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public function SourcePluginBase::key in Drupal 8

Same name and namespace in other branches
  1. 9 core/modules/migrate/src/Plugin/migrate/source/SourcePluginBase.php \Drupal\migrate\Plugin\migrate\source\SourcePluginBase::key()

Gets the iterator key.

Implementation of \Iterator::key() - called when entering a loop iteration, returning the key of the current row. It must be a scalar - we will serialize to fulfill the requirement, but using getCurrentIds() is preferable.

File

core/modules/migrate/src/Plugin/migrate/source/SourcePluginBase.php, line 307

Class

SourcePluginBase
The base class for source plugins.

Namespace

Drupal\migrate\Plugin\migrate\source

Code

public function key() {
  return serialize($this->currentSourceIds);
}