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

Example 71 with MCRPath

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

the class MCRSwordMediaHandler method deleteMediaResource.

public void deleteMediaResource(String derivateId, String requestFilePath) throws SwordError, SwordServerException {
    if (!MCRAccessManager.checkPermission(derivateId, MCRAccessManager.PERMISSION_DELETE)) {
        throw new SwordError(UriRegistry.ERROR_METHOD_NOT_ALLOWED, "You dont have the right to delete (from) the derivate!");
    }
    if (requestFilePath == null || requestFilePath.equals("/")) {
        final MCRObjectID derivateID = MCRObjectID.getInstance(derivateId);
        if (MCRMetadataManager.exists(derivateID)) {
            final MCRDerivate mcrDerivate = MCRMetadataManager.retrieveMCRDerivate(derivateID);
            try {
                MCRMetadataManager.delete(mcrDerivate);
            } catch (MCRAccessException e) {
                throw new SwordError(UriRegistry.ERROR_METHOD_NOT_ALLOWED, e);
            }
        } else {
            throw new SwordError(UriRegistry.ERROR_BAD_REQUEST, HttpServletResponse.SC_NOT_FOUND, "The requested Object '" + requestFilePath + "' does not exists.");
        }
    } else {
        final MCRPath path = MCRPath.getPath(derivateId, requestFilePath);
        checkFile(path);
        try {
            if (Files.isDirectory(path)) {
                Files.walkFileTree(path, new SimpleFileVisitor<Path>() {

                    @Override
                    public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                        Files.delete(file);
                        return FileVisitResult.CONTINUE;
                    }

                    @Override
                    public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOException {
                        Files.delete(dir);
                        return FileVisitResult.CONTINUE;
                    }
                });
            } else {
                Files.delete(path);
            }
        } catch (IOException e) {
            throw new SwordServerException("Error while deleting media resource!", e);
        }
    }
}

Example 72 with MCRPath

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

the class MCRSolrIndexEventHandler method addFile.

protected synchronized void addFile(Path path, BasicFileAttributes attrs) {
    if (path instanceof MCRPath) {
        // check if the derivate is marked for deletion
        MCRPath mcrPath = (MCRPath) path;
        String owner = mcrPath.getOwner();
        if (MCRObjectID.isValid(owner)) {
            MCRObjectID mcrObjectID = MCRObjectID.getInstance(owner);
            if (MCRMarkManager.instance().isMarkedForDeletion(mcrObjectID)) {
                return;
            }
        }
    }
    MCRSessionMgr.getCurrentSession().onCommit(() -> {
        try {
            MCRSolrIndexer.submitIndexHandler(MCRSolrIndexHandlerFactory.getInstance().getIndexHandler(path, attrs, MCRSolrClientFactory.getSolrClient()), MCRSolrIndexer.HIGH_PRIORITY);
        } catch (Exception ex) {
            LOGGER.error("Error creating transfer thread for file {}", path, ex);
        }
    });
}

Example 73 with MCRPath

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

the class MCRSolrFilesIndexHandler method indexDerivate.

protected void indexDerivate(MCRObjectID derivateID) throws IOException {
    MCRPath rootPath = MCRPath.getPath(derivateID.toString(), "/");
    final MCRSolrIndexHandlerFactory ihf = MCRSolrIndexHandlerFactory.getInstance();
    final List<MCRSolrIndexHandler> subHandlerList = this.subHandlerList;
    final List<SolrInputDocument> docs = new ArrayList<>();
    final SolrClient solrClient = this.solrClient;
    Files.walkFileTree(rootPath, new SimpleFileVisitor<Path>() {

        @Override
        public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
            boolean sendContent = ihf.checkFile(file, attrs);
            try {
                if (sendContent) {
                    subHandlerList.add(ihf.getIndexHandler(file, attrs, solrClient, true));
                } else {
                    SolrInputDocument fileDoc = MCRSolrPathDocumentFactory.getInstance().getDocument(file, attrs);
                    docs.add(fileDoc);
                }
            } catch (Exception ex) {
                LOGGER.error("Error creating transfer thread", ex);
            }
            return super.visitFile(file, attrs);
        }
    });
    int fileCount = subHandlerList.size() + docs.size();
    LOGGER.info("Sending {} file(s) for derivate \"{}\"", fileCount, derivateID);
    if (!docs.isEmpty()) {
        MCRSolrInputDocumentsHandler subHandler = new MCRSolrInputDocumentsHandler(docs, solrClient);
        subHandler.setCommitWithin(getCommitWithin());
        this.subHandlerList.add(subHandler);
    }
}

