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// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// 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_SERVICE_H__
#define GOOGLE_PROTOBUF_COMPILER_JAVA_SERVICE_H__
#include <map>
#include <google/protobuf/descriptor.h>
namespace google {
namespace protobuf {
namespace compiler {
namespace java {
class Context; // context.h
class ClassNameResolver; // name_resolver.h
} // namespace java
} // namespace compiler
namespace io {
class Printer; // printer.h
}
} // namespace protobuf
} // namespace google
namespace google {
namespace protobuf {
namespace compiler {
namespace java {
class ServiceGenerator {
public:
explicit ServiceGenerator(const ServiceDescriptor* descriptor);
virtual ~ServiceGenerator();
virtual void Generate(io::Printer* printer) = 0;
enum RequestOrResponse { REQUEST, RESPONSE };
enum IsAbstract { IS_ABSTRACT, IS_CONCRETE };
protected:
const ServiceDescriptor* descriptor_;
private:
GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(ServiceGenerator);
};
class ImmutableServiceGenerator : public ServiceGenerator {
public:
ImmutableServiceGenerator(const ServiceDescriptor* descriptor,
Context* context);
virtual ~ImmutableServiceGenerator();
virtual void Generate(io::Printer* printer);
private:
// Generate the getDescriptorForType() method.
void GenerateGetDescriptorForType(io::Printer* printer);
// Generate a Java interface for the service.
void GenerateInterface(io::Printer* printer);
// Generate newReflectiveService() method.
void GenerateNewReflectiveServiceMethod(io::Printer* printer);
// Generate newReflectiveBlockingService() method.
void GenerateNewReflectiveBlockingServiceMethod(io::Printer* printer);
// Generate abstract method declarations for all methods.
void GenerateAbstractMethods(io::Printer* printer);
// Generate the implementation of Service.callMethod().
void GenerateCallMethod(io::Printer* printer);
// Generate the implementation of BlockingService.callBlockingMethod().
void GenerateCallBlockingMethod(io::Printer* printer);
// Generate the implementations of Service.get{Request,Response}Prototype().
void GenerateGetPrototype(RequestOrResponse which, io::Printer* printer);
// Generate a stub implementation of the service.
void GenerateStub(io::Printer* printer);
// Generate a method signature, possibly abstract, without body or trailing
// semicolon.
void GenerateMethodSignature(io::Printer* printer,
const MethodDescriptor* method,
IsAbstract is_abstract);
// Generate a blocking stub interface and implementation of the service.
void GenerateBlockingStub(io::Printer* printer);
// Generate the method signature for one method of a blocking stub.
void GenerateBlockingMethodSignature(io::Printer* printer,
const MethodDescriptor* method);
// Return the output type of the method.
TProtoStringType GetOutput(const MethodDescriptor* method);
Context* context_;
ClassNameResolver* name_resolver_;
GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(ImmutableServiceGenerator);
};
} // namespace java
} // namespace compiler
} // namespace protobuf
} // namespace google
#endif // NET_PROTO2_COMPILER_JAVA_SERVICE_H__
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