Example usage for org.apache.commons.io.output CloseShieldOutputStream CloseShieldOutputStream

Introduction

In this page you can find the example usage for org.apache.commons.io.output CloseShieldOutputStream CloseShieldOutputStream.

Prototype

public CloseShieldOutputStream(OutputStream out) 

Source Link

Document

Creates a proxy that shields the given output stream from being closed.

Usage

From source file:fi.jumi.launcher.JumiBootstrap.java

public JumiBootstrap enableDebugMode() {
    return enableDebugMode(new CloseShieldOutputStream(System.err));
}

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From source file:end2endtests.runner.ProcessRunner.java

private static void redirectStream(InputStream input, OutputStream systemOut, OutputStream toWatcher) {
    redirectStream(new TeeInputStream(input, toWatcher), new CloseShieldOutputStream(systemOut));
}

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From source file:company.gonapps.loghut.utils.FileUtils.java

public static void compress(String filePathString, OutputStream outputStream) throws IOException {
    try (BufferedInputStream bufferedInputStream = new BufferedInputStream(new FileInputStream(filePathString));
            GzipCompressorOutputStream gzipCompressorOutputStream = new GzipCompressorOutputStream(
                    new CloseShieldOutputStream(outputStream))) {
        IOUtils.copy(bufferedInputStream, gzipCompressorOutputStream);
    }/*from   ww  w.ja v a2  s.  c  om*/
}

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From source file:company.gonapps.loghut.utils.FileUtils.java

public static void archive(List<String> filePathStrings, OutputStream outputStream) throws IOException {
    try (TarArchiveOutputStream tarArchiveOutputStream = new TarArchiveOutputStream(
            new CloseShieldOutputStream(outputStream))) {

        for (String filePathString : filePathStrings)
            addFileToArchive(tarArchiveOutputStream, filePathString, "");

        tarArchiveOutputStream.finish();
    }//from w w w  . jav  a2  s .c om
}

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From source file:de.tudarmstadt.ukp.dkpro.core.api.discourse.DiscourseDumpWriter.java

@Override
public void initialize(UimaContext context) throws ResourceInitializationException {
    super.initialize(context);

    try {/*from   w w w.j a v  a  2 s.co  m*/
        if (out == null) {
            if ("-".equals(outputFile.getName())) {
                out = new PrintWriter(new CloseShieldOutputStream(System.out));
            } else {
                if (outputFile.getParentFile() != null) {
                    outputFile.getParentFile().mkdirs();
                }
                out = new PrintWriter(new OutputStreamWriter(new FileOutputStream(outputFile), "UTF-8"));
            }
        }
    } catch (IOException e) {
        throw new ResourceInitializationException(e);
    }

}

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From source file:gov.nih.nci.caarray.web.helper.DownloadHelper.java

/**
 * Zips the selected files and writes the result to the servlet output stream. Also sets content type and
 * disposition appropriately.//from w  w w.j  ava2  s.c  o m
 * 
 * @param files the files to zip and send
 * @param baseFilename the filename w/o the suffix to use for the archive file. This filename will be set as the
 *            Content-disposition header
 * @throws IOException if there is an error writing to the stream
 */
public static void downloadFiles(Collection<CaArrayFile> files, String baseFilename) throws IOException {
    final HttpServletResponse response = ServletActionContext.getResponse();

    try {
        final PackagingInfo info = getPreferedPackageInfo(files, baseFilename);
        response.setContentType(info.getMethod().getMimeType());
        response.addHeader("Content-disposition", "filename=\"" + info.getName() + "\"");

        final List<CaArrayFile> sortedFiles = new ArrayList<CaArrayFile>(files);
        Collections.sort(sortedFiles, CAARRAYFILE_NAME_COMPARATOR_INSTANCE);
        final OutputStream sos = response.getOutputStream();
        final OutputStream closeShield = new CloseShieldOutputStream(sos);
        final ArchiveOutputStream arOut = info.getMethod().createArchiveOutputStream(closeShield);
        try {
            for (final CaArrayFile f : sortedFiles) {
                fileAccessUtils.addFileToArchive(f, arOut);
            }
        } finally {
            // note that the caller's stream is shielded from the close(),
            // but this is the only way to finish and flush the (gzip) stream.
            try {
                arOut.close();
            } catch (final Exception e) {
                LOG.error(e);
            }
        }
    } catch (final Exception e) {
        LOG.error("Error streaming download of files " + files, e);
        response.sendError(HttpServletResponse.SC_NOT_FOUND);
    }
}

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From source file:de.tudarmstadt.ukp.dkpro.argumentation.io.writer.ArgumentDumpWriter.java

@Override
public void initialize(UimaContext context) throws ResourceInitializationException {
    super.initialize(context);

    try {/*ww w.j ava  2s.co  m*/
        if (out == null) {
            if ("-".equals(outputFile.getName())) {
                // default to System.out
                out = new PrintWriter(new CloseShieldOutputStream(System.out));
            } else {
                if (outputFile.getParentFile() != null) {
                    outputFile.getParentFile().mkdirs();
                }
                out = new PrintWriter(new OutputStreamWriter(new FileOutputStream(outputFile), "UTF-8"));
            }
        }
    } catch (IOException e) {
        throw new ResourceInitializationException(e);
    }
}

