Examples with MCRPath org.mycore.datamodel.niofs.MCRPath used on opensource projects

Example 91 with MCRPath

use of org.mycore.datamodel.niofs.MCRPath in project mycore by MyCoRe-Org.

the class MCRMETSServlet method getLastModified.

/*
     * (non-Javadoc)
     * 
     * @see
     * org.mycore.frontend.servlets.MCRServlet#getLastModified(javax.servlet
     * .http.HttpServletRequest)
     */
@Override
protected long getLastModified(HttpServletRequest request) {
    String ownerID = getOwnerID(request.getPathInfo());
    MCRSession session = MCRSessionMgr.getCurrentSession();
    MCRPath metsPath = MCRPath.getPath(ownerID, "/mets.xml");
    try {
        session.beginTransaction();
        try {
            if (Files.exists(metsPath)) {
                return Files.getLastModifiedTime(metsPath).toMillis();
            } else if (Files.isDirectory(metsPath.getParent())) {
                return Files.getLastModifiedTime(metsPath.getParent()).toMillis();
            }
        } catch (IOException e) {
            LOGGER.warn("Error while retrieving last modified information from {}", metsPath, e);
        }
        return -1L;
    } finally {
        session.commitTransaction();
        MCRSessionMgr.releaseCurrentSession();
        // just created session for db transaction
        session.close();
    }
}

Example 92 with MCRPath

use of org.mycore.datamodel.niofs.MCRPath in project mycore by MyCoRe-Org.

the class MCRRestAPIObjectsHelper method createXMLForSubdirectories.

private static void createXMLForSubdirectories(MCRPath mcrPath, Element currentElement, int currentDepth, int maxDepth) {
    if (currentDepth < maxDepth) {
        XPathExpression<Element> xp = XPathFactory.instance().compile("./children/child[@type='directory']", Filters.element());
        for (Element e : xp.evaluate(currentElement)) {
            String name = e.getChildTextNormalize("name");
            try {
                MCRPath pChild = (MCRPath) mcrPath.resolve(name);
                Document doc = MCRPathXML.getDirectoryXML(pChild);
                Element eChildren = doc.getRootElement().getChild("children");
                if (eChildren != null) {
                    e.addContent(eChildren.detach());
                    createXMLForSubdirectories(pChild, e, currentDepth + 1, maxDepth);
                }
            } catch (IOException ex) {
            // ignore
            }
        }
    }
}

Example 93 with MCRPath

use of org.mycore.datamodel.niofs.MCRPath in project mycore by MyCoRe-Org.

the class MCRRestAPIObjectsHelper method listContents.

/**
 * lists derivate content (file listing)
 * @param info - the Jersey UriInfo Object
 * @param request - the HTTPServletRequest object
 * @param mcrObjID - the MyCoRe Object ID
 * @param mcrDerID - the MyCoRe Derivate ID
 * @param format - the output format ('xml'|'json')
 * @param path - the sub path of a directory inside the derivate
 * @param depth - the level of subdirectories to be returned
 * @return a Jersey Response object
 * @throws MCRRestAPIException
 */
public static Response listContents(UriInfo info, HttpServletRequest httpRequest, Request request, String mcrObjID, String mcrDerID, String format, String path, int depth) throws MCRRestAPIException {
    if (!format.equals(MCRRestAPIObjects.FORMAT_JSON) && !format.equals(MCRRestAPIObjects.FORMAT_XML)) {
        throw new MCRRestAPIException(Response.Status.BAD_REQUEST, new MCRRestAPIError(MCRRestAPIError.CODE_WRONG_PARAMETER, "The syntax of format parameter is wrong.", "Allowed values for format are 'json' or 'xml'."));
    }
    MCRObject mcrObj = retrieveMCRObject(mcrObjID);
    MCRDerivate derObj = retrieveMCRDerivate(mcrObj, mcrDerID);
    String authHeader = MCRJSONWebTokenUtil.createJWTAuthorizationHeader(MCRJSONWebTokenUtil.retrieveAuthenticationToken(httpRequest));
    try {
        MCRPath root = MCRPath.getPath(derObj.getId().toString(), "/");
        BasicFileAttributes readAttributes = Files.readAttributes(root, BasicFileAttributes.class);
        Date lastModified = new Date(readAttributes.lastModifiedTime().toMillis());
        ResponseBuilder responseBuilder = request.evaluatePreconditions(lastModified);
        if (responseBuilder != null) {
            return responseBuilder.header(HEADER_NAME_AUTHORIZATION, authHeader).build();
        }
        switch(format) {
            case MCRRestAPIObjects.FORMAT_XML:
                Document docOut = listDerivateContentAsXML(derObj, path, depth, info);
                try (StringWriter sw = new StringWriter()) {
                    XMLOutputter xout = new XMLOutputter(Format.getPrettyFormat());
                    xout.output(docOut, sw);
                    return response(sw.toString(), "application/xml", lastModified, authHeader);
                } catch (IOException e) {
                    throw new MCRRestAPIException(Response.Status.INTERNAL_SERVER_ERROR, new MCRRestAPIError(MCRRestAPIError.CODE_INTERNAL_ERROR, GENERAL_ERROR_MSG, e.getMessage()));
                }
            case MCRRestAPIObjects.FORMAT_JSON:
                if (MCRRestAPIObjects.FORMAT_JSON.equals(format)) {
                    String result = listDerivateContentAsJson(derObj, path, depth, info);
                    return response(result, "application/json", lastModified, authHeader);
                }
            default:
                throw new MCRRestAPIException(Response.Status.INTERNAL_SERVER_ERROR, new MCRRestAPIError(MCRRestAPIError.CODE_INTERNAL_ERROR, "Unexepected program flow termination.", "Please contact a developer!"));
        }
    } catch (IOException e) {
        throw new MCRRestAPIException(Response.Status.INTERNAL_SERVER_ERROR, new MCRRestAPIError(MCRRestAPIError.CODE_INTERNAL_ERROR, "Unexepected program flow termination.", e.getMessage()));
    }
}

