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Diffstat (limited to 'src/google/protobuf/compiler/javanano/javanano_enum.h')
-rw-r--r-- | src/google/protobuf/compiler/javanano/javanano_enum.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/src/google/protobuf/compiler/javanano/javanano_enum.h b/src/google/protobuf/compiler/javanano/javanano_enum.h new file mode 100644 index 00000000..d6f463ec --- /dev/null +++ b/src/google/protobuf/compiler/javanano/javanano_enum.h @@ -0,0 +1,87 @@ +// Protocol Buffers - Google's data interchange format +// Copyright 2008 Google Inc. All rights reserved. +// http://code.google.com/p/protobuf/ +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +// Author: kenton@google.com (Kenton Varda) +// Based on original Protocol Buffers design by +// Sanjay Ghemawat, Jeff Dean, and others. + +#ifndef GOOGLE_PROTOBUF_COMPILER_JAVA_ENUM_H__ +#define GOOGLE_PROTOBUF_COMPILER_JAVA_ENUM_H__ + +#include <string> +#include <vector> + +#include <google/protobuf/compiler/javanano/javanano_params.h> +#include <google/protobuf/descriptor.h> + +namespace google { +namespace protobuf { + namespace io { + class Printer; // printer.h + } +} + +namespace protobuf { +namespace compiler { +namespace javanano { + +class EnumGenerator { + public: + explicit EnumGenerator(const EnumDescriptor* descriptor, const Params& params); + ~EnumGenerator(); + + void Generate(io::Printer* printer); + + private: + const Params& params_; + const EnumDescriptor* descriptor_; + + // The proto language allows multiple enum constants to have the same numeric + // value. Java, however, does not allow multiple enum constants to be + // considered equivalent. We treat the first defined constant for any + // given numeric value as "canonical" and the rest as aliases of that + // canonical value. + vector<const EnumValueDescriptor*> canonical_values_; + + struct Alias { + const EnumValueDescriptor* value; + const EnumValueDescriptor* canonical_value; + }; + vector<Alias> aliases_; + + GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(EnumGenerator); +}; + +} // namespace javanano +} // namespace compiler +} // namespace protobuf + +} // namespace google +#endif // GOOGLE_PROTOBUF_COMPILER_JAVA_ENUM_H__ |