/**
* Factory that creates a PutRequest from a PutItem command
*
* @param AbstractCommand $command The command to create the request from
*
* @return PutRequest
*
* @throws InvalidArgumentException if the command is not a PutItem command
*/
public static function fromCommand(AbstractCommand $command)
{
if ($command->getName() !== 'PutItem') {
throw new InvalidArgumentException();
}
// Get relevant data for a PutRequest
$table = $command->get('TableName');
$item = $command->get('Item');
// Return an instantiated PutRequest object
return new PutRequest($item, $table);
}
/**
* Factory that creates a DeleteRequest from a DeleteItem command
*
* @param AbstractCommand $command The command to create the request from
*
* @return PutRequest
*
* @throws InvalidArgumentException if the command is not a DeleteItem command
*/
public static function fromCommand(AbstractCommand $command)
{
if ($command->getName() !== 'DeleteItem') {
throw new InvalidArgumentException();
}
// Get relevant data for a DeleteRequest
$table = $command->get('TableName');
$key = $command->get('Key');
// Return an instantiated DeleteRequest object
return new DeleteRequest($key, $table);
}
/**
* Determines whether a command's response type is a model
*
* @param Guzzle\Service\Command\AbstractCommand $command
*
* @return boolean
*/
public function responseTypeIsModel(AbstractCommand $command)
{
$operation = $command->getOperation();
$processing = $command->get(AbstractCommand::RESPONSE_PROCESSING);
$description = $operation->getServiceDescription();
return $operation->getResponseType() == OperationInterface::TYPE_MODEL && $description->hasModel($operation->getResponseClass()) && $processing == AbstractCommand::TYPE_MODEL;
}
