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 <map>
36 #include <string>
37 
38 #include <google/protobuf/compiler/javamicro/javamicro_params.h>
39 #include <google/protobuf/compiler/javamicro/javamicro_enum.h>
40 #include <google/protobuf/compiler/javamicro/javamicro_helpers.h>
41 #include <google/protobuf/io/printer.h>
42 #include <google/protobuf/descriptor.pb.h>
43 #include <google/protobuf/stubs/strutil.h>
44 
45 namespace google {
46 namespace protobuf {
47 namespace compiler {
48 namespace javamicro {
49 
EnumGenerator(const EnumDescriptor * descriptor,const Params & params)50 EnumGenerator::EnumGenerator(const EnumDescriptor* descriptor, const Params& params)
51   : params_(params), descriptor_(descriptor) {
52   for (int i = 0; i < descriptor_->value_count(); i++) {
53     const EnumValueDescriptor* value = descriptor_->value(i);
54     const EnumValueDescriptor* canonical_value =
55       descriptor_->FindValueByNumber(value->number());
56 
57     if (value == canonical_value) {
58       canonical_values_.push_back(value);
59     } else {
60       Alias alias;
61       alias.value = value;
62       alias.canonical_value = canonical_value;
63       aliases_.push_back(alias);
64     }
65   }
66 }
67 
~EnumGenerator()68 EnumGenerator::~EnumGenerator() {}
69 
Generate(io::Printer * printer)70 void EnumGenerator::Generate(io::Printer* printer) {
71   printer->Print("// enum $classname$\n", "classname", descriptor_->name());
72   for (int i = 0; i < canonical_values_.size(); i++) {
73     map<string, string> vars;
74     vars["name"] = canonical_values_[i]->name();
75     vars["canonical_value"] = SimpleItoa(canonical_values_[i]->number());
76     printer->Print(vars,
77       "public static final int $name$ = $canonical_value$;\n");
78   }
79 
80   // -----------------------------------------------------------------
81 
82   for (int i = 0; i < aliases_.size(); i++) {
83     map<string, string> vars;
84     vars["name"] = aliases_[i].value->name();
85     vars["canonical_name"] = aliases_[i].canonical_value->name();
86     printer->Print(vars,
87       "public static final int $name$ = $canonical_name$;\n");
88   }
89 
90   printer->Print("\n");
91 }
92 
93 }  // namespace javamicro
94 }  // namespace compiler
95 }  // namespace protobuf
96 }  // namespace google
97