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 42namespace google { 43namespace protobuf { 44 namespace io { 45 class Printer; // printer.h 46 } 47} 48 49namespace protobuf { 50namespace compiler { 51namespace java { 52 53class FieldGenerator { 54 public: 55 FieldGenerator() {} 56 virtual ~FieldGenerator(); 57 58 virtual int GetNumBitsForMessage() const = 0; 59 virtual int GetNumBitsForBuilder() const = 0; 60 virtual void GenerateInterfaceMembers(io::Printer* printer) const = 0; 61 virtual void GenerateMembers(io::Printer* printer) const = 0; 62 virtual void GenerateBuilderMembers(io::Printer* printer) const = 0; 63 virtual void GenerateInitializationCode(io::Printer* printer) const = 0; 64 virtual void GenerateBuilderClearCode(io::Printer* printer) const = 0; 65 virtual void GenerateMergingCode(io::Printer* printer) const = 0; 66 virtual void GenerateBuildingCode(io::Printer* printer) const = 0; 67 virtual void GenerateParsingCode(io::Printer* printer) const = 0; 68 virtual void GenerateParsingCodeFromPacked(io::Printer* printer) const; 69 virtual void GenerateParsingDoneCode(io::Printer* printer) const = 0; 70 virtual void GenerateSerializationCode(io::Printer* printer) const = 0; 71 virtual void GenerateSerializedSizeCode(io::Printer* printer) const = 0; 72 virtual void GenerateFieldBuilderInitializationCode(io::Printer* printer) 73 const = 0; 74 75 virtual void GenerateEqualsCode(io::Printer* printer) const = 0; 76 virtual void GenerateHashCode(io::Printer* printer) const = 0; 77 78 virtual string GetBoxedType() const = 0; 79 80 private: 81 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(FieldGenerator); 82}; 83 84// Convenience class which constructs FieldGenerators for a Descriptor. 85class FieldGeneratorMap { 86 public: 87 explicit FieldGeneratorMap(const Descriptor* descriptor); 88 ~FieldGeneratorMap(); 89 90 const FieldGenerator& get(const FieldDescriptor* field) const; 91 const FieldGenerator& get_extension(int index) const; 92 93 private: 94 const Descriptor* descriptor_; 95 scoped_array<scoped_ptr<FieldGenerator> > field_generators_; 96 scoped_array<scoped_ptr<FieldGenerator> > extension_generators_; 97 98 static FieldGenerator* MakeGenerator(const FieldDescriptor* field, 99 int messageBitIndex, int builderBitIndex); 100 101 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(FieldGeneratorMap); 102}; 103 104} // namespace java 105} // namespace compiler 106} // namespace protobuf 107 108} // namespace google 109#endif // GOOGLE_PROTOBUF_COMPILER_JAVA_FIELD_H__ 110