func (c *Collection) collectionOnSession(sess *mgo.Session) *mgo.Collection {
	return sess.DB(c.Database).C(c.Name)
}
func (c *Collection) collectionOnSession(sess *mgo.Session) *mgo.Collection {
	return sess.DB(c.Database).C(c.Name)
}
func ( c * Collection ) collectionOnSession ( sess * mgo . Session ) * mgo . Collection { return sess . DB ( c . Database ) . C ( c . Name ) }
// CollectionOnSession ...
CollectionOnSession ...