Example usage for org.apache.commons.codec.digest MessageDigestAlgorithms SHA_512

Introduction

In this page you can find the example usage for org.apache.commons.codec.digest MessageDigestAlgorithms SHA_512.

Prototype

String SHA_512

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Usage

From source file:com.aoppp.gatewaysdk.internal.hw.DigestUtils2.java

/**
 * Returns an SHA-512 digest./* w  w  w . ja v  a  2 s.  c  om*/
 * <p>
 * Throws a <code>RuntimeException</code> on JRE versions prior to 1.4.0.
 * </p>
 *
 * @return An SHA-512 digest instance.
 * @throws IllegalArgumentException
 *             when a {@link NoSuchAlgorithmException} is caught, which should never happen because SHA-512 is a
 *             built-in algorithm
 * @see MessageDigestAlgorithms#SHA_512
 */
public static MessageDigest getSha512Digest() {
    return getDigest(MessageDigestAlgorithms.SHA_512);
}

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From source file:org.carlspring.strongbox.artifact.generator.NugetPackageGenerator.java

public void createArchive(Nuspec nuspec, File packageFile, String... dependencyList)
        throws IOException, JAXBException, NoSuchAlgorithmException, NugetFormatException {
    ZipOutputStream zos = null;/* www.ja  v a 2 s  .  c om*/

    LayoutOutputStream layoutOutputStream = null;
    try {
        // Make sure the artifact's parent directory exists before writing the model.
        //noinspection ResultOfMethodCallIgnored
        packageFile.getParentFile().mkdirs();

        FileOutputStream fileOutputStream = new FileOutputStream(packageFile);

        layoutOutputStream = new LayoutOutputStream(fileOutputStream);
        layoutOutputStream.addAlgorithm(MessageDigestAlgorithms.SHA_512);
        layoutOutputStream.setDigestStringifier(this::toBase64);

        zos = new ZipOutputStream(layoutOutputStream);

        addNugetNuspecFile(nuspec, zos);
        createRandomNupkgFile(zos);

        String id = nuspec.getId();

        SemanticVersion version = nuspec.getVersion();
        createMetadata(id, version.toString(), zos);

        createContentType(zos);
        createRels(id, zos);
    } finally {
        ResourceCloser.close(zos, logger);

        if (layoutOutputStream != null) {
            generateChecksum(packageFile, layoutOutputStream);
        }
    }
}

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From source file:org.carlspring.strongbox.artifact.generator.NugetPackageGenerator.java

private void generateