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// 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_HELPERS_H__
#define GOOGLE_PROTOBUF_COMPILER_JAVA_HELPERS_H__
#include <string>
#include <google/protobuf/compiler/javanano/javanano_params.h>
#include <google/protobuf/descriptor.pb.h>
#include <google/protobuf/descriptor.h>
namespace google {
namespace protobuf {
namespace compiler {
namespace javanano {
// Commonly-used separator comments. Thick is a line of '=', thin is a line
// of '-'.
extern const char kThickSeparator[];
extern const char kThinSeparator[];
// Converts the field's name to camel-case, e.g. "foo_bar_baz" becomes
// "fooBarBaz" or "FooBarBaz", respectively.
string UnderscoresToCamelCase(const FieldDescriptor* field);
string UnderscoresToCapitalizedCamelCase(const FieldDescriptor* field);
// Similar, but for method names. (Typically, this merely has the effect
// of lower-casing the first letter of the name.)
string UnderscoresToCamelCase(const MethodDescriptor* method);
// Strips ".proto" or ".protodevel" from the end of a filename.
string StripProto(const string& filename);
// Gets the unqualified class name for the file. Each .proto file becomes a
// single Java class, with all its contents nested in that class.
string FileClassName(const Params& params, const FileDescriptor* file);
// Returns the file's Java package name.
string FileJavaPackage(const Params& params, const FileDescriptor* file);
// Converts the given fully-qualified name in the proto namespace to its
// fully-qualified name in the Java namespace, given that it is in the given
// file.
string ToJavaName(const Params& params, const string& full_name,
const FileDescriptor* file);
// These return the fully-qualified class name corresponding to the given
// descriptor.
inline string ClassName(const Params& params, const Descriptor* descriptor) {
return ToJavaName(params, descriptor->full_name(), descriptor->file());
}
string ClassName(const Params& params, const EnumDescriptor* descriptor);
inline string ClassName(const Params& params,
const ServiceDescriptor* descriptor) {
return ToJavaName(params, descriptor->full_name(), descriptor->file());
}
inline string ExtensionIdentifierName(const Params& params,
const FieldDescriptor* descriptor) {
return ToJavaName(params, descriptor->full_name(), descriptor->file());
}
string ClassName(const Params& params, const FileDescriptor* descriptor);
// Get the unqualified name that should be used for a field's field
// number constant.
string FieldConstantName(const FieldDescriptor *field);
string FieldDefaultConstantName(const FieldDescriptor *field);
enum JavaType {
JAVATYPE_INT,
JAVATYPE_LONG,
JAVATYPE_FLOAT,
JAVATYPE_DOUBLE,
JAVATYPE_BOOLEAN,
JAVATYPE_STRING,
JAVATYPE_BYTES,
JAVATYPE_ENUM,
JAVATYPE_MESSAGE
};
JavaType GetJavaType(FieldDescriptor::Type field_type);
inline JavaType GetJavaType(const FieldDescriptor* field) {
return GetJavaType(field->type());
}
// Get the fully-qualified class name for a boxed primitive type, e.g.
// "java.lang.Integer" for JAVATYPE_INT. Returns NULL for enum and message
// types.
const char* BoxedPrimitiveTypeName(JavaType type);
string EmptyArrayName(const Params& params, const FieldDescriptor* field);
string DefaultValue(const Params& params, const FieldDescriptor* field);
} // namespace javanano
} // namespace compiler
} // namespace protobuf
} // namespace google
#endif // GOOGLE_PROTOBUF_COMPILER_JAVA_HELPERS_H__
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