@Override
    public final void characters(final char[] ch, final int start, final int length) throws SAXException {
        content.append(ch, start, length);
        super.characters(ch, start, length);
    }
Sets the locator to use when reporting errors.

@param locator The locator to use.
stroom-search/stroom-search-extraction/src/main/java/stroom/search/extraction/AbstractFieldFilter.java