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<?php
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/*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* The software is based on the Axon Framework project which is
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* licensed under the Apache 2.0 license. For more information on the Axon Framework
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* see <http://www.axonframework.org/>.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the MIT license. For more information, see
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* <http://www.governor-framework.org/>.
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*/
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namespace Governor\Framework\CommandHandling\Handlers;
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use Governor\Framework\Common\Annotation\AnnotationReaderFactoryInterface;
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use Governor\Framework\Annotations\CommandHandler;
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use Governor\Framework\Common\ParameterResolverFactoryInterface;
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use Governor\Framework\Common\Annotation\MethodMessageHandlerInspector;
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use Governor\Framework\CommandHandling\CommandBusInterface;
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use Governor\Framework\CommandHandling\CommandMessageInterface;
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use Governor\Framework\CommandHandling\CommandTargetResolverInterface;
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use Governor\Framework\CommandHandling\AnnotationCommandTargetResolver;
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use Governor\Framework\UnitOfWork\UnitOfWorkInterface;
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use Governor\Framework\Repository\RepositoryInterface;
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/**
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* Description of AggregateCommandHandler
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*
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* @author "David Kalosi" <[email protected]>
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* @license <a href="http://www.opensource.org/licenses/mit-license.php">MIT License</a>
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*/
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class AnnotatedAggregateCommandHandler extends AbstractAnnotatedCommandHandler
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{
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/**
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* @var RepositoryInterface
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*/
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private $repository;
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/**
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* @var CommandTargetResolverInterface
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*/
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private $targetResolver;
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/**
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* @param string $className
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* @param string $methodName
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* @param ParameterResolverFactoryInterface $parameterResolver
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* @param RepositoryInterface $repository
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* @param CommandTargetResolverInterface $targetResolver
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* @param AnnotationReaderFactoryInterface $annotationReaderFactory
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*/
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public function __construct(
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$className,
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$methodName,
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ParameterResolverFactoryInterface $parameterResolver,
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RepositoryInterface $repository,
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CommandTargetResolverInterface $targetResolver = null,
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AnnotationReaderFactoryInterface $annotationReaderFactory = null
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) {
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parent::__construct($className, $methodName, $parameterResolver, $annotationReaderFactory);
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$this->repository = $repository;
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$this->targetResolver = null === $targetResolver ? new AnnotationCommandTargetResolver($annotationReaderFactory)
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: $targetResolver;
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}
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public function handle(
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CommandMessageInterface $commandMessage,
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UnitOfWorkInterface $unitOfWork
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) {
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if ($this->getMethod()->isConstructor()) {
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$this->handleConstructor($commandMessage, $unitOfWork);
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return null;
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}
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return $this->handleMethod($commandMessage, $unitOfWork);
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}
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private function handleConstructor(
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CommandMessageInterface $commandMessage,
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UnitOfWorkInterface $unitOfWork
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) {
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$reflectionClass = $this->getMethod()->getDeclaringClass();
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$arguments = $this->resolveArguments($commandMessage);
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$object = $reflectionClass->newInstanceArgs($arguments);
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$this->repository->add($object);
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}
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private function handleMethod(
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CommandMessageInterface $commandMessage,
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UnitOfWorkInterface $unitOfWork
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) {
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$versionedId = $this->targetResolver->resolveTarget($commandMessage);
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$aggregate = $this->repository->load(
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$versionedId->getIdentifier(),
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$versionedId->getVersion()
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);
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$arguments = $this->resolveArguments($commandMessage);
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return $this->getMethod()->invokeArgs($aggregate, $arguments);
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}
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/**
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* @param string $className
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* @param RepositoryInterface $repository
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* @param CommandBusInterface $commandBus
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* @param ParameterResolverFactoryInterface $parameterResolver
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* @param CommandTargetResolverInterface $targetResolver
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* @param AnnotationReaderFactoryInterface $annotationReaderFactory
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*/
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public static function subscribe(
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$className,
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RepositoryInterface $repository,
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CommandBusInterface $commandBus,
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ParameterResolverFactoryInterface $parameterResolver,
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CommandTargetResolverInterface $targetResolver = null,
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AnnotationReaderFactoryInterface $annotationReaderFactory = null
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) {
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$inspector = new MethodMessageHandlerInspector(
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$annotationReaderFactory,
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new \ReflectionClass($className),
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CommandHandler::class
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);
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foreach ($inspector->getHandlerDefinitions() as $handlerDefinition) {
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$handler = new AnnotatedAggregateCommandHandler(
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$className,
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$handlerDefinition->getMethod()->name, $parameterResolver,
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$repository, $targetResolver, $annotationReaderFactory
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);
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$commandBus->subscribe(
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$handlerDefinition->getPayloadType(),
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$handler
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);
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}
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}
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}
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SmartGecko /
GovernorFramework
Loading history...
It seems like you allow that null is being passed for a parameter, however the function which is called does not seem to accept null.
We recommend to add an additional type check (or disallow null for the parameter):