/**
  * Add a constraint
  *
  * @param \TYPO3\Flow\Package\MetaData\AbstractConstraint $constraint The constraint to add
  * @return void
  */
 public function addConstraint(\TYPO3\Flow\Package\MetaData\AbstractConstraint $constraint)
 {
     $this->constraints[$constraint->getConstraintType()][] = $constraint;
 }