1e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// Protocol Buffers - Google's data interchange format 2e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// Copyright 2008 Google Inc. All rights reserved. 3e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// http://code.google.com/p/protobuf/ 4e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// 5e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// Redistribution and use in source and binary forms, with or without 6e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// modification, are permitted provided that the following conditions are 7e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// met: 8e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// 9e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// * Redistributions of source code must retain the above copyright 10e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// notice, this list of conditions and the following disclaimer. 11e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// * Redistributions in binary form must reproduce the above 12e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// copyright notice, this list of conditions and the following disclaimer 13e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// in the documentation and/or other materials provided with the 14e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// distribution. 15e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// * Neither the name of Google Inc. nor the names of its 16e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// contributors may be used to endorse or promote products derived from 17e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// this software without specific prior written permission. 18e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// 19e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 31e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// Author: kenton@google.com (Kenton Varda) 32e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// Based on original Protocol Buffers design by 33e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville// Sanjay Ghemawat, Jeff Dean, and others. 34e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 350f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith#include <limits> 36e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville#include <vector> 37e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 38e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville#include <google/protobuf/compiler/javamicro/javamicro_helpers.h> 39e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville#include <google/protobuf/compiler/javamicro/javamicro_params.h> 40e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville#include <google/protobuf/descriptor.pb.h> 41e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville#include <google/protobuf/stubs/strutil.h> 42e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville#include <google/protobuf/stubs/substitute.h> 43e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 44e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savillenamespace google { 45e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savillenamespace protobuf { 46e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savillenamespace compiler { 47e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savillenamespace javamicro { 48e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 49e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savilleconst char kThickSeparator[] = 50e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville "// ===================================================================\n"; 51e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savilleconst char kThinSeparator[] = 52e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville "// -------------------------------------------------------------------\n"; 53e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 54e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savillenamespace { 55e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 56e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savilleconst char* kDefaultPackage = ""; 57e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 58e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savilleconst string& FieldName(const FieldDescriptor* field) { 59e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // Groups are hacky: The name of the field is just the lower-cased name 60e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // of the group type. In Java, though, we would like to retain the original 61e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // capitalization of the type name. 62e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville if (field->type() == FieldDescriptor::TYPE_GROUP) { 63e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return field->message_type()->name(); 64e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } else { 65e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return field->name(); 66e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 67e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} 68e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 69e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savillestring UnderscoresToCamelCaseImpl(const string& input, bool cap_next_letter) { 70e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville string result; 71e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // Note: I distrust ctype.h due to locales. 72e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville for (int i = 0; i < input.size(); i++) { 73e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville if ('a' <= input[i] && input[i] <= 'z') { 74e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville if (cap_next_letter) { 75e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville result += input[i] + ('A' - 'a'); 76e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } else { 77e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville result += input[i]; 78e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 79e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville cap_next_letter = false; 80e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } else if ('A' <= input[i] && input[i] <= 'Z') { 81e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville if (i == 0 && !cap_next_letter) { 82e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // Force first letter to lower-case unless explicitly told to 83e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // capitalize it. 84e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville result += input[i] + ('a' - 'A'); 85e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } else { 86e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // Capital letters after the first are left as-is. 87e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville result += input[i]; 88e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 89e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville cap_next_letter = false; 90e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } else if ('0' <= input[i] && input[i] <= '9') { 91e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville result += input[i]; 92e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville cap_next_letter = true; 93e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } else { 94e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville cap_next_letter = true; 95e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 96e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 97e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return result; 98e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} 99e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 100e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} // namespace 101e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 102e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savillestring UnderscoresToCamelCase(const FieldDescriptor* field) { 103e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return UnderscoresToCamelCaseImpl(FieldName(field), false); 104e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} 105e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 106e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savillestring UnderscoresToCapitalizedCamelCase(const FieldDescriptor* field) { 107e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return UnderscoresToCamelCaseImpl(FieldName(field), true); 108e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} 109e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 110e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savillestring UnderscoresToCamelCase(const MethodDescriptor* method) { 111e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return UnderscoresToCamelCaseImpl(method->name(), false); 112e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} 113e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 114e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savillestring StripProto(const string& filename) { 115e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville if (HasSuffixString(filename, ".protodevel")) { 116e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return StripSuffixString(filename, ".protodevel"); 117e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } else { 118e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return StripSuffixString(filename, ".proto"); 119e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 120e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} 121e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 122e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savillestring FileClassName(const Params& params, const FileDescriptor* file) { 123e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville if (params.has_java_outer_classname(file->name())) { 124624c448fbef20a1a2fad2289f622b468c25763d1Max Cai return params.java_outer_classname(file->name()); 125e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } else { 126624c448fbef20a1a2fad2289f622b468c25763d1Max Cai // Use the filename itself with underscores removed 127624c448fbef20a1a2fad2289f622b468c25763d1Max Cai // and a CamelCase style name. 128624c448fbef20a1a2fad2289f622b468c25763d1Max Cai string basename; 129624c448fbef20a1a2fad2289f622b468c25763d1Max Cai string::size_type last_slash = file->name().find_last_of('/'); 130624c448fbef20a1a2fad2289f622b468c25763d1Max Cai if (last_slash == string::npos) { 131624c448fbef20a1a2fad2289f622b468c25763d1Max Cai basename = file->name(); 132e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } else { 133624c448fbef20a1a2fad2289f622b468c25763d1Max Cai basename = file->name().substr(last_slash + 1); 134e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 135624c448fbef20a1a2fad2289f622b468c25763d1Max Cai return UnderscoresToCamelCaseImpl(StripProto(basename), true); 136e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 137e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} 138e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 139e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savillestring FileJavaPackage(const Params& params, const FileDescriptor* file) { 140e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville if (params.has_java_package(file->name())) { 141e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return params.java_package(file->name()); 142e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } else { 143e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville string result = kDefaultPackage; 144e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville if (!file->package().empty()) { 145e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville if (!result.empty()) result += '.'; 146e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville result += file->package(); 147e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 148e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return result; 149e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 150e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} 151e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 152624c448fbef20a1a2fad2289f622b468c25763d1Max Caibool IsOuterClassNeeded(const Params& params, const FileDescriptor* file) { 153624c448fbef20a1a2fad2289f622b468c25763d1Max Cai // Enums and extensions need the outer class as the scope. 154624c448fbef20a1a2fad2289f622b468c25763d1Max Cai if (file->enum_type_count() != 0 || file->extension_count() != 0) { 155624c448fbef20a1a2fad2289f622b468c25763d1Max Cai return true; 156e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 157624c448fbef20a1a2fad2289f622b468c25763d1Max Cai // Messages need the outer class only if java_multiple_files is false. 158624c448fbef20a1a2fad2289f622b468c25763d1Max Cai return !params.java_multiple_files(file->name()); 159624c448fbef20a1a2fad2289f622b468c25763d1Max Cai} 160624c448fbef20a1a2fad2289f622b468c25763d1Max Cai 161624c448fbef20a1a2fad2289f622b468c25763d1Max Caistring ToJavaName(const Params& params, const string& name, bool is_class, 162624c448fbef20a1a2fad2289f622b468c25763d1Max Cai const Descriptor* parent, const FileDescriptor* file) { 163624c448fbef20a1a2fad2289f622b468c25763d1Max Cai string result; 164624c448fbef20a1a2fad2289f622b468c25763d1Max Cai if (parent != NULL) { 165624c448fbef20a1a2fad2289f622b468c25763d1Max Cai result.append(ClassName(params, parent)); 166624c448fbef20a1a2fad2289f622b468c25763d1Max Cai } else if (is_class && params.java_multiple_files(file->name())) { 167624c448fbef20a1a2fad2289f622b468c25763d1Max Cai result.append(FileJavaPackage(params, file)); 168e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } else { 169624c448fbef20a1a2fad2289f622b468c25763d1Max Cai result.append(ClassName(params, file)); 170e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 171624c448fbef20a1a2fad2289f622b468c25763d1Max Cai if (!result.empty()) result.append(1, '.'); 172624c448fbef20a1a2fad2289f622b468c25763d1Max Cai result.append(name); // TODO(maxtroy): add '_' if name is a Java keyword. 173e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return result; 174e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} 175e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 176e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savillestring ClassName(const Params& params, const FileDescriptor* descriptor) { 177e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville string result = FileJavaPackage(params, descriptor); 178e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville if (!result.empty()) result += '.'; 179e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville result += FileClassName(params, descriptor); 180e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return result; 181e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} 182e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 183e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savillestring ClassName(const Params& params, const EnumDescriptor* descriptor) { 184624c448fbef20a1a2fad2289f622b468c25763d1Max Cai // An enum's class name is the enclosing message's class name or the outer 185624c448fbef20a1a2fad2289f622b468c25763d1Max Cai // class name. 186624c448fbef20a1a2fad2289f622b468c25763d1Max Cai const Descriptor* parent = descriptor->containing_type(); 187624c448fbef20a1a2fad2289f622b468c25763d1Max Cai if (parent != NULL) { 188624c448fbef20a1a2fad2289f622b468c25763d1Max Cai return ClassName(params, parent); 189624c448fbef20a1a2fad2289f622b468c25763d1Max Cai } else { 190624c448fbef20a1a2fad2289f622b468c25763d1Max Cai return ClassName(params, descriptor->file()); 191e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 192e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} 193e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 194e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savillestring FieldConstantName(const FieldDescriptor *field) { 195e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville string name = field->name() + "_FIELD_NUMBER"; 196e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville UpperString(&name); 197e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return name; 198e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} 199e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 200e2d542951c059563a3b7f74c257dac4f222d9dc5Wink SavilleJavaType GetJavaType(FieldDescriptor::Type field_type) { 201e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville switch (field_type) { 202e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_INT32: 203e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_UINT32: 204e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_SINT32: 205e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_FIXED32: 206e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_SFIXED32: 207e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return JAVATYPE_INT; 208e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 209e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_INT64: 210e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_UINT64: 211e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_SINT64: 212e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_FIXED64: 213e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_SFIXED64: 214e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return JAVATYPE_LONG; 215e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 216e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_FLOAT: 217e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return JAVATYPE_FLOAT; 218e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 219e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_DOUBLE: 220e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return JAVATYPE_DOUBLE; 221e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 222e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_BOOL: 223e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return JAVATYPE_BOOLEAN; 224e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 225e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_STRING: 226e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return JAVATYPE_STRING; 227e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 228e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_BYTES: 229e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return JAVATYPE_BYTES; 230e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 231e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_ENUM: 232e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return JAVATYPE_ENUM; 233e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 234e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_GROUP: 235e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::TYPE_MESSAGE: 236e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return JAVATYPE_MESSAGE; 237e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 238e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // No default because we want the compiler to complain if any new 239e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // types are added. 240e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 241e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 242e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville GOOGLE_LOG(FATAL) << "Can't get here."; 243e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return JAVATYPE_INT; 244e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} 245e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 246e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savilleconst char* BoxedPrimitiveTypeName(JavaType type) { 247e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville switch (type) { 248e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case JAVATYPE_INT : return "java.lang.Integer"; 249e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case JAVATYPE_LONG : return "java.lang.Long"; 250e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case JAVATYPE_FLOAT : return "java.lang.Float"; 251e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case JAVATYPE_DOUBLE : return "java.lang.Double"; 252e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case JAVATYPE_BOOLEAN: return "java.lang.Boolean"; 253e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case JAVATYPE_STRING : return "java.lang.String"; 254e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case JAVATYPE_BYTES : return "com.google.protobuf.micro.ByteStringMicro"; 255e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case JAVATYPE_ENUM : return "java.lang.Integer"; 256e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case JAVATYPE_MESSAGE: return NULL; 257e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 258e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // No default because we want the compiler to complain if any new 259e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // JavaTypes are added. 260e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 261e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 262e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville GOOGLE_LOG(FATAL) << "Can't get here."; 263e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return NULL; 264e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} 265e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 266e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savillebool AllAscii(const string& text) { 267e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville for (int i = 0; i < text.size(); i++) { 268e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville if ((text[i] & 0x80) != 0) { 269e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return false; 270e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 271e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 272e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return true; 273e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} 274e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 275e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Savillestring DefaultValue(const Params& params, const FieldDescriptor* field) { 276e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // Switch on cpp_type since we need to know which default_value_* method 277e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // of FieldDescriptor to call. 278e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville switch (field->cpp_type()) { 279e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::CPPTYPE_INT32: 280e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return SimpleItoa(field->default_value_int32()); 281e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::CPPTYPE_UINT32: 282e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // Need to print as a signed int since Java has no unsigned. 