Creates a new instance of the XmlFilter class that is only used when this object is used as argument to a remote filtering method that accepts it. When using this constructor you cannot call the Filter method unless you are in an HttpContext or the properties for ConnectionId and SessionId are set.

Creates a new instance of the XmlFilter class that can be used to perform a query against the Content Studio Xml index. No validation of the parameters against Content Studio is done in this constructor.