Example 94 with MCRPath

use of org.mycore.datamodel.niofs.MCRPath in project mycore by MyCoRe-Org.

the class MCRRestAPIObjectsHelper method listDerivateContentAsJson.

private static String listDerivateContentAsJson(MCRDerivate derObj, String path, int depth, UriInfo info) throws IOException {
    StringWriter sw = new StringWriter();
    MCRPath root = MCRPath.getPath(derObj.getId().toString(), "/");
    root = MCRPath.toMCRPath(root.resolve(path));
    if (depth == -1) {
        depth = Integer.MAX_VALUE;
    }
    if (root != null) {
        JsonWriter writer = new JsonWriter(sw);
        Files.walkFileTree(root, EnumSet.noneOf(FileVisitOption.class), depth, new MCRJSONFileVisitor(writer, derObj.getOwnerID(), derObj.getId(), info));
        writer.close();
    }
    return sw.toString();
}

Example 95 with MCRPath

use of org.mycore.datamodel.niofs.MCRPath in project mycore by MyCoRe-Org.

the class MCRURNGranularRESTRegistrationServiceTest method fullRegister.

@Test
public void fullRegister() throws Exception {
    new MockContentTypes();
    new MockFrontendUtil();
    new MockFiles();
    new MockAccessManager();
    new MockObjectDerivate();
    new MockDerivate();
    MockMetadataManager mockMetadataManager = new MockMetadataManager();
    MCRDerivate derivate = new MCRDerivate();
    MCRObjectID mcrObjectID = MCRPIUtils.getNextFreeID();
    derivate.setId(mcrObjectID);
    mockMetadataManager.put(mcrObjectID, derivate);
    Function<MCRDerivate, Stream<MCRPath>> foo = deriv -> IntStream.iterate(0, i -> i + 1).mapToObj(i -> "/foo/" + UUID.randomUUID() + "_" + String.format(Locale.getDefault(), "%02d", i)).map(f -> MCRPath.getPath(derivate.getId().toString(), f)).limit(numOfDerivFiles);
    String serviceID = "TestService";
    MCRURNGranularRESTRegistrationService testService = new MCRURNGranularRESTRegistrationService(serviceID, foo);
    testService.register(derivate, "", true);
    timerTask();
    List<MCRPIRegistrationInfo> registeredURNs = MCREntityManagerProvider.getEntityManagerFactory().createEntityManager().createNamedQuery("Get.PI.Created", MCRPIRegistrationInfo.class).setParameter("mcrId", mcrObjectID.toString()).setParameter("type", MCRDNBURN.TYPE).setParameter("service", serviceID).getResultList();
    Assert.assertEquals("Wrong number of registered URNs: ", numOfDerivFiles + 1, registeredURNs.size());
}