/**
* {@inheritdoc}
*/
public function read()
{
$entities = [];
while ($entity = parent::read()) {
$entities[] = $entity;
}
return empty($entities) ? null : $entities;
}
/**
* {@inheritdoc}
*/
public function read()
{
$attribute = parent::read();
$attributeMapping = $this->attributeCodeMappingMerger->getMapping();
while ($attribute !== null && $this->isAttributeIgnored($attribute, $attributeMapping)) {
$attribute = parent::read();
}
return $attribute;
}
/**
* @return array|mixed|null
*/
public function read()
{
$entities = [];
while ($entity = parent::read()) {
$entities[] = $entity;
$this->stepExecution->incrementReadCount();
}
return empty($entities) ? null : $entities;
}