Example usage for org.apache.commons.io FileUtils readFileToByteArray

Introduction

In this page you can find the example usage for org.apache.commons.io FileUtils readFileToByteArray.

Prototype

public static byte[] readFileToByteArray(File file) throws IOException

Source Link

Document

Reads the contents of a file into a byte array.

Usage

From source file:com.sonymobile.tools.gerrit.gerritevents.ssh.SshUtil.java

/**
 * Parses the keyFile hiding any Exceptions that might occur.
 * @param keyFile the file.//from   w ww .  j  a  v  a  2  s.com
 * @return the "parsed" file.
 */
private static SshPrivateKeyFile parsePrivateKeyFile(File keyFile) {
    try {
        byte[] data = FileUtils.readFileToByteArray(keyFile);
        SshPrivateKeyFile key = SshPrivateKeyFileFactory.parse(data);
        return key;
    } catch (Exception ex) {
        return null;
    }
}

From source file:FeatureExtraction.FeatureExtractorNgramsByte.java

/**
 * Return list of n-grams (and occurrences) extracted from the given source
 *
 * @param element the type of object represent the element that the features
 * should be extracted from//  w  ww  .  j av a 2s . c  om
 * @return list of n-grams (and occurrences) extracted from the given source
 */
@Override
public Map<String, Integer> ExtractFeaturesFrequencyFromSingleElement(T element) {
    Map<String, Integer> ngrams = new HashMap<>();

    String filePath = (String) element;
    File file = new File(filePath);

    if (file.exists()) {
        try {
            byte[] fileBytes = FileUtils.readFileToByteArray(file);
            String ngram = "";
            for (int i = 0; i <= fileBytes.length - m_grams; i = i + m_skip) {
                for (int j = 0; j < m_grams; j++) {
                    ngram += (char) fileBytes[i + j];
                }
                if (!ngrams.containsKey(ngram)) {
                    ngrams.put(ngram, 1);
                } else {
                    ngrams.put(ngram, ngrams.get(ngram) + 1);
                }
                ngram = "";
            }
        } catch (IOException e) {
            Console.PrintException(
                    String.format("Error extracting Byte n-grams features from file: %s", filePath), e);
        }
    }
    return ngrams;
}

From source file:name.martingeisse.esdk.picoblaze.simulator.instruction.PicoblazeInstructionMemory.java

/**
 * Creates a {@link PicoblazeInstructionMemory} instance from a .psmbin file.
 * @param file the file to load//from  w  w w  . j  a v a 2 s. c  o m
 * @return the memory instance
 * @throws IOException on I/O errors
 */
public static PicoblazeInstructionMemory createFromPsmBinFile(File file) throws IOException {
    byte[] encodedInstructions = FileUtils.readFileToByteArray(file);
    int[] instructions = PsmBinUtil.decodePsmBin(encodedInstructions);
    return new PicoblazeInstructionMemory(instructions);
}

From source file:com.sangupta.andruil.commands.base.AbstractHashCommand.java

/**
 * @see com.sangupta.andruil.commands.base.AbstractMultiFileCommand#processFile(java.io.File)
 *///from   www .  j  a  va  2s. co  m
@Override
protected boolean processFile(File file) throws IOException {
    if (file.isDirectory()) {
        return true;
    }

    byte[] bytes = FileUtils.readFileToByteArray(file);
    try {
        java.security.MessageDigest md = java.security.MessageDigest.getInstance(getAlgorithmName());
        byte[] array = md.digest(bytes);
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < array.length; ++i) {
            sb.append(Integer.toHexString((array[i] & 0xFF) | 0x100).substring(1, 3));
        }

        System.out.println(sb.toString() + " *" + file.getName());
    } catch (java.security.NoSuchAlgorithmException e) {
        // do nothing
        System.out.println("No " + getAlgorithmName() + " implementation available");
        return false;
    }

    return true;
}

From source file:name.martingeisse.esdk.model.picoblaze.simulator.instruction.PicoblazeInstructionMemory.java

