public void setNamespaceHelper(String uri, String prefix, String localName) throws ParserConfigurationException { this.namespaceHelper = new NamespaceHelper(uri, prefix, localName);
public void setNamespaceHelper(NamespaceHelper namespaceHelper) { this.namespaceHelper = namespaceHelper;
    public void setNamespaceHelper(String uri, String prefix, String localName)            throws ParserConfigurationException {        this.namespaceHelper = new NamespaceHelper(uri, prefix, localName);    }