countInstancesOfType() abstract public method

Counts the number of instances that exists of the identified type.
abstract public countInstancesOfType ( integer $typeId ) : integer
$typeId integer
return integer
 /**
  * Counts the number of instances that exists of the identified type.
  *
  * @param int $typeId
  *
  * @return int
  */
 public function countInstancesOfType($typeId)
 {
     try {
         return $this->innerGateway->countInstancesOfType($typeId);
     } catch (DBALException $e) {
         throw new RuntimeException('Database error', 0, $e);
     } catch (PDOException $e) {
         throw new RuntimeException('Database error', 0, $e);
     }
 }
 /**
  * Counts the number of Content instances of the ContentType identified by given $contentTypeId.
  *
  * @param mixed $contentTypeId
  *
  * @return int
  */
 public function getContentCount( $contentTypeId )
 {
     return $this->contentTypeGateway->countInstancesOfType( $contentTypeId );
 }