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io.joynr.generator.cpp.provider.InterfaceRequestInterpreterCppTemplate.xtend Maven / Gradle / Ivy
package io.joynr.generator.cpp.provider
/*
* !!!
*
* Copyright (C) 2011 - 2017 BMW Car IT GmbH
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import com.google.inject.Inject
import io.joynr.generator.cpp.util.CppStdTypeUtil
import io.joynr.generator.cpp.util.JoynrCppGeneratorExtensions
import io.joynr.generator.cpp.util.TemplateBase
import io.joynr.generator.templates.InterfaceTemplate
import io.joynr.generator.templates.util.AttributeUtil
import io.joynr.generator.templates.util.InterfaceUtil
import io.joynr.generator.templates.util.MethodUtil
import io.joynr.generator.templates.util.NamingUtil
class InterfaceRequestInterpreterCppTemplate extends InterfaceTemplate {
@Inject extension TemplateBase
@Inject extension CppStdTypeUtil
@Inject extension JoynrCppGeneratorExtensions
@Inject extension NamingUtil
@Inject extension AttributeUtil
@Inject extension MethodUtil
@Inject extension InterfaceUtil
override generate(boolean generateVersion)
'''
«val interfaceName = francaIntf.joynrName»
«warning()»
#include
#include
#include "«getPackagePathWithJoynrPrefix(francaIntf, "/", generateVersion)»/«interfaceName»RequestInterpreter.h"
#include "«getPackagePathWithJoynrPrefix(francaIntf, "/", generateVersion)»/«interfaceName»RequestCaller.h"
#include "joynr/Util.h"
#include "joynr/Request.h"
#include "joynr/OneWayRequest.h"
#include "joynr/BaseReply.h"
#include "joynr/exceptions/JoynrException.h"
#include "joynr/exceptions/MethodInvocationException.h"
«FOR parameterType: getDataTypeIncludesFor(francaIntf, generateVersion)»
#include «parameterType»
«ENDFOR»
«getNamespaceStarter(francaIntf, generateVersion)»
«val requestCallerName = interfaceName.toFirstLower+"RequestCallerVar"»
«val attributes = getAttributes(francaIntf)»
«val methodsWithoutFireAndForget = getMethods(francaIntf).filter[!fireAndForget]»
void «interfaceName»RequestInterpreter::execute(
std::shared_ptr requestCaller,
Request& request,
std::function&& onSuccess,
std::function& exception)>&& onError
) {
assert(requestCaller);
if (!requestCaller) {
JOYNR_LOG_FATAL(logger(), "{}: requestCaller is nullptr, aborting", "«interfaceName»RequestInterpreter::execute(...)");
return;
}
assert(onSuccess);
if (!onSuccess) {
JOYNR_LOG_FATAL(logger(), "{}: onSuccess is nullptr, aborting", "«interfaceName»RequestInterpreter::execute(...)");
return;
}
assert(onError);
if (!onError) {
JOYNR_LOG_FATAL(logger(), "{}: onError is nullptr, aborting", "«interfaceName»RequestInterpreter::execute(...)");
return;
}
«IF francaIntf.hasReadAttribute || francaIntf.hasWriteAttribute || !methodsWithoutFireAndForget.empty»
// cast generic RequestCaller to «interfaceName»Requestcaller
std::shared_ptr<«interfaceName»RequestCaller> «requestCallerName» =
std::dynamic_pointer_cast<«interfaceName»RequestCaller>(requestCaller);
const std::vector& paramTypes = request.getParamDatatypes();
const std::string& methodName = request.getMethodName();
// execute operation
«IF !attributes.empty»
«FOR attribute : attributes»
«val attributeName = attribute.joynrName»
«IF attribute.readable»
if (methodName == "get«attributeName.toFirstUpper»" && paramTypes.size() == 0){
try {
auto requestCallerOnSuccess =
[onSuccess = std::move(onSuccess)](«attribute.getTypeName(generateVersion)» «attributeName»){
BaseReply reply;
reply.setResponse(std::move(«attributeName»));
onSuccess(std::move(reply));
};
«requestCallerName»->get«attributeName.toFirstUpper»(
std::move(requestCallerOnSuccess),
onError);
} catch (const std::exception& exception) {
const std::string errorMessage = "Unexpected exception occurred in attribute getter get«attributeName.toFirstUpper» (): " + std::string(exception.what());
JOYNR_LOG_ERROR(logger(), errorMessage);
onError(
std::make_shared(
errorMessage,
requestCaller->getProviderVersion()));
}
return;
}
«ENDIF»
«IF attribute.writable»
if (methodName == "set«attributeName.toFirstUpper»" && paramTypes.size() == 1){
try {
«attribute.getTypeName(generateVersion)» typedInput«attributeName.toFirstUpper»;
request.getParams(typedInput«attributeName.toFirstUpper»);
auto requestCallerOnSuccess =
[onSuccess = std::move(onSuccess)] () {
BaseReply reply;
reply.setResponse();
onSuccess(std::move(reply));
};
