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Example 1 with FlowFileUnpackagerV3

use of org.apache.nifi.util.FlowFileUnpackagerV3 in project nifi by apache.

the class UnpackContent method onTrigger.

@Override
public void onTrigger(final ProcessContext context, final ProcessSession session) throws ProcessException {
    FlowFile flowFile = session.get();
    if (flowFile == null) {
        return;
    }
    final ComponentLog logger = getLogger();
    PackageFormat packagingFormat = PackageFormat.getFormat(context.getProperty(PACKAGING_FORMAT).getValue().toLowerCase());
    if (packagingFormat == PackageFormat.AUTO_DETECT_FORMAT) {
        packagingFormat = null;
        final String mimeType = flowFile.getAttribute(CoreAttributes.MIME_TYPE.key());
        if (mimeType == null) {
            logger.error("No mime.type attribute set for {}; routing to failure", new Object[] { flowFile });
            session.transfer(flowFile, REL_FAILURE);
            return;
        }
        for (PackageFormat format : PackageFormat.values()) {
            if (mimeType.toLowerCase().equals(format.getMimeType())) {
                packagingFormat = format;
            }
        }
        if (packagingFormat == null) {
            logger.info("Cannot unpack {} because its mime.type attribute is set to '{}', which is not a format that can be unpacked; routing to 'success'", new Object[] { flowFile, mimeType });
            session.transfer(flowFile, REL_SUCCESS);
            return;
        }
    }
    // set the Unpacker to use for this FlowFile.  FlowFileUnpackager objects maintain state and are not reusable.
    final Unpacker unpacker;
    final boolean addFragmentAttrs;
    switch(packagingFormat) {
        case TAR_FORMAT:
        case X_TAR_FORMAT:
            unpacker = tarUnpacker;
            addFragmentAttrs = true;
            break;
        case ZIP_FORMAT:
            unpacker = zipUnpacker;
            addFragmentAttrs = true;
            break;
        case FLOWFILE_STREAM_FORMAT_V2:
            unpacker = new FlowFileStreamUnpacker(new FlowFileUnpackagerV2());
            addFragmentAttrs = false;
            break;
        case FLOWFILE_STREAM_FORMAT_V3:
            unpacker = new FlowFileStreamUnpacker(new FlowFileUnpackagerV3());
            addFragmentAttrs = false;
            break;
        case FLOWFILE_TAR_FORMAT:
            unpacker = new FlowFileStreamUnpacker(new FlowFileUnpackagerV1());
            addFragmentAttrs = false;
            break;
        case AUTO_DETECT_FORMAT:
        default:
            // The format of the unpacker should be known before initialization
            throw new ProcessException(packagingFormat + " is not a valid packaging format");
    }
    final List<FlowFile> unpacked = new ArrayList<>();
    try {
        unpacker.unpack(session, flowFile, unpacked);
        if (unpacked.isEmpty()) {
            logger.error("Unable to unpack {} because it does not appear to have any entries; routing to failure", new Object[] { flowFile });
            session.transfer(flowFile, REL_FAILURE);
            return;
        }
        if (addFragmentAttrs) {
            finishFragmentAttributes(session, flowFile, unpacked);
        }
        session.transfer(unpacked, REL_SUCCESS);
        final String fragmentId = unpacked.size() > 0 ? unpacked.get(0).getAttribute(FRAGMENT_ID) : null;
        flowFile = FragmentAttributes.copyAttributesToOriginal(session, flowFile, fragmentId, unpacked.size());
        session.transfer(flowFile, REL_ORIGINAL);
        session.getProvenanceReporter().fork(flowFile, unpacked);
        logger.info("Unpacked {} into {} and transferred to success", new Object[] { flowFile, unpacked });
    } catch (final ProcessException | InvalidPathException e) {
        logger.error("Unable to unpack {} due to {}; routing to failure", new Object[] { flowFile, e });
        session.transfer(flowFile, REL_FAILURE);
        session.remove(unpacked);
    }
}
Also used : FlowFile(org.apache.nifi.flowfile.FlowFile) ArrayList(java.util.ArrayList) ComponentLog(org.apache.nifi.logging.ComponentLog) InvalidPathException(java.nio.file.InvalidPathException) FlowFileUnpackagerV3(org.apache.nifi.util.FlowFileUnpackagerV3) ProcessException(org.apache.nifi.processor.exception.ProcessException) FlowFileUnpackagerV2(org.apache.nifi.util.FlowFileUnpackagerV2) FlowFileUnpackagerV1(org.apache.nifi.util.FlowFileUnpackagerV1)

Example 2 with FlowFileUnpackagerV3

use of org.apache.nifi.util.FlowFileUnpackagerV3 in project nifi by apache.

the class ListenHTTPServlet method doPost.

@Override
protected void doPost(final HttpServletRequest request, final HttpServletResponse response) throws ServletException, IOException {
    final ProcessContext context = processContext;
    ProcessSessionFactory sessionFactory;
    do {
        sessionFactory = sessionFactoryHolder.get();
        if (sessionFactory == null) {
            try {
                Thread.sleep(10);
            } catch (final InterruptedException e) {
            }
        }
    } while (sessionFactory == null);
    final ProcessSession session = sessionFactory.createSession();
    FlowFile flowFile = null;
    String holdUuid = null;
    String foundSubject = null;
    try {
        final long n = filesReceived.getAndIncrement() % FILES_BEFORE_CHECKING_DESTINATION_SPACE;
        if (n == 0 || !spaceAvailable.get()) {
            if (context.getAvailableRelationships().isEmpty()) {
                spaceAvailable.set(false);
                if (logger.isDebugEnabled()) {
                    logger.debug("Received request from " + request.getRemoteHost() + " but no space available; Indicating Service Unavailable");
                }
                response.sendError(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
                return;
            } else {
                spaceAvailable.set(true);
            }
        }
        response.setHeader("Content-Type", MediaType.TEXT_PLAIN);
        final boolean contentGzipped = Boolean.parseBoolean(request.getHeader(GZIPPED_HEADER));
        final X509Certificate[] certs = (X509Certificate[]) request.getAttribute("javax.servlet.request.X509Certificate");
        foundSubject = DEFAULT_FOUND_SUBJECT;
        if (certs != null && certs.length > 0) {
            for (final X509Certificate cert : certs) {
                foundSubject = cert.getSubjectDN().getName();
                if (authorizedPattern.matcher(foundSubject).matches()) {
                    break;
                } else {
                    logger.warn("Rejecting transfer attempt from " + foundSubject + " because the DN is not authorized, host=" + request.getRemoteHost());
                    response.sendError(HttpServletResponse.SC_FORBIDDEN, "not allowed based on dn");
                    return;
                }
            }
        }
        final String destinationVersion = request.getHeader(PROTOCOL_VERSION_HEADER);
        Integer protocolVersion = null;
        if (destinationVersion != null) {
            try {
                protocolVersion = Integer.valueOf(destinationVersion);
            } catch (final NumberFormatException e) {
            // Value was invalid. Treat as if the header were missing.
            }
        }
        final boolean destinationIsLegacyNiFi = (protocolVersion == null);
        final boolean createHold = Boolean.parseBoolean(request.getHeader(FLOWFILE_CONFIRMATION_HEADER));
        final String contentType = request.getContentType();
        final InputStream unthrottled = contentGzipped ? new GZIPInputStream(request.getInputStream()) : request.getInputStream();
        final InputStream in = (streamThrottler == null) ? unthrottled : streamThrottler.newThrottledInputStream(unthrottled);
        if (logger.isDebugEnabled()) {
            logger.debug("Received request from " + request.getRemoteHost() + ", createHold=" + createHold + ", content-type=" + contentType + ", gzip=" + contentGzipped);
        }
        final AtomicBoolean hasMoreData = new AtomicBoolean(false);
        final FlowFileUnpackager unpackager;
        if (APPLICATION_FLOW_FILE_V3.equals(contentType)) {
            unpackager = new FlowFileUnpackagerV3();
        } else if (APPLICATION_FLOW_FILE_V2.equals(contentType)) {
            unpackager = new FlowFileUnpackagerV2();
        } else if (APPLICATION_FLOW_FILE_V1.equals(contentType)) {
            unpackager = new FlowFileUnpackagerV1();
        } else {
            unpackager = null;
        }
        final Set<FlowFile> flowFileSet = new HashSet<>();
        do {
            final long startNanos = System.nanoTime();
            final Map<String, String> attributes = new HashMap<>();
            flowFile = session.create();
            flowFile = session.write(flowFile, new OutputStreamCallback() {

