1 // Protocol Buffers - Google's data interchange format 2 // Copyright 2008 Google Inc. All rights reserved. 3 // https://developers.google.com/protocol-buffers/ 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 #ifndef GOOGLE_PROTOBUF_COMPILER_JAVA_CONTEXT_H__ 32 #define GOOGLE_PROTOBUF_COMPILER_JAVA_CONTEXT_H__ 33 34 #include <map> 35 #include <memory> 36 #include <vector> 37 38 #include <google/protobuf/stubs/common.h> 39 40 namespace google { 41 namespace protobuf { 42 class FileDescriptor; 43 class FieldDescriptor; 44 class OneofDescriptor; 45 class Descriptor; 46 namespace compiler { 47 namespace java { 48 class ClassNameResolver; // name_resolver.h 49 } 50 } 51 } // namespace protobuf 52 53 namespace protobuf { 54 namespace compiler { 55 namespace java { 56 57 struct FieldGeneratorInfo; 58 struct OneofGeneratorInfo; 59 // A context object holds the information that is shared among all code 60 // generators. 61 class Context { 62 public: 63 explicit Context(const FileDescriptor* file); 64 ~Context(); 65 66 // Get the name resolver associated with this context. The resolver 67 // can be used to map descriptors to Java class names. 68 ClassNameResolver* GetNameResolver(); 69 70 // Get the FieldGeneratorInfo for a given field. 71 const FieldGeneratorInfo* GetFieldGeneratorInfo( 72 const FieldDescriptor* field) const; 73 74 // Get the OneofGeneratorInfo for a given oneof. 75 const OneofGeneratorInfo* GetOneofGeneratorInfo( 76 const OneofDescriptor* oneof) const; 77 78 private: 79 void InitializeFieldGeneratorInfo(const FileDescriptor* file); 80 void InitializeFieldGeneratorInfoForMessage(const Descriptor* message); 81 void InitializeFieldGeneratorInfoForFields( 82 const vector<const FieldDescriptor*>& fields); 83 84 scoped_ptr<ClassNameResolver> name_resolver_; 85 map<const FieldDescriptor*, FieldGeneratorInfo> field_generator_info_map_; 86 map<const OneofDescriptor*, OneofGeneratorInfo> oneof_generator_info_map_; 87 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(Context); 88 }; 89 90 } // namespace java 91 } // namespace compiler 92 } // namespace protobuf 93 94 } // namespace google 95 #endif // GOOGLE_PROTOBUF_COMPILER_JAVA_CONTEXT_H__ 96