1 // Protocol Buffers - Google's data interchange format
2 // Copyright 2008 Google Inc. All rights reserved.
3 // https://developers.google.com/protocol-buffers/
5 // Redistribution and use in source and binary forms, with or without
6 // modification, are permitted provided that the following conditions are
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
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.
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.
31 // Author: kenton@google.com (Kenton Varda)
32 // Based on original Protocol Buffers design by
33 // Sanjay Ghemawat, Jeff Dean, and others.
35 #ifndef GOOGLE_PROTOBUF_COMPILER_JAVA_ENUM_H__
36 #define GOOGLE_PROTOBUF_COMPILER_JAVA_ENUM_H__
40 #include <google/protobuf/descriptor.h>
46 class Context; // context.h
47 class ClassNameResolver; // name_resolver.h
51 class Printer; // printer.h
61 explicit EnumGenerator(const EnumDescriptor* descriptor,
66 void Generate(io::Printer* printer);
69 const EnumDescriptor* descriptor_;
71 // The proto language allows multiple enum constants to have the same numeric
72 // value. Java, however, does not allow multiple enum constants to be
73 // considered equivalent. We treat the first defined constant for any
74 // given numeric value as "canonical" and the rest as aliases of that
76 vector<const EnumValueDescriptor*> canonical_values_;
79 const EnumValueDescriptor* value;
80 const EnumValueDescriptor* canonical_value;
82 vector<Alias> aliases_;
87 ClassNameResolver* name_resolver_;
89 bool CanUseEnumValues();
91 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(EnumGenerator);
95 } // namespace compiler
96 } // namespace protobuf
99 #endif // GOOGLE_PROTOBUF_COMPILER_JAVA_ENUM_H__