                @Override
                public void process(final OutputStream rawOut) throws IOException {
                    try (final BufferedOutputStream bos = new BufferedOutputStream(rawOut, 65536)) {
                        if (unpackager == null) {
                            IOUtils.copy(in, bos);
                            hasMoreData.set(false);
                        } else {
                            attributes.putAll(unpackager.unpackageFlowFile(in, bos));
                            if (destinationIsLegacyNiFi) {
                                if (attributes.containsKey("nf.file.name")) {
                                    // for backward compatibility with old nifi...
                                    attributes.put(CoreAttributes.FILENAME.key(), attributes.remove("nf.file.name"));
                                }
                                if (attributes.containsKey("nf.file.path")) {
                                    attributes.put(CoreAttributes.PATH.key(), attributes.remove("nf.file.path"));
                                }
                            }
                            hasMoreData.set(unpackager.hasMoreData());
                        }
                    }
                }
            });
            final long transferNanos = System.nanoTime() - startNanos;
            final long transferMillis = TimeUnit.MILLISECONDS.convert(transferNanos, TimeUnit.NANOSECONDS);
            // put metadata on flowfile
            final String nameVal = request.getHeader(CoreAttributes.FILENAME.key());
            if (StringUtils.isNotBlank(nameVal)) {
                attributes.put(CoreAttributes.FILENAME.key(), nameVal);
            }
            // put arbitrary headers on flow file
            for (Enumeration<String> headerEnum = request.getHeaderNames(); headerEnum.hasMoreElements(); ) {
                String headerName = headerEnum.nextElement();
                if (headerPattern != null && headerPattern.matcher(headerName).matches()) {
                    String headerValue = request.getHeader(headerName);
                    attributes.put(headerName, headerValue);
                }
            }
            String sourceSystemFlowFileIdentifier = attributes.get(CoreAttributes.UUID.key());
            if (sourceSystemFlowFileIdentifier != null) {
                sourceSystemFlowFileIdentifier = "urn:nifi:" + sourceSystemFlowFileIdentifier;
                // If we receveied a UUID, we want to give the FlowFile a new UUID and register the sending system's
                // identifier as the SourceSystemFlowFileIdentifier field in the Provenance RECEIVE event
                attributes.put(CoreAttributes.UUID.key(), UUID.randomUUID().toString());
            }
            flowFile = session.putAllAttributes(flowFile, attributes);
            session.getProvenanceReporter().receive(flowFile, request.getRequestURL().toString(), sourceSystemFlowFileIdentifier, "Remote DN=" + foundSubject, transferMillis);
            flowFile = session.putAttribute(flowFile, "restlistener.remote.source.host", request.getRemoteHost());
            flowFile = session.putAttribute(flowFile, "restlistener.request.uri", request.getRequestURI());
            flowFile = session.putAttribute(flowFile, "restlistener.remote.user.dn", foundSubject);
            flowFileSet.add(flowFile);
            if (holdUuid == null) {
                holdUuid = flowFile.getAttribute(CoreAttributes.UUID.key());
            }
        } while (hasMoreData.get());
        if (createHold) {
            String uuid = (holdUuid == null) ? UUID.randomUUID().toString() : holdUuid;
            if (flowFileMap.containsKey(uuid)) {
                uuid = UUID.randomUUID().toString();
            }
            final FlowFileEntryTimeWrapper wrapper = new FlowFileEntryTimeWrapper(session, flowFileSet, System.currentTimeMillis(), request.getRemoteHost());
            FlowFileEntryTimeWrapper previousWrapper;
            do {
                previousWrapper = flowFileMap.putIfAbsent(uuid, wrapper);
                if (previousWrapper != null) {
                    uuid = UUID.randomUUID().toString();
                }
            } while (previousWrapper != null);
            response.setStatus(HttpServletResponse.SC_SEE_OTHER);
            final String ackUri = "/" + basePath + "/holds/" + uuid;
            response.addHeader(LOCATION_HEADER_NAME, ackUri);
            response.addHeader(LOCATION_URI_INTENT_NAME, LOCATION_URI_INTENT_VALUE);
            response.getOutputStream().write(ackUri.getBytes("UTF-8"));
            if (logger.isDebugEnabled()) {
                logger.debug("Ingested {} from Remote Host: [{}] Port [{}] SubjectDN [{}]; placed hold on these {} files with ID {}", new Object[] { flowFileSet, request.getRemoteHost(), request.getRemotePort(), foundSubject, flowFileSet.size(), uuid });
            }
        } else {
            response.setStatus(this.returnCode);
            logger.info("Received from Remote Host: [{}] Port [{}] SubjectDN [{}]; transferring to 'success' {}", new Object[] { request.getRemoteHost(), request.getRemotePort(), foundSubject, flowFile });
            session.transfer(flowFileSet, ListenHTTP.RELATIONSHIP_SUCCESS);
            session.commit();
        }
    } catch (final Throwable t) {
        session.rollback();
        if (flowFile == null) {
            logger.error("Unable to receive file from Remote Host: [{}] SubjectDN [{}] due to {}", new Object[] { request.getRemoteHost(), foundSubject, t });
        } else {
            logger.error("Unable to receive file {} from Remote Host: [{}] SubjectDN [{}] due to {}", new Object[] { flowFile, request.getRemoteHost(), foundSubject, t });
        }
        response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, t.toString());
    }
}
Also used : ProcessSession(org.apache.nifi.processor.ProcessSession) HashMap(java.util.HashMap) OutputStream(java.io.OutputStream) BufferedOutputStream(org.apache.nifi.stream.io.BufferedOutputStream) ProcessContext(org.apache.nifi.processor.ProcessContext) GZIPInputStream(java.util.zip.GZIPInputStream) FlowFileUnpackagerV3(org.apache.nifi.util.FlowFileUnpackagerV3) FlowFileUnpackagerV2(org.apache.nifi.util.FlowFileUnpackagerV2) FlowFileUnpackagerV1(org.apache.nifi.util.FlowFileUnpackagerV1) ProcessSessionFactory(org.apache.nifi.processor.ProcessSessionFactory) OutputStreamCallback(org.apache.nifi.processor.io.OutputStreamCallback) BufferedOutputStream(org.apache.nifi.stream.io.BufferedOutputStream) HashSet(java.util.HashSet) FlowFile(org.apache.nifi.flowfile.FlowFile) GZIPInputStream(java.util.zip.GZIPInputStream) InputStream(java.io.InputStream) FlowFileUnpackager(org.apache.nifi.util.FlowFileUnpackager) X509Certificate(java.security.cert.X509Certificate) AtomicBoolean(java.util.concurrent.atomic.AtomicBoolean) FlowFileEntryTimeWrapper(org.apache.nifi.processors.standard.ListenHTTP.FlowFileEntryTimeWrapper)

