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 // 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_MESSAGE_FIELD_H__ 36 #define GOOGLE_PROTOBUF_COMPILER_JAVA_MESSAGE_FIELD_H__ 37 38 #include <map> 39 #include <string> 40 #include <google/protobuf/compiler/java/java_field.h> 41 42 namespace google { 43 namespace protobuf { 44 namespace compiler { 45 namespace java { 46 class Context; // context.h 47 class ClassNameResolver; // name_resolver.h 48 } 49 } 50 } 51 52 namespace protobuf { 53 namespace compiler { 54 namespace java { 55 56 class ImmutableMessageFieldGenerator : public ImmutableFieldGenerator { 57 public: 58 explicit ImmutableMessageFieldGenerator( 59 const FieldDescriptor* descriptor, int messageBitIndex, 60 int builderBitIndex, Context* context); 61 ~ImmutableMessageFieldGenerator(); 62 63 // implements ImmutableFieldGenerator --------------------------------------- 64 int GetNumBitsForMessage() const; 65 int GetNumBitsForBuilder() const; 66 void GenerateInterfaceMembers(io::Printer* printer) const; 67 void GenerateMembers(io::Printer* printer) const; 68 void GenerateBuilderMembers(io::Printer* printer) const; 69 void GenerateInitializationCode(io::Printer* printer) const; 70 void GenerateBuilderClearCode(io::Printer* printer) const; 71 void GenerateMergingCode(io::Printer* printer) const; 72 void GenerateBuildingCode(io::Printer* printer) const; 73 void GenerateParsingCode(io::Printer* printer) const; 74 void GenerateParsingDoneCode(io::Printer* printer) const; 75 void GenerateSerializationCode(io::Printer* printer) const; 76 void GenerateSerializedSizeCode(io::Printer* printer) const; 77 void GenerateFieldBuilderInitializationCode(io::Printer* printer) const; 78 void GenerateEqualsCode(io::Printer* printer) const; 79 void GenerateHashCode(io::Printer* printer) const; 80 81 string GetBoxedType() const; 82 83 protected: 84 const FieldDescriptor* descriptor_; 85 map<string, string> variables_; 86 const int messageBitIndex_; 87 const int builderBitIndex_; 88 Context* context_; 89 ClassNameResolver* name_resolver_; 90 91 void PrintNestedBuilderCondition(io::Printer* printer, 92 const char* regular_case, const char* nested_builder_case) const; 93 void PrintNestedBuilderFunction(io::Printer* printer, 94 const char* method_prototype, const char* regular_case, 95 const char* nested_builder_case, 96 const char* trailing_code) const; 97 98 private: 99 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(ImmutableMessageFieldGenerator); 100 }; 101 102 class ImmutableMessageOneofFieldGenerator 103 : public ImmutableMessageFieldGenerator { 104 public: 105 ImmutableMessageOneofFieldGenerator( 106 const FieldDescriptor* descriptor, int messageBitIndex, 107 int builderBitIndex, Context* context); 108 ~ImmutableMessageOneofFieldGenerator(); 109 110 void GenerateMembers(io::Printer* printer) const; 111 void GenerateBuilderMembers(io::Printer* printer) const; 112 void GenerateBuildingCode(io::Printer* printer) const; 113 void GenerateMergingCode(io::Printer* printer) const; 114 void GenerateParsingCode(io::Printer* printer) const; 115 void GenerateSerializationCode(io::Printer* printer) const; 116 void GenerateSerializedSizeCode(io::Printer* printer) const; 117 118 private: 119 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(ImmutableMessageOneofFieldGenerator); 120 }; 121 122 class RepeatedImmutableMessageFieldGenerator : public ImmutableFieldGenerator { 123 public: 124 explicit RepeatedImmutableMessageFieldGenerator( 125 const FieldDescriptor* descriptor, int messageBitIndex, 126 int builderBitIndex, Context* context); 127 ~RepeatedImmutableMessageFieldGenerator(); 128 129 // implements ImmutableFieldGenerator --------------------------------------- 130 int GetNumBitsForMessage() const; 131 int GetNumBitsForBuilder() const; 132 void GenerateInterfaceMembers(io::Printer* printer) const; 133 void GenerateMembers(io::Printer* printer) const; 134 void GenerateBuilderMembers(io::Printer* printer) const; 135 void GenerateInitializationCode(io::Printer* printer) const; 136 void GenerateBuilderClearCode(io::Printer* printer) const; 137 void GenerateMergingCode(io::Printer* printer) const; 138 void GenerateBuildingCode(io::Printer* printer) const; 139 void GenerateParsingCode(io::Printer* printer) const; 140 void GenerateParsingDoneCode(io::Printer* printer) const; 141 void GenerateSerializationCode(io::Printer* printer) const; 142 void GenerateSerializedSizeCode(io::Printer* printer) const; 143 void GenerateFieldBuilderInitializationCode(io::Printer* printer) const; 144 void GenerateEqualsCode(io::Printer* printer) const; 145 void GenerateHashCode(io::Printer* printer) const; 146 147 string GetBoxedType() const; 148 149 protected: 150 const FieldDescriptor* descriptor_; 151 map<string, string> variables_; 152 const int messageBitIndex_; 153 const int builderBitIndex_; 154 Context* context_; 155 ClassNameResolver* name_resolver_; 156 157 void PrintNestedBuilderCondition(io::Printer* printer, 158 const char* regular_case, const char* nested_builder_case) const; 159 void PrintNestedBuilderFunction(io::Printer* printer, 160 const char* method_prototype, const char* regular_case, 161 const char* nested_builder_case, 162 const char* trailing_code) const; 163 164 private: 165 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(RepeatedImmutableMessageFieldGenerator); 166 }; 167 168 } // namespace java 169 } // namespace compiler 170 } // namespace protobuf 171 172 } // namespace google 173 #endif // GOOGLE_PROTOBUF_COMPILER_JAVA_MESSAGE_FIELD_H__ 174