@Override
    public void start() throws SAXException {
        reverseSortedLocations.clear();
        lines.clear();
        currentLine = null;
        newLine();
        prevWasCr = false;
    }
@see org.xml.sax.ContentHandler#characters(char[], int, int)
@see java.lang.StringBuffer#append(char[], int, int)
src/nu/validator/source/SourceCode.java