 params.set_optimization(JAVAMICRO_OPT_SPEED); 108 } else if (options[i].second == "space") { 109 params.set_optimization(JAVAMICRO_OPT_SPACE); 110 } else { 111 *error = "Unknown javamicro generator option: opt=" 112 + options[i].second + " expecting opt=space or opt=speed"; 113 return false; 114 } 115 } else if (options[i].first == "java_package") { 116 vector<string> parts; 117 SplitStringUsing(options[i].second, "|", &parts); 118 if (parts.size() != 2) { 119 *error = "Bad java_package, expecting filename|PackageName found '" 120 + options[i].second + "'"; 121 return false; 122 } 123 params.set_java_package(parts[0], parts[1]); 124 } else if (options[i].first == "java_outer_classname") { 125 vector<string> parts; 126 SplitStringUsing(options[i].second, "|", &parts); 127 if (parts.size() != 2) { 128 *error = "Bad java_outer_classname, " 129 "expecting filename|ClassName found '" 130 + options[i].second + "'"; 131 return false; 132 } 133 params.set_java_outer_classname(parts[0], parts[1]); 134 } else if (options[i].first == "java_multiple_files") { 135 params.set_override_java_multiple_files(options[i].second == "true"); 136 } else if (options[i].first == "java_use_vector") { 137 params.set_java_use_vector(options[i].second == "true"); 138 } else { 139 *error = "Ignore unknown javamicro generator option: " + options[i].first; 140 } 141 } 142 143 #if 0 144 GOOGLE_LOG(WARNING) << "optimization()=" << params.optimization(); 145 GOOGLE_LOG(WARNING) << "java_multiple_files()=" << params.java_multiple_files(); 146 GOOGLE_LOG(WARNING) << "java_use_vector()=" << params.java_use_vector(); 147 148 GOOGLE_LOG(WARNING) << "----------"; 149 for (Params::NameMap::const_iterator it = params.java_packages().begin(); 150 it != params.java_packages().end(); 151 ++it) { 152 GOOGLE_LOG(WARNING) << "cn.filename=" << it->first << " package=" << it->second; 153 } 154 for (Params::NameMap::const_iterator it = params.java_outer_classnames().begin(); 155 it != params.java_outer_classnames().end(); 156 ++it) { 157 GOOGLE_LOG(WARNING) << "cn.filename=" << it->first << " classname=" << it->second; 158 } 159 GOOGLE_LOG(WARNING) << "=========="; 160 161 #endif 162 163 // ----------------------------------------------------------------- 164 165 FileGenerator file_generator(file, params); 166 if (!file_generator.Validate(error)) { 167 return false; 168 } 169 170 string package_dir = 171 StringReplace(file_generator.java_package(), ".", "/", true); 172 if (!package_dir.empty()) package_dir += "/"; 173 174 vector<string> all_files; 175 176 if (IsOuterClassNeeded(params, file)) { 177 string java_filename = package_dir; 178 java_filename += file_generator.classname(); 179 java_filename += ".java"; 180 all_files.push_back(java_filename); 181 182 // Generate main java file. 183 scoped_ptr<io::ZeroCopyOutputStream> output( 184 output_directory->Open(java_filename)); 185 io::Printer printer(output.get(), '$'); 186 file_generator.Generate(&printer); 187 } 188 189 // Generate sibling files. 190 file_generator.GenerateSiblings(package_dir, output_directory, &all_files); 191 192 // Generate output list if requested. 193 if (!output_list_file.empty()) { 194 // Generate output list. This is just a simple text file placed in a 195 // deterministic location which lists the .java files being generated. 196 scoped_ptr<io::ZeroCopyOutputStream> srclist_raw_output( 197 output_directory->Open(output_list_file)); 198 io::Printer srclist_printer(srclist_raw_output.get(), '$'); 199 for (int i = 0; i < all_files.size(); i++) { 200 srclist_printer.Print("$filename$\n", "filename", all_files[i]); 201 } 202 } 203 204 return true; 205 } 206 207 } // namespace java 208 } // namespace compiler 209 } // namespace protobuf 210 } // namespace google 211