283e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return SimpleItoa(static_cast<int32>(field->default_value_uint32())); 284e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::CPPTYPE_INT64: 285e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return SimpleItoa(field->default_value_int64()) + "L"; 286e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::CPPTYPE_UINT64: 287e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return SimpleItoa(static_cast<int64>(field->default_value_uint64())) + 288e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville "L"; 2890f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith case FieldDescriptor::CPPTYPE_DOUBLE: { 2900f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith double value = field->default_value_double(); 2910f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith if (value == numeric_limits<double>::infinity()) { 2920f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith return "Double.POSITIVE_INFINITY"; 2930f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith } else if (value == -numeric_limits<double>::infinity()) { 2940f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith return "Double.NEGATIVE_INFINITY"; 2950f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith } else if (value != value) { 2960f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith return "Double.NaN"; 2970f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith } else { 2980f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith return SimpleDtoa(value) + "D"; 2990f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith } 3000f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith } 3010f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith case FieldDescriptor::CPPTYPE_FLOAT: { 3020f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith float value = field->default_value_float(); 3030f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith if (value == numeric_limits<float>::infinity()) { 3040f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith return "Float.POSITIVE_INFINITY"; 3050f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith } else if (value == -numeric_limits<float>::infinity()) { 3060f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith return "Float.NEGATIVE_INFINITY"; 3070f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith } else if (value != value) { 3080f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith return "Float.NaN"; 3090f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith } else { 3100f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith return SimpleFtoa(value) + "F"; 3110f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith } 3120f2ca89132ab81441f7eb351c7a053a8c8d9d1c3Chris Smith } 313e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::CPPTYPE_BOOL: 314e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return field->default_value_bool() ? "true" : "false"; 315e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::CPPTYPE_STRING: 316e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville if (field->type() == FieldDescriptor::TYPE_BYTES) { 317e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville if (field->has_default_value()) { 318e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // See comments in Internal.java for gory details. 319e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return strings::Substitute( 320e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville "com.google.protobuf.micro.ByteStringMicro.copyFromUtf8(\"$0\")", 321e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville CEscape(field->default_value_string())); 322e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } else { 323e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return "com.google.protobuf.micro.ByteStringMicro.EMPTY"; 324e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 325e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } else { 326e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville if (AllAscii(field->default_value_string())) { 327e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // All chars are ASCII. In this case CEscape() works fine. 328e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return "\"" + CEscape(field->default_value_string()) + "\""; 329e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } else { 330e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // See comments in Internal.java for gory details. 331e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // BUG: Internal NOT SUPPORTED need to fix!! 332e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return strings::Substitute( 333e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville "com.google.protobuf.micro.Internal.stringDefaultValue(\"$0\")", 334e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville CEscape(field->default_value_string())); 335e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 336e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 337e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 338e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::CPPTYPE_ENUM: 339e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return ClassName(params, field->enum_type()) + "." + 340e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville field->default_value_enum()->name(); 341e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 342e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville case FieldDescriptor::CPPTYPE_MESSAGE: 343e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return ClassName(params, field->message_type()) + ".getDefaultInstance()"; 344e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 345e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // No default because we want the compiler to complain if any new 346e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville // types are added. 347e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville } 348e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 349e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville GOOGLE_LOG(FATAL) << "Can't get here."; 350e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville return ""; 351e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} 352e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville 353e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} // namespace javamicro 354e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} // namespace compiler 355e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} // namespace protobuf 356e2d542951c059563a3b7f74c257dac4f222d9dc5Wink Saville} // namespace google 357