javamicro_field.cc revision ede38fe9b9f93888e6e41afc7abb09525f44da95 
1// Protocol Buffers - Google's data interchange format
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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#include <google/protobuf/compiler/javamicro/javamicro_field.h>
36#include <google/protobuf/compiler/javamicro/javamicro_helpers.h>
37#include <google/protobuf/compiler/javamicro/javamicro_primitive_field.h>
38#include <google/protobuf/compiler/javamicro/javamicro_enum_field.h>
39#include <google/protobuf/compiler/javamicro/javamicro_message_field.h>
40#include <google/protobuf/stubs/common.h>
41
42namespace google {
43namespace protobuf {
44namespace compiler {
45namespace javamicro {
46
47FieldGenerator::~FieldGenerator() {}
48
49FieldGeneratorMap::FieldGeneratorMap(const Descriptor* descriptor, const Params &params)
50  : descriptor_(descriptor),
51    field_generators_(
52      new scoped_ptr<FieldGenerator>[descriptor->field_count()]),
53    extension_generators_(
54      new scoped_ptr<FieldGenerator>[descriptor->extension_count()]) {
55
56  // Construct all the FieldGenerators.
57  for (int i = 0; i < descriptor->field_count(); i++) {
58    field_generators_[i].reset(MakeGenerator(descriptor->field(i), params));
59  }
60  for (int i = 0; i < descriptor->extension_count(); i++) {
61    extension_generators_[i].reset(MakeGenerator(descriptor->extension(i), params));
62  }
63}
64
65FieldGenerator* FieldGeneratorMap::MakeGenerator(const FieldDescriptor* field, const Params &params) {
66  if (field->is_repeated()) {
67    switch (GetJavaType(field)) {
68      case JAVATYPE_MESSAGE:
69        return new RepeatedMessageFieldGenerator(field, params);
70      case JAVATYPE_ENUM:
71        return new RepeatedEnumFieldGenerator(field, params);
72      default:
73        return new RepeatedPrimitiveFieldGenerator(field, params);
74    }
75  } else {
76    switch (GetJavaType(field)) {
77      case JAVATYPE_MESSAGE:
78        return new MessageFieldGenerator(field, params);
79      case JAVATYPE_ENUM:
80        return new EnumFieldGenerator(field, params);
81      default:
82        return new PrimitiveFieldGenerator(field, params);
83    }
84  }
85}
86
87FieldGeneratorMap::~FieldGeneratorMap() {}
88
89const FieldGenerator& FieldGeneratorMap::get(
90    const FieldDescriptor* field) const {
91  GOOGLE_CHECK_EQ(field->containing_type(), descriptor_);
92  return *field_generators_[field->index()];
93}
94
95const FieldGenerator& FieldGeneratorMap::get_extension(int index) const {
96  return *extension_generators_[index];
97}
98
99}  // namespace javamicro
100}  // namespace compiler
101}  // namespace protobuf
102}  // namespace google
103