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      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 (at) 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_ENUM_FIELD_LITE_H__
     36 #define GOOGLE_PROTOBUF_COMPILER_JAVA_ENUM_FIELD_LITE_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 ImmutableEnumFieldLiteGenerator : public ImmutableFieldLiteGenerator {
     57  public:
     58   explicit ImmutableEnumFieldLiteGenerator(
     59       const FieldDescriptor* descriptor, int messageBitIndex,
     60       int builderBitIndex, Context* context);
     61   ~ImmutableEnumFieldLiteGenerator();
     62 
     63   // implements ImmutableFieldLiteGenerator ------------------------------------
     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 GenerateVisitCode(io::Printer* printer) const;
     71   void GenerateDynamicMethodMakeImmutableCode(io::Printer* printer) const;
     72   void GenerateParsingCode(io::Printer* printer) const;
     73   void GenerateParsingDoneCode(io::Printer* printer) const;
     74   void GenerateSerializationCode(io::Printer* printer) const;
     75   void GenerateSerializedSizeCode(io::Printer* printer) const;
     76   void GenerateFieldBuilderInitializationCode(io::Printer* printer) const;
     77   void GenerateEqualsCode(io::Printer* printer) const;
     78   void GenerateHashCode(io::Printer* printer) const;
     79 
     80   string GetBoxedType() const;
     81 
     82  protected:
     83   const FieldDescriptor* descriptor_;
     84   map<string, string> variables_;
     85   const int messageBitIndex_;
     86   const int builderBitIndex_;
     87   Context* context_;
     88   ClassNameResolver* name_resolver_;
     89 
     90  private:
     91   GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(ImmutableEnumFieldLiteGenerator);
     92 };
     93 
     94 class ImmutableEnumOneofFieldLiteGenerator
     95     : public ImmutableEnumFieldLiteGenerator {
     96  public:
     97   ImmutableEnumOneofFieldLiteGenerator(
     98       const FieldDescriptor* descriptor, int messageBitIndex,
     99       int builderBitIndex, Context* context);
    100   ~ImmutableEnumOneofFieldLiteGenerator();
    101 
    102   void GenerateMembers(io::Printer* printer) const;
    103   void GenerateBuilderMembers(io::Printer* printer) const;
    104   void GenerateVisitCode(io::Printer* printer) const;
    105   void GenerateParsingCode(io::Printer* printer) const;
    106   void GenerateSerializationCode(io::Printer* printer) const;
    107   void GenerateSerializedSizeCode(io::Printer* printer) const;
    108   void GenerateEqualsCode(io::Printer* printer) const;
    109   void GenerateHashCode(io::Printer* printer) const;
    110 
    111  private:
    112   GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(ImmutableEnumOneofFieldLiteGenerator);
    113 };
    114 
    115 class RepeatedImmutableEnumFieldLiteGenerator
    116     : public ImmutableFieldLiteGenerator {
    117  public:
    118   explicit RepeatedImmutableEnumFieldLiteGenerator(
    119       const FieldDescriptor* descriptor, int messageBitIndex,
    120       int builderBitIndex, Context* context);
    121   ~RepeatedImmutableEnumFieldLiteGenerator();
    122 
    123   // implements ImmutableFieldLiteGenerator ------------------------------------
    124   int GetNumBitsForMessage() const;
    125   int GetNumBitsForBuilder() const;
    126   void GenerateInterfaceMembers(io::Printer* printer) const;
    127   void GenerateMembers(io::Printer* printer) const;
    128   void GenerateBuilderMembers(io::Printer* printer) const;
    129   void GenerateInitializationCode(io::Printer* printer) const;
    130   void GenerateVisitCode(io::Printer* printer) const;
    131   void GenerateDynamicMethodMakeImmutableCode(io::Printer* printer) const;
    132   void GenerateParsingCode(io::Printer* printer) const;
    133   void GenerateParsingCodeFromPacked(io::Printer* printer) const;
    134   void GenerateParsingDoneCode(io::Printer* printer) const;
    135   void GenerateSerializationCode(io::Printer* printer) const;
    136   void GenerateSerializedSizeCode(io::Printer* printer) const;
    137   void GenerateFieldBuilderInitializationCode(io::Printer* printer) const;
    138   void GenerateEqualsCode(io::Printer* printer) const;
    139   void GenerateHashCode(io::Printer* printer) const;
    140 
    141   string GetBoxedType() const;
    142 
    143  private:
    144   const FieldDescriptor* descriptor_;
    145   map<string, string> variables_;
    146   const int messageBitIndex_;
    147   const int builderBitIndex_;
    148   Context* context_;
    149   ClassNameResolver* name_resolver_;
    150 
    151   GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(RepeatedImmutableEnumFieldLiteGenerator);
    152 };
    153 
    154 }  // namespace java
    155 }  // namespace compiler
    156 }  // namespace protobuf
    157 
    158 }  // namespace google
    159 #endif  // GOOGLE_PROTOBUF_COMPILER_JAVA_ENUM_FIELD_LITE_H__
    160