/**
* {@inheritdoc}
*/
public function next()
{
$this->iterationPos++;
// call the underlying iterator to make sure a batch is loaded
// actually $this->batch is initialized at this moment
$this->iterator->next();
// skip invalid messages (they are not added to $this->batch)
while (!isset($this->batch[$this->iterationPos]) && $this->iterator->valid()) {
$this->iterationPos++;
$this->iterator->next();
}
}
/**
* Move forward to next element
*/
public function next()
{
$this->iterator->next();
}