/**
* Fábrica de JoinAbstract
*
* @return JoinAbstract
* @throws IllegalArgumentException
* */
public static function factory()
{
$entity = func_get_arg(0);
$conditional = func_get_arg(1);
IllegalArgumentException::throwsExceptionIfParamIsNull(self::JOINABSTRACT_FACTORY_PARAM_NUMBER == func_num_args(), self::JOINABSTRACT_EXPECTED_TWO_PARAM);
IllegalArgumentException::throwsExceptionIfParamIsNull($entity instanceof Entity, self::JOINABSTRACT_FIRST_PARAM_MUST_BE_ENTITY);
IllegalArgumentException::throwsExceptionIfParamIsNull($conditional, self::JOINABSTRACT_SECOND_PARAM_MUST_BE_RELATIONALABSTRACT);
$join = parent::factory();
$join->_entity = $entity;
$join->_conditional = $conditional;
return $join;
}
/**
* Representação textual
*
* @return string
* @throws IllegalArgumentException
* */
public function render()
{
$content = parent::render();
IllegalArgumentException::throwsExceptionIfParamIsNull(self::T_COMMAND != $content, self::GROUPBY_UNAVAILABLE_COLUMN);
return $content;
}