@param uri The element's Namespace URI, or the empty string.
@param localName The element's local name, or the empty string.
@param qName The element's qualified (prefixed) name, or the empty
string.
@param atts The element's attributes.
@exception org.xml.sax.SAXException The client may throw
an exception during processing.
Filter a start element event.
@param uri The element's Namespace URI, or the empty string. @param localName The element's local name, or the empty string. @param qName The element's qualified (prefixed) name, or the empty string. @param atts The element's attributes. @exception org.xml.sax.SAXException The client may throw an exception during processing.