Examples with MCRRestAPIException org.mycore.restapi.v1.errors.MCRRestAPIException used on opensource projects

Example 16 with MCRRestAPIException

use of org.mycore.restapi.v1.errors.MCRRestAPIException in project mycore by MyCoRe-Org.

the class MCRRestAPIObjectsHelper method showMCRObject.

public static Response showMCRObject(String pathParamId, String queryParamStyle, UriInfo info, HttpServletRequest request) throws MCRRestAPIException {
    MCRObject mcrObj = retrieveMCRObject(pathParamId);
    Document doc = mcrObj.createXML();
    Element eStructure = doc.getRootElement().getChild("structure");
    if (queryParamStyle != null && !MCRRestAPIObjects.STYLE_DERIVATEDETAILS.equals(queryParamStyle)) {
        throw new MCRRestAPIException(Response.Status.BAD_REQUEST, new MCRRestAPIError(MCRRestAPIError.CODE_WRONG_PARAMETER, "The value of parameter {style} is not allowed.", "Allowed values for {style} parameter are: " + MCRRestAPIObjects.STYLE_DERIVATEDETAILS));
    }
    if (MCRRestAPIObjects.STYLE_DERIVATEDETAILS.equals(queryParamStyle) && eStructure != null) {
        Element eDerObjects = eStructure.getChild("derobjects");
        if (eDerObjects != null) {
            for (Element eDer : eDerObjects.getChildren("derobject")) {
                String derID = eDer.getAttributeValue("href", MCRConstants.XLINK_NAMESPACE);
                try {
                    MCRDerivate der = MCRMetadataManager.retrieveMCRDerivate(MCRObjectID.getInstance(derID));
                    eDer.addContent(der.createXML().getRootElement().detach());
                    // <mycorederivate xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xsi:noNamespaceSchemaLocation="datamodel-derivate.xsd" ID="cpr_derivate_00003760" label="display_image" version="1.3">
                    // <derivate display="true">
                    eDer = eDer.getChild("mycorederivate").getChild("derivate");
                    Document docContents = listDerivateContentAsXML(MCRMetadataManager.retrieveMCRDerivate(MCRObjectID.getInstance(derID)), "/", -1, info);
                    if (docContents.hasRootElement()) {
                        eDer.addContent(docContents.getRootElement().detach());
                    }
                } catch (MCRException e) {
                    eDer.addContent(new Comment("Error: Derivate not found."));
                } catch (IOException e) {
                    eDer.addContent(new Comment("Error: Derivate content could not be listed: " + e.getMessage()));
                }
            }
        }
    }
    StringWriter sw = new StringWriter();
    XMLOutputter outputter = new XMLOutputter(Format.getPrettyFormat());
    try {
        String filter_id = MCRConfiguration.instance().getString("MCR.RestAPI.v1.Filter.XML", "");
        if (filter_id.length() > 0) {
            MCRContentTransformer trans = MCRContentTransformerFactory.getTransformer(filter_id);
            Document filtered_doc = trans.transform(new MCRJDOMContent(doc)).asXML();
            outputter.output(filtered_doc, sw);
        } else {
            outputter.output(doc, sw);
        }
    } catch (SAXException | JDOMException e) {
        throw new MCRRestAPIException(Response.Status.INTERNAL_SERVER_ERROR, new MCRRestAPIError(MCRRestAPIError.CODE_INTERNAL_ERROR, "Unable to transform MCRContent to XML document", e.getMessage()));
    } catch (IOException e) {
        throw new MCRRestAPIException(Response.Status.INTERNAL_SERVER_ERROR, new MCRRestAPIError(MCRRestAPIError.CODE_INTERNAL_ERROR, "Unable to retrieve/transform MyCoRe object", e.getMessage()));
    }
    String authHeader = MCRJSONWebTokenUtil.createJWTAuthorizationHeader(MCRJSONWebTokenUtil.retrieveAuthenticationToken(request));
    return Response.ok(sw.toString()).type("application/xml").header(HEADER_NAME_AUTHORIZATION, authHeader).build();
}