/**
* Exclude object from result
*
* @param Amistad $amistad Object to remove from the list of results
*
* @return AmistadQuery The current query, for fluid interface
*/
public function prune($amistad = null)
{
if ($amistad) {
$this->addUsingAlias(AmistadPeer::ID, $amistad->getId(), Criteria::NOT_EQUAL);
}
return $this;
}