Example 3 with FlowFileUnpackagerV3

use of org.apache.nifi.util.FlowFileUnpackagerV3 in project nifi by apache.

the class TestPostHTTP method testSendAsFlowFileSecure.

@Test
public void testSendAsFlowFileSecure() throws Exception {
    final Map<String, String> sslProps = new HashMap<>();
    sslProps.put(StandardSSLContextService.KEYSTORE.getName(), "src/test/resources/localhost-ks.jks");
    sslProps.put(StandardSSLContextService.KEYSTORE_PASSWORD.getName(), "localtest");
    sslProps.put(StandardSSLContextService.KEYSTORE_TYPE.getName(), "JKS");
    sslProps.put(StandardSSLContextService.TRUSTSTORE.getName(), "src/test/resources/localhost-ts.jks");
    sslProps.put(StandardSSLContextService.TRUSTSTORE_PASSWORD.getName(), "localtest");
    sslProps.put(StandardSSLContextService.TRUSTSTORE_TYPE.getName(), "JKS");
    sslProps.put(TestServer.NEED_CLIENT_AUTH, "true");
    setup(sslProps);
    final SSLContextService sslContextService = new StandardSSLContextService();
    runner.addControllerService("ssl-context", sslContextService);
    runner.setProperty(sslContextService, StandardSSLContextService.TRUSTSTORE, "src/test/resources/localhost-ts.jks");
    runner.setProperty(sslContextService, StandardSSLContextService.TRUSTSTORE_PASSWORD, "localtest");
    runner.setProperty(sslContextService, StandardSSLContextService.TRUSTSTORE_TYPE, "JKS");
    runner.setProperty(sslContextService, StandardSSLContextService.KEYSTORE, "src/test/resources/localhost-ks.jks");
    runner.setProperty(sslContextService, StandardSSLContextService.KEYSTORE_PASSWORD, "localtest");
    runner.setProperty(sslContextService, StandardSSLContextService.KEYSTORE_TYPE, "JKS");
    runner.enableControllerService(sslContextService);
    runner.setProperty(PostHTTP.URL, server.getSecureUrl());
    runner.setProperty(PostHTTP.SEND_AS_FLOWFILE, "true");
    runner.setProperty(PostHTTP.SSL_CONTEXT_SERVICE, "ssl-context");
    final Map<String, String> attrs = new HashMap<>();
    attrs.put("abc", "cba");
    runner.enqueue("Hello".getBytes(), attrs);
    attrs.put("abc", "abc");
    attrs.put("filename", "xyz.txt");
    runner.enqueue("World".getBytes(), attrs);
    runner.run(1);
    runner.assertAllFlowFilesTransferred(PostHTTP.REL_SUCCESS);
    final byte[] lastPost = servlet.getLastPost();
    final ByteArrayOutputStream baos = new ByteArrayOutputStream();
    final ByteArrayInputStream bais = new ByteArrayInputStream(lastPost);
    FlowFileUnpackagerV3 unpacker = new FlowFileUnpackagerV3();
    // unpack first flowfile received
    Map<String, String> receivedAttrs = unpacker.unpackageFlowFile(bais, baos);
    byte[] contentReceived = baos.toByteArray();
    assertEquals("Hello", new String(contentReceived));
    assertEquals("cba", receivedAttrs.get("abc"));
    assertTrue(unpacker.hasMoreData());
    baos.reset();
    receivedAttrs = unpacker.unpackageFlowFile(bais, baos);
    contentReceived = baos.toByteArray();
    assertEquals("World", new String(contentReceived));
    assertEquals("abc", receivedAttrs.get("abc"));
    assertEquals("xyz.txt", receivedAttrs.get("filename"));
}
Also used : FlowFileUnpackagerV3(org.apache.nifi.util.FlowFileUnpackagerV3) HashMap(java.util.HashMap) ByteArrayInputStream(java.io.ByteArrayInputStream) SSLContextService(org.apache.nifi.ssl.SSLContextService) StandardSSLContextService(org.apache.nifi.ssl.StandardSSLContextService) StandardSSLContextService(org.apache.nifi.ssl.StandardSSLContextService) ByteArrayOutputStream(java.io.ByteArrayOutputStream) Test(org.junit.Test)

Example 4 with FlowFileUnpackagerV3

use of org.apache.nifi.util.FlowFileUnpackagerV3 in project nifi by apache.

the class TestPostHTTP method checkBatch.

private void checkBatch(TestServer server, CaptureServlet servlet, Set<String> actualContent, int expectedCount) throws Exception {
    FlowFileUnpackagerV3 unpacker = new FlowFileUnpackagerV3();
    Set<String> actualFFContent = new HashSet<>();
    Set<String> actualPostContent = new HashSet<>();
    runner.assertAllFlowFilesTransferred(PostHTTP.REL_SUCCESS, expectedCount);
    // confirm that all FlowFiles transferred to 'success' have the same URL
    // also accumulate content to verify later
    final List<MockFlowFile> successFlowFiles = runner.getFlowFilesForRelationship(PostHTTP.REL_SUCCESS);
    for (int i = 0; i < expectedCount; i++) {
        MockFlowFile mff = successFlowFiles.get(i);
        mff.assertAttributeEquals("url", server.getUrl());
        String content = new String(mff.toByteArray());
        actualFFContent.add(content);
    }
    // also accumulate content to verify later
    try (ByteArrayInputStream bais = new ByteArrayInputStream(servlet.getLastPost());
        ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
        for (int i = 0; i < expectedCount; i++) {
            Map<String, String> receivedAttrs = unpacker.unpackageFlowFile(bais, baos);
            String receivedContent = new String(baos.toByteArray());
            actualPostContent.add(receivedContent);
            assertEquals(server.getUrl(), receivedAttrs.get("url"));
            assertTrue(unpacker.hasMoreData() || i == (expectedCount - 1));
            baos.reset();
        }
    }
    // confirm that the transferred and POSTed content match
    assertEquals(actualFFContent, actualPostContent);
    // accumulate actial content
    actualContent.addAll(actualPostContent);
    runner.clearTransferState();
}
Also used : MockFlowFile(org.apache.nifi.util.MockFlowFile) FlowFileUnpackagerV3(org.apache.nifi.util.FlowFileUnpackagerV3) ByteArrayInputStream(java.io.ByteArrayInputStream) ByteArrayOutputStream(java.io.ByteArrayOutputStream) HashSet(java.util.HashSet)

Example 5 with FlowFileUnpackagerV3

use of org.apache.nifi.util.FlowFileUnpackagerV3 in project nifi by apache.

the class TestPostHTTP method testSendAsFlowFile.

@Test
public void testSendAsFlowFile() throws Exception {
    setup(null);
    runner.setProperty(PostHTTP.URL, server.getUrl());
    runner.setProperty(PostHTTP.SEND_AS_FLOWFILE, "true");
    final Map<String, String> attrs = new HashMap<>();
    attrs.put("abc", "cba");
    runner.enqueue("Hello".getBytes(), attrs);
    attrs.put("abc", "abc");
    attrs.put("filename", "xyz.txt");
    runner.enqueue("World".getBytes(), attrs);
    runner.run(1);
    runner.assertAllFlowFilesTransferred(PostHTTP.REL_SUCCESS);
    final byte[] lastPost = servlet.getLastPost();
    final ByteArrayOutputStream baos = new ByteArrayOutputStream();
    final ByteArrayInputStream bais = new ByteArrayInputStream(lastPost);
    FlowFileUnpackagerV3 unpacker = new FlowFileUnpackagerV3();
    // unpack first flowfile received
    Map<String, String> receivedAttrs = unpacker.unpackageFlowFile(bais, baos);
    byte[] contentReceived = baos.toByteArray();
    assertEquals("Hello", new String(contentReceived));
    assertEquals("cba", receivedAttrs.get("abc"));
    assertTrue(unpacker.hasMoreData());
    baos.reset();
    receivedAttrs = unpacker.unpackageFlowFile(bais, baos);
    contentReceived = baos.toByteArray();
    assertEquals("World", new String(contentReceived));
    assertEquals("abc", receivedAttrs.get("abc"));
    assertEquals("xyz.txt", receivedAttrs.get("filename"));
    Assert.assertNull(receivedAttrs.get("Content-Length"));
}
Also used : FlowFileUnpackagerV3(org.apache.nifi.util.FlowFileUnpackagerV3) HashMap(java.util.HashMap) ByteArrayInputStream(java.io.ByteArrayInputStream) ByteArrayOutputStream(java.io.ByteArrayOutputStream) Test(org.junit.Test)

Aggregations

FlowFileUnpackagerV3 (org.apache.nifi.util.FlowFileUnpackagerV3)5 ByteArrayInputStream (java.io.ByteArrayInputStream)3 ByteArrayOutputStream (java.io.ByteArrayOutputStream)3 HashMap (java.util.HashMap)3 HashSet (java.util.HashSet)2 FlowFile (org.apache.nifi.flowfile.FlowFile)2 FlowFileUnpackagerV1 (org.apache.nifi.util.FlowFileUnpackagerV1)2 FlowFileUnpackagerV2 (org.apache.nifi.util.FlowFileUnpackagerV2)2 Test (org.junit.Test)2 InputStream (java.io.InputStream)1 OutputStream (java.io.OutputStream)1 InvalidPathException (java.nio.file.InvalidPathException)1 X509Certificate (java.security.cert.X509Certificate)1 ArrayList (java.util.ArrayList)1 AtomicBoolean (java.util.concurrent.atomic.AtomicBoolean)1 GZIPInputStream (java.util.zip.GZIPInputStream)1 ComponentLog (org.apache.nifi.logging.ComponentLog)1 ProcessContext (org.apache.nifi.processor.ProcessContext)1 ProcessSession (org.apache.nifi.processor.ProcessSession)1 ProcessSessionFactory (org.apache.nifi.processor.ProcessSessionFactory)1