/**
  * Filter the query by a related \Event object
  *
  * @param \Event|ObjectCollection $event The related object(s) to use as filter
  * @param string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL
  *
  * @throws \Propel\Runtime\Exception\PropelException
  *
  * @return ChildCommentQuery The current query, for fluid interface
  */
 public function filterByTarget_Event($event, $comparison = null)
 {
     if ($event instanceof \Event) {
         return $this->addUsingAlias(CommentTableMap::COL_TARGET_EVENT_ID, $event->getEventId(), $comparison);
     } elseif ($event instanceof ObjectCollection) {
         if (null === $comparison) {
             $comparison = Criteria::IN;
         }
         return $this->addUsingAlias(CommentTableMap::COL_TARGET_EVENT_ID, $event->toKeyValue('PrimaryKey', 'EventId'), $comparison);
     } else {
         throw new PropelException('filterByTarget_Event() only accepts arguments of type \\Event or Collection');
     }
 }
 /**
  * Exclude object from result
  *
  * @param   ChildEvent $event Object to remove from the list of results
  *
  * @return $this|ChildEventQuery The current query, for fluid interface
  */
 public function prune($event = null)
 {
     if ($event) {
         $this->addUsingAlias(EventTableMap::COL_EVENT_ID, $event->getEventId(), Criteria::NOT_EQUAL);
     }
     return $this;
 }
 /**
  * Declares an association between this object and a ChildEvent object.
  *
  * @param  ChildEvent $v
  * @return $this|\EventInterest The current object (for fluent API support)
  * @throws PropelException
  */
 public function setTarget_Event(ChildEvent $v = null)
 {
     if ($v === null) {
         $this->setTargetEventId(NULL);
     } else {
         $this->setTargetEventId($v->getEventId());
     }
     $this->aTarget_Event = $v;
     // Add binding for other direction of this n:n relationship.
     // If this object has already been added to the ChildEvent object, it will not be re-added.
     if ($v !== null) {
         $v->addInterest($this);
     }
     return $this;
 }