/** * Declares an association between this object and a DocumentCategory object. * * @param DocumentCategory $v * @return Document The current object (for fluent API support) * @throws PropelException */ public function setDocumentCategory(DocumentCategory $v = null) { if ($v === null) { $this->setDocumentCategoryId(NULL); } else { $this->setDocumentCategoryId($v->getId()); } $this->aDocumentCategory = $v; // Add binding for other direction of this n:n relationship. // If this object has already been added to the DocumentCategory object, it will not be re-added. if ($v !== null) { $v->addDocument($this); } return $this; }