getMulti() public method

public getMulti ( array $keys, array &$tokens = null )
$keys array
$tokens array
 /**
  * In addition to all writes being stored to $local, we'll also
  * keep get() values around ;).
  *
  * {@inheritdoc}
  */
 public function getMulti(array $keys, array &$tokens = null)
 {
     $values = $this->transaction->getMulti($keys, $tokens);
     $missing = array_diff_key($values, $this->local->getMulti($keys));
     if (!empty($missing)) {
         $this->local->setMulti($missing);
     }
     return $values;
 }