/**
 * Creates a {@link PicoblazeInstructionMemory} instance from a .psmbin file.
 * @param file the file to load//from ww  w.  j  ava  2s . c  om
 * @return the memory instance
 * @throws IOException on I/O errors
 */
public static PicoblazeInstructionMemory createFromPsmBinFile(final File file) throws IOException {
    final byte[] encodedInstructions = FileUtils.readFileToByteArray(file);
    final int[] instructions = PsmBinUtil.decodePsmBin(encodedInstructions);
    return new PicoblazeInstructionMemory(instructions);
}

From source file:gerenciador.incubadora.controller.ArquivoController.java

@RequestMapping(value = "/imagem/{id}")
public ModelAndView download(HttpServletResponse response, @PathVariable Long id)
        throws FileNotFoundException, Exception {

    InputStream is = new ByteArrayInputStream(
            FileUtils.readFileToByteArray(new File(Empreendimento.EMPREENDIMENTO_PATH_LOGO_DEFAULT)));

    ModelAndView mv = new ModelAndView("redirect:/empreendedor");
    Empreendimento empreendimento = ServiceLocator.getEmpreendimentoService().readById(id);
    mv.addObject("empreendimento", empreendimento);
    //is.close();
    response.setContentType("image/jpeg");
    IOUtils.copy(is, response.getOutputStream());
    response.flushBuffer();/*w ww.j av  a2s . c o m*/
    if (response.isCommitted()) {
        System.out.println("Resposta Comitada!");
    }
    return new ModelAndView("empreendimento/new");
}

From source file:net.grinder.util.LogCompressUtilTest.java

@Test
public void testLogCompressDecompress() throws IOException {
    File file = new File(LogCompressUtilTest.class.getResource("/grinder1.properties").getFile());
    byte[] zippedContent = LogCompressUtils.compress(file);
    File createTempFile2 = File.createTempFile("a22aa", ".zip");
    createTempFile2.deleteOnExit();//  w  ww . j a  v  a  2s  .  c  om
    FileUtils.writeByteArrayToFile(createTempFile2, zippedContent);
    File createTempFile = File.createTempFile("a22", "tmp");
    LogCompressUtils.decompress(zippedContent, createTempFile);
    assertThat(createTempFile.exists(), is(true));
    byte[] unzippedContent = FileUtils.readFileToByteArray(createTempFile);
    assertThat(unzippedContent, is(FileUtils.readFileToByteArray(file)));
}

From source file:ezbake.deployer.cli.commands.DeployTarCommand.java

@Override
public void call() throws IOException, TException, DeploymentException {

    String[] args = globalParameters.unparsedArgs;
    minExpectedArgs(1, args, this);
    String prefix = trimNamePrefix(args[0]);
    final File manifest = new File(prefix + "-manifest.yml");
    final File artifact = new File(prefix + ".tar.gz");

    ArtifactManifest artifactManifest = readManifestFile(manifest).get(0);
    byte[] artifactBuffer = FileUtils.readFileToByteArray(artifact);

    getClient().deployService(artifactManifest, ByteBuffer.wrap(artifactBuffer), getSecurityToken());
}

From source file:de.undercouch.gradle.tasks.download.OfflineTest.java

/**
 * Test if the task is skipped if we're in offline mode
 * @throws Exception if anything goes wrong
 *///from  ww w .  j a  v  a  2 s  .  co  m
@Test
public void offlineSkip() throws Exception {
    Download t = makeProjectAndTask();
    t.getProject().getGradle().getStartParameter().setOffline(true);
    t.src(makeSrc(TEST_FILE_NAME));

    // create empty destination file
    File dst = folder.newFile();
    t.dest(dst);

    t.execute();

    // file should still be empty
    byte[] dstContents = FileUtils.readFileToByteArray(dst);
    assertArrayEquals(new byte[0], dstContents);
}

From source file:net.nicholaswilliams.java.licensing.encryption.KeyFileUtilities.java

protected static PublicKey readEncryptedPublicKey(File file, char[] passphrase) throws IOException {
    return KeyFileUtilities.readEncryptedPublicKey(FileUtils.readFileToByteArray(file), passphrase);
}