function ConfigEntityType::getConstraints

Overrides EntityType::getConstraints

File

core/lib/Drupal/Core/Config/Entity/ConfigEntityType.php, line 193

Class

ConfigEntityType

Provides an implementation of a configuration entity type and its metadata.

Namespace

Code

public function getConstraints() {
  $constraints = parent::getConstraints();
  // If there is an ID key for this config entity type, make it immutable by
  // default. Individual config entities can override this with an
  // `ImmutableProperties` constraint in their definition that is either empty,
  // or with an alternative set of immutable properties.
  $id_key = $this->getKey('id');
  if ($id_key) {
    $constraints += [
      'ImmutableProperties' => [
        $id_key,
      ],
    ];
  }
  return $constraints;
}