Example 74 with MCRPath

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

the class MCRSwordUtil method createDerivate.

public static MCRDerivate createDerivate(String documentID) throws MCRPersistenceException, IOException, MCRAccessException {
    final String projectId = MCRObjectID.getInstance(documentID).getProjectId();
    MCRObjectID oid = MCRObjectID.getNextFreeId(projectId, "derivate");
    final String derivateID = oid.toString();
    MCRDerivate derivate = new MCRDerivate();
    derivate.setId(oid);
    derivate.setLabel("data object from " + documentID);
    String schema = CONFIG.getString("MCR.Metadata.Config.derivate", "datamodel-derivate.xml").replaceAll(".xml", ".xsd");
    derivate.setSchema(schema);
    MCRMetaLinkID linkId = new MCRMetaLinkID();
    linkId.setSubTag("linkmeta");
    linkId.setReference(documentID, null, null);
    derivate.getDerivate().setLinkMeta(linkId);
    MCRMetaIFS ifs = new MCRMetaIFS();
    ifs.setSubTag("internal");
    ifs.setSourcePath(null);
    derivate.getDerivate().setInternals(ifs);
    LOGGER.debug("Creating new derivate with ID {}", derivateID);
    MCRMetadataManager.create(derivate);
    if (CONFIG.getBoolean("MCR.Access.AddDerivateDefaultRule", true)) {
        MCRAccessInterface AI = MCRAccessManager.getAccessImpl();
        Collection<String> configuredPermissions = AI.getAccessPermissionsFromConfiguration();
        for (String permission : configuredPermissions) {
            MCRAccessManager.addRule(derivateID, permission, MCRAccessManager.getTrueRule(), "default derivate rule");
        }
    }
    final MCRPath rootDir = MCRPath.getPath(derivateID, "/");
    if (Files.notExists(rootDir)) {
        rootDir.getFileSystem().createRoot(derivateID);
    }
    return derivate;
}

Example 75 with MCRPath

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

the class MCRSwordUtil method extractZipToPath.

public static void extractZipToPath(Path zipFilePath, MCRPath target) throws SwordError, IOException, NoSuchAlgorithmException, URISyntaxException {
    LOGGER.info("Extracting zip: {}", zipFilePath);
    try (FileSystem zipfs = FileSystems.newFileSystem(new URI("jar:" + zipFilePath.toUri()), new HashMap<>())) {
        final Path sourcePath = zipfs.getPath("/");
        Files.walkFileTree(sourcePath, new SimpleFileVisitor<Path>() {

            @Override
            public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs) throws IOException {
                final Path relativeSP = sourcePath.relativize(dir);
                // WORKAROUND for bug
                Path targetdir = relativeSP.getNameCount() == 0 ? target : target.resolve(relativeSP);
                try {
                    Files.copy(dir, targetdir);
                } catch (FileAlreadyExistsException e) {
                    if (!Files.isDirectory(targetdir))
                        throw e;
                }
                return FileVisitResult.CONTINUE;
            }

            @Override
            public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                MCRSession currentSession = MCRSessionMgr.getCurrentSession();
                LOGGER.info("Extracting: {}", file);
                Path targetFilePath = target.resolve(sourcePath.relativize(file));
                // and before completion we start the transaction to let niofs write the md5 to the table
                try (SeekableByteChannel destinationChannel = Files.newByteChannel(targetFilePath, StandardOpenOption.WRITE, StandardOpenOption.SYNC, StandardOpenOption.CREATE);
                    SeekableByteChannel sourceChannel = Files.newByteChannel(file, StandardOpenOption.READ)) {
                    if (currentSession.isTransactionActive()) {
                        currentSession.commitTransaction();
                    }
                    ByteBuffer buffer = ByteBuffer.allocateDirect(COPY_BUFFER_SIZE);
                    while (sourceChannel.read(buffer) != -1 || buffer.position() > 0) {
                        buffer.flip();
                        destinationChannel.write(buffer);
                        buffer.compact();
                    }
                } finally {
                    if (!currentSession.isTransactionActive()) {
                        currentSession.beginTransaction();
                    }
                }
                return FileVisitResult.CONTINUE;
            }
        });
    }
}