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_FIELD_H__ 36#define GOOGLE_PROTOBUF_COMPILER_JAVA_FIELD_H__ 37 38#include <string> 39#include <google/protobuf/stubs/common.h> 40#include <google/protobuf/descriptor.h> 41#include <google/protobuf/compiler/javanano/javanano_params.h> 42 43namespace google { 44namespace protobuf { 45 namespace io { 46 class Printer; // printer.h 47 } 48} 49 50namespace protobuf { 51namespace compiler { 52namespace javanano { 53 54class FieldGenerator { 55 public: 56 //FieldGenerator() {} 57 FieldGenerator(const Params& params) : params_(params) {} 58 virtual ~FieldGenerator(); 59 60 virtual void GenerateMembers(io::Printer* printer) const = 0; 61 virtual void GenerateParsingCode(io::Printer* printer) const = 0; 62 virtual void GenerateSerializationCode(io::Printer* printer) const = 0; 63 virtual void GenerateSerializedSizeCode(io::Printer* printer) const = 0; 64 65 virtual string GetBoxedType() const = 0; 66 67 protected: 68 const Params& params_; 69 private: 70 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(FieldGenerator); 71}; 72 73// Convenience class which constructs FieldGenerators for a Descriptor. 74class FieldGeneratorMap { 75 public: 76 explicit FieldGeneratorMap(const Descriptor* descriptor, const Params ¶ms); 77 ~FieldGeneratorMap(); 78 79 const FieldGenerator& get(const FieldDescriptor* field) const; 80 const FieldGenerator& get_extension(int index) const; 81 82 private: 83 const Descriptor* descriptor_; 84 scoped_array<scoped_ptr<FieldGenerator> > field_generators_; 85 scoped_array<scoped_ptr<FieldGenerator> > extension_generators_; 86 87 static FieldGenerator* MakeGenerator(const FieldDescriptor* field, const Params ¶ms); 88 89 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(FieldGeneratorMap); 90}; 91 92} // namespace javanano 93} // namespace compiler 94} // namespace protobuf 95 96} // namespace google 97#endif // GOOGLE_PROTOBUF_COMPILER_JAVA_FIELD_H__ 98