private void parsePropFindRequest()

in openmeetings-service/src/main/java/org/apache/jackrabbit/webdav/WebdavRequestImpl.java [438:501]
54 lines of code
13 McCabe index (conditional complexity)

    private void parsePropFindRequest() throws DavException {
        propfindProps = new DavPropertyNameSet();
        Document requestDocument = getRequestDocument();
        // propfind httpRequest with empty body >> retrieve all property
        if (requestDocument == null) {
            return;
        }

        // propfind httpRequest with invalid body
        Element root = requestDocument.getDocumentElement();
        if (!XML_PROPFIND.equals(root.getLocalName())) {
            log.info("PropFind-Request has no <propfind> tag.");
            throw new DavException(DavServletResponse.SC_BAD_REQUEST, "PropFind-Request has no <propfind> tag.");
        }

        DavPropertyNameSet include = null;

        ElementIterator it = DomUtil.getChildren(root);
        int propfindTypeFound = 0;

        while (it.hasNext()) {
            Element child = it.nextElement();
            String nodeName = child.getLocalName();
            if (NAMESPACE.getURI().equals(child.getNamespaceURI())) {
                if (XML_PROP.equals(nodeName)) {
                    propfindType = PROPFIND_BY_PROPERTY;
                    propfindProps = new DavPropertyNameSet(child);
                    propfindTypeFound += 1;
                }
                else if (XML_PROPNAME.equals(nodeName)) {
                    propfindType = PROPFIND_PROPERTY_NAMES;
                    propfindTypeFound += 1;
                }
                else if (XML_ALLPROP.equals(nodeName)) {
                    propfindType = PROPFIND_ALL_PROP;
                    propfindTypeFound += 1;
                }
                else if (XML_INCLUDE.equals(nodeName)) {
                    include = new DavPropertyNameSet();
                    ElementIterator pit = DomUtil.getChildren(child);
                    while (pit.hasNext()) {
                        include.add(DavPropertyName.createFromXml(pit.nextElement()));
                    }
                }
            }
        }

        if (propfindTypeFound > 1) {
            log.info("Multiple top-level propfind instructions");
            throw new DavException(DavServletResponse.SC_BAD_REQUEST, "Multiple top-level propfind instructions");
        }

        if (include != null) {
            if (propfindType == PROPFIND_ALL_PROP) {
                // special case: allprop with include extension
                propfindType = PROPFIND_ALL_PROP_INCLUDE;
                propfindProps = include;
            }
            else {
                throw new DavException(DavServletResponse.SC_BAD_REQUEST, "<include> goes only with <allprop>");

            }
        }
    }