«requestCallerName»->set«attributeName.toFirstUpper»(
typedInput«attributeName.toFirstUpper»,
std::move(requestCallerOnSuccess),
onError);
} catch (const std::exception& exception) {
const std::string errorMessage = "Unexpected exception occurred in attribute setter set«attributeName.toFirstUpper» («getJoynrTypeName(attribute, generateVersion)»): " + std::string(exception.what());
JOYNR_LOG_ERROR(logger(), errorMessage);
onError(
std::make_shared(
errorMessage,
requestCaller->getProviderVersion()));
}
return;
}
«ENDIF»
«ENDFOR»
«ENDIF»
«FOR method: methodsWithoutFireAndForget»
«val inputUntypedParamList = getCommaSeperatedUntypedInputParameterList(method)»
«val methodName = method.joynrName»
«val inputParams = getInputParameters(method)»
«var iterator = -1»
if (methodName == "«methodName»" && paramTypes.size() == «inputParams.size»
«FOR input : inputParams»
&& paramTypes.at(«iterator=iterator+1») == "«input.getJoynrTypeName(generateVersion)»"
«ENDFOR»
) {
«val outputTypedParamList = getCommaSeperatedTypedConstOutputParameterList(method, generateVersion)»
auto requestCallerOnSuccess =
[onSuccess = std::move(onSuccess)](«outputTypedParamList»){
BaseReply reply;
reply.setResponse(
«FOR param : method.outputParameters SEPARATOR ','»
«param.joynrName»
«ENDFOR»
);
onSuccess(std::move(reply));
};
«FOR input : inputParams»
«val inputName = input.joynrName»
«val inputType = input.type.resolveTypeDef»
«IF input.isArray»
std::vector<«inputType.getTypeName(generateVersion)»> «inputName»;
«ELSE»
«inputType.getTypeName(generateVersion)» «inputName»;
«ENDIF»
«ENDFOR»
try {
«IF !method.inputParameters.empty»
request.getParams(«inputUntypedParamList»);
«ENDIF»
«requestCallerName»->«methodName»(
«IF !method.inputParameters.empty»«inputUntypedParamList»,«ENDIF»
std::move(requestCallerOnSuccess),
onError);
} catch (const std::exception& exception) {
const std::string errorMessage = "Unexpected exception occurred in method «methodName» (...): " + std::string(exception.what());
JOYNR_LOG_ERROR(logger(), errorMessage);
onError(std::make_shared(errorMessage, requestCaller->getProviderVersion()));
}
return;
}
«ENDFOR»
«ELSE»
std::ignore = requestCaller;
std::ignore = onSuccess;
«ENDIF»
JOYNR_LOG_WARN(logger(), "unknown method name for interface «interfaceName»: {}", request.getMethodName());
onError(
std::make_shared(
"unknown method name for interface «interfaceName»: " + request.getMethodName(),
requestCaller->getProviderVersion()));
}
void «interfaceName»RequestInterpreter::execute(
std::shared_ptr requestCaller,
OneWayRequest& request
) {
«val fireAndForgetMethods = getMethods(francaIntf).filter[fireAndForget]»
«IF fireAndForgetMethods.empty»
std::ignore = requestCaller;
«ELSE»
const std::vector& paramTypes = request.getParamDatatypes();
const std::string& methodName = request.getMethodName();
// cast generic RequestCaller to «interfaceName»Requestcaller
std::shared_ptr<«interfaceName»RequestCaller> «requestCallerName» =
std::dynamic_pointer_cast<«interfaceName»RequestCaller>(requestCaller);
// execute operation
«FOR method : fireAndForgetMethods»
«val inputUntypedParamList = getCommaSeperatedUntypedInputParameterList(method)»
«val methodName = method.joynrName»
«val inputParams = getInputParameters(method)»
«var iterator = -1»
if (methodName == "«methodName»" && paramTypes.size() == «inputParams.size»
«FOR input : inputParams»
&& paramTypes.at(«iterator=iterator+1») == "«input.getJoynrTypeName(generateVersion)»"
«ENDFOR»
){
«FOR input : inputParams»
«val inputName = input.joynrName»
«val inputType = input.type.resolveTypeDef»
«IF input.isArray»
std::vector<«inputType.getTypeName(generateVersion)»> «inputName»;
«ELSE»
«inputType.getTypeName(generateVersion)» «inputName»;
«ENDIF»
«ENDFOR»
try {
«IF !method.inputParameters.empty»
request.getParams(«inputUntypedParamList»);
«ENDIF»
«requestCallerName»->«methodName»(«IF !method.inputParameters.empty»«inputUntypedParamList»«ENDIF»);
} catch (const std::exception& exception) {
const std::string errorMessage = "Unexpected exception occurred in method «methodName» (...): " + std::string(exception.what());
JOYNR_LOG_ERROR(logger(), errorMessage);
}
return;
}
«ENDFOR»
«ENDIF»
JOYNR_LOG_WARN(logger(), "unknown method name for interface «interfaceName»: {}", request.getMethodName());
}
«getNamespaceEnder(francaIntf, generateVersion)»
'''
}