/**
* Gets the number of Batch objects related by a many-to-many relationship
* to the current object by way of the R_batch_forbook cross-reference table.
*
* @param Criteria $criteria Optional query object to filter the query
* @param boolean $distinct Set to true to force count distinct
* @param ConnectionInterface $con Optional connection object
*
* @return int the number of related Batch objects
*/
public function countBatches(Criteria $criteria = null, $distinct = false, ConnectionInterface $con = null)
{
$partial = $this->collBatchesPartial && !$this->isNew();
if (null === $this->collBatches || null !== $criteria || $partial) {
if ($this->isNew() && null === $this->collBatches) {
return 0;
} else {
if ($partial && !$criteria) {
return count($this->getBatches());
}
$query = ChildBatchQuery::create(null, $criteria);
if ($distinct) {
$query->distinct();
}
return $query->filterByBooks($this)->count($con);
}
} else {
return count($this->collBatches);
}
}
/**
* Returns a new ChildBatchQuery object.
*
* @param string $modelAlias The alias of a model in the query
* @param Criteria $criteria Optional Criteria to build the query from
*
* @return ChildBatchQuery
*/
public static function create($modelAlias = null, Criteria $criteria = null)
{
if ($criteria instanceof ChildBatchQuery) {
return $criteria;
}
$query = new ChildBatchQuery();
if (null !== $modelAlias) {
$query->setModelAlias($modelAlias);
}
if ($criteria instanceof Criteria) {
$query->mergeWith($criteria);
}
return $query;
}
/**
* Builds a Criteria object containing the primary key for this object.
*
* Unlike buildCriteria() this method includes the primary key values regardless
* of whether or not they have been modified.
*
* @throws LogicException if no primary key is defined
*
* @return Criteria The Criteria object containing value(s) for primary key(s).
*/
public function buildPkeyCriteria()
{
$criteria = ChildBatchQuery::create();
$criteria->add(BatchTableMap::COL_ID, $this->id);
return $criteria;
}
