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<?php |
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namespace PhpDDD\DomainDrivenDesign\Exception; |
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use PhpDDD\DomainDrivenDesign\Command\AbstractCommand; |
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use PhpDDD\DomainDrivenDesign\Command\CommandHandlerInterface; |
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/** |
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* |
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*/ |
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final class CommandDispatcherException extends \LogicException implements ExceptionInterface |
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{ |
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/** |
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* @param AbstractCommand $command |
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* |
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* @return CommandDispatcherException |
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*/ |
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public static function commandHandlerNotFound(AbstractCommand $command) |
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{ |
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return new self(sprintf('There is no known handler for the command type %s.', get_class($command))); |
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} |
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/** |
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* @param AbstractCommand $command |
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* @param CommandHandlerInterface[] $commandHandlers |
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* |
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* @return CommandDispatcherException |
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*/ |
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public static function tooManyCommandHandler(AbstractCommand $command, array $commandHandlers) |
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{ |
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$handlerClassNames = array_map( |
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function (CommandHandlerInterface $commandHandler) { |
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return get_class($commandHandler); |
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}, |
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$commandHandlers |
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); |
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return new self( |
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sprintf( |
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'There are too many command handler for the command type %s. Candidates are %s.', |
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get_class($command), |
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implode(', ', $handlerClassNames) |
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) |
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); |
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} |
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/** |
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* @param string $commandClassName |
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* @param CommandHandlerInterface $previous |
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* @param CommandHandlerInterface $current |
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* |
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* @return CommandDispatcherException |
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*/ |
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public static function commandHandlerAlreadyDefinedForCommand( |
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$commandClassName, |
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CommandHandlerInterface $previous, |
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CommandHandlerInterface $current |
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) { |
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$message = 'Trying to add handler %3$s handling command %1$s which is already handled by %2$s.'; |
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if (get_class($previous) === get_class($current)) { |
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$message = 'Trying to add multiple handling method for the command %1$s in the handler %2$s'; |
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} |
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return new self(sprintf($message, $commandClassName, get_class($previous), get_class($current))); |
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} |
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} |
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php-ddd /
domain-driven-design
