protected void downgradeAnhangElements(Document doc) throws JaxenException {
        List nodes = XmlUtils.newXPath(
                "/io:openimmo/io:anbieter/io:anhang | " +
                        "/io:openimmo/io:anbieter/io:immobilie/io:anhaenge/io:anhang",
                doc).selectNodes(doc);
        for (Object item : nodes) {
            Element node = (Element) item;

            String value = StringUtils.trimToNull(node.getAttribute("gruppe"));
            if ("QRCODE".equalsIgnoreCase(value))
                node.removeAttribute("gruppe");
            else if ("FILM".equalsIgnoreCase(value))
                node.removeAttribute("gruppe");
            else if ("FILMLINK".equalsIgnoreCase(value))
                node.removeAttribute("gruppe");

            value = StringUtils.trimToNull(node.getAttribute("location"));
            if ("REMOTE".equalsIgnoreCase(value))
                node.setAttribute("location", "EXTERN");

            List childNodes = XmlUtils.newXPath("io:check", doc)
                    .selectNodes(node);
            for (Object childItem : childNodes) {
                node.removeChild((Node) childItem);
            }
        }
    }
protected void downgradeAnhangElements(Document doc) throws JaxenException {
        List nodes = XmlUtils.newXPath(
                "/io:openimmo/io:anbieter/io:anhang | " +
                        "/io:openimmo/io:anbieter/io:immobilie/io:anhaenge/io:anhang",
                doc).selectNodes(doc);
        for (Object item : nodes) {
            Element node = (Element) item;

            String value = StringUtils.trimToNull(node.getAttribute("gruppe"));
            if ("QRCODE".equalsIgnoreCase(value))
                node.removeAttribute("gruppe");
            else if ("FILM".equalsIgnoreCase(value))
                node.removeAttribute("gruppe");
            else if ("FILMLINK".equalsIgnoreCase(value))
                node.removeAttribute("gruppe");

            value = StringUtils.trimToNull(node.getAttribute("location"));
            if ("REMOTE".equalsIgnoreCase(value))
                node.setAttribute("location", "EXTERN");

            List childNodes = XmlUtils.newXPath("io:check", doc)
                    .selectNodes(node);
            for (Object childItem : childNodes) {
                node.removeChild((Node) childItem);
            }
        }
    }
protected void downgradeAnhangElements ( Document doc ) throws JaxenException { List nodes = XmlUtils . newXPath ( "/io:openimmo/io:anbieter/io:anhang | " + "/io:openimmo/io:anbieter/io:immobilie/io:anhaenge/io:anhang" , doc ) . selectNodes ( doc ) ; for ( Object item : nodes ) { Element node = ( Element ) item ; String value = StringUtils . trimToNull ( node . getAttribute ( "gruppe" ) ) ; if ( "QRCODE" . equalsIgnoreCase ( value ) ) node . removeAttribute ( "gruppe" ) ; else if ( "FILM" . equalsIgnoreCase ( value ) ) node . removeAttribute ( "gruppe" ) ; else if ( "FILMLINK" . equalsIgnoreCase ( value ) ) node . removeAttribute ( "gruppe" ) ; value = StringUtils . trimToNull ( node . getAttribute ( "location" ) ) ; if ( "REMOTE" . equalsIgnoreCase ( value ) ) node . setAttribute ( "location" , "EXTERN" ) ; List childNodes = XmlUtils . newXPath ( "io:check" , doc ) . selectNodes ( node ) ; for ( Object childItem : childNodes ) { node . removeChild ( ( Node ) childItem ) ; } } }
Downgrade &lt;anhang&gt; elements to OpenImmo 1.2.3.
<p>
The options "QRCODE", "FILM", "FILMLINK" for the "gruppe" attribute of
&lt;anhang&gt; elements are not available in version 1.2.3.
<p>
The option "REMOTE" for the "location" attribute of
&lt;anhang&gt; elements is not available in version 1.2.3.
<p>
The the child element &lt;check&gt; of &lt;anhang&gt; elements is not
available in version 1.2.3.

@param doc OpenImmo document in version 1.2.4
@throws JaxenException if xpath evaluation failed
Downgrade &lt ; anhang&gt ; elements to OpenImmo 1 . 2 . 3 . <p > The options QRCODE FILM FILMLINK for the gruppe attribute of &lt ; anhang&gt ; elements are not available in version 1 . 2 . 3 . <p > The option REMOTE for the location attribute of &lt ; anhang&gt ; elements is not available in version 1 . 2 . 3 . <p > The the child element &lt ; check&gt ; of &lt ; anhang&gt ; elements is not available in version 1 . 2 . 3 .