xref: /aosp_15_r20/external/protobuf/src/google/protobuf/compiler/javamicro/javamicro_enum.cc (revision 1b3f573f81763fcece89efc2b6a5209149e44ab8)
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: [email protected] (Kenton Varda)
32 //  Based on original Protocol Buffers design by
33 //  Sanjay Ghemawat, Jeff Dean, and others.
34 
35 #include <string>
36 
37 #include <google/protobuf/compiler/javamicro/javamicro_params.h>
38 #include <google/protobuf/compiler/javamicro/javamicro_enum.h>
39 #include <google/protobuf/compiler/javamicro/javamicro_helpers.h>
40 #include <google/protobuf/io/printer.h>
41 #include <google/protobuf/descriptor.pb.h>
42 #include <google/protobuf/stubs/strutil.h>
43 
44 namespace google {
45 namespace protobuf {
46 namespace compiler {
47 namespace javamicro {
48 
EnumGenerator(const EnumDescriptor * descriptor,const Params & params)49 EnumGenerator::EnumGenerator(const EnumDescriptor* descriptor, const Params& params)
50   : params_(params), descriptor_(descriptor) {
51   for (int i = 0; i < descriptor_->value_count(); i++) {
52     const EnumValueDescriptor* value = descriptor_->value(i);
53     const EnumValueDescriptor* canonical_value =
54       descriptor_->FindValueByNumber(value->number());
55 
56     if (value == canonical_value) {
57       canonical_values_.push_back(value);
58     } else {
59       Alias alias;
60       alias.value = value;
61       alias.canonical_value = canonical_value;
62       aliases_.push_back(alias);
63     }
64   }
65 }
66 
~EnumGenerator()67 EnumGenerator::~EnumGenerator() {}
68 
Generate(io::Printer * printer)69 void EnumGenerator::Generate(io::Printer* printer) {
70   printer->Print("// enum $classname$\n", "classname", descriptor_->name());
71   for (int i = 0; i < canonical_values_.size(); i++) {
72     printer->Print("public static final int $name$ = $canonical_value$;\n",
73       "name", canonical_values_[i]->name(),
74       "canonical_value", SimpleItoa(canonical_values_[i]->number()));
75   }
76 
77   // -----------------------------------------------------------------
78 
79   for (int i = 0; i < aliases_.size(); i++) {
80     printer->Print("public static final int $name$ = $canonical_name$;\n",
81       "name", aliases_[i].value->name(),
82       "canonical_name", aliases_[i].canonical_value->name());
83   }
84 
85   printer->Print("\n");
86 }
87 
88 }  // namespace javamicro
89 }  // namespace compiler
90 }  // namespace protobuf
91 }  // namespace google
92