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From source file:fi.jumi.test.AppRunner.java

private JumiLauncher createLauncher() {
    class CustomJumiLauncherBuilder extends JumiLauncherBuilder {

        @Override/*from  w w  w. j  ava  2s  . c  o  m*/
        protected ProcessStarter createProcessStarter() {
            return processStarter;
        }

        @Override
        protected NetworkServer createNetworkServer() {
            if (mockNetworkServer != null) {
                return mockNetworkServer;
            }
            return super.createNetworkServer();
        }

        @Override
        protected OutputStream createDaemonOutputListener() {
            return new TeeOutputStream(new CloseShieldOutputStream(System.out),
                    new WriterOutputStream(daemonOutput, daemonDefaultCharset, 1024, true));
        }
    }

    JumiLauncherBuilder builder = new CustomJumiLauncherBuilder();
    return builder.build();
}

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From source file:edu.wisc.doit.tcrypt.BouncyCastleFileEncrypter.java

@Override
public void encrypt(String fileName, int size, InputStream inputStream, OutputStream outputStream)
        throws InvalidCipherTextException, IOException {
    final TarArchiveOutputStream tarArchiveOutputStream = new TarArchiveOutputStream(outputStream, 512,
            ENCODING);//from  w w w.  j a  v a  2s.  com

    final BufferedBlockCipher cipher = createCipher(tarArchiveOutputStream);

    startEncryptedFile(fileName, size, tarArchiveOutputStream, cipher);

    //Setup cipher output stream, has to protect from close as the cipher stream must close but the tar cannot get closed yet
    final CipherOutputStream cipherOutputStream = new CipherOutputStream(
            new CloseShieldOutputStream(tarArchiveOutputStream), cipher);

    //Setup digester
    final DigestOutputStream digestOutputStream = new DigestOutputStream(this.createDigester());

    //Perform streaming encryption and hashing of the file
    IOUtils.copy(inputStream, new TeeOutputStream(cipherOutputStream, digestOutputStream));
    cipherOutputStream.close();

    tarArchiveOutputStream.closeArchiveEntry();

    //Capture the hash code of the encrypted file
    digestOutputStream.close();
    final byte[] hashBytes = digestOutputStream.getDigest();

    this.writeHashfile(tarArchiveOutputStream, hashBytes);

    //Close the TAR stream, nothing else should be written to it
    tarArchiveOutputStream.close();
}

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From source file:com.joyent.manta.client.crypto.EncryptingEntityHelper.java

/**
 * Creates a new {@link OutputStream} implementation that is backed directly
 * by a {@link CipherOutputStream} or a {@link HmacOutputStream} that wraps
 * a {@link CipherOutputStream} depending on the encryption cipher/mode being
 * used. This allows us to support EtM authentication for ciphers/modes that
 * do not natively support authenticating encryption.
 *
 * NOTE: The design of com.joyent.manta.client.multipart.EncryptionStateRecorder
 * is heavily coupled to this implementation! Changing how these streams are
 * wrapped requires changes to EncryptionStateRecorder!
 *
 * @param httpOut       output stream for writing to the HTTP network socket
 * @param cipherDetails information about the method of encryption in use
 * @param cipher        cipher to utilize for encrypting stream
 * @param hmac          current HMAC object with the current checksum state
 * @return a new stream configured based on the parameters
 *///from   ww  w .  j  av  a  2s. c om
public static OutputStream makeCipherOutputForStream(final OutputStream httpOut,
        final SupportedCipherDetails cipherDetails, final Cipher cipher, final HMac hmac) {
    /* We have to use a "close shield" here because when close() is called
     * on a CipherOutputStream() for two reasons:
     *
     * 1. CipherOutputStream.close() writes additional bytes that a HMAC
     *    would need to read.
     * 2. Since we are going to append a HMAC to the end of the OutputStream
     *    httpOut, then we have to pretend to close it so that the HMAC bytes
     *    are not being written in the middle of the CipherOutputStream and
     *    thereby corrupting the ciphertext. */

    final CloseShieldOutputStream noCloseOut = new CloseShieldOutputStream(httpOut);
    final CipherOutputStream cipherOut = new CipherOutputStream(noCloseOut, cipher);
    final OutputStream out;

    Validate.notNull(cipherDetails, "Cipher details must not be null");
    Validate.notNull(cipher, "Cipher must not be null");

    // Things are a lot more simple if we are using AEAD
    if (cipherDetails.isAEADCipher()) {
        out = cipherOut;
    } else {
        out = new HmacOutputStream(hmac, cipherOut);
    }

    if (LOGGER.isTraceEnabled()) {
        LOGGER.trace("Creating new OutputStream for multipart [{}]", out.getClass());
    }

    return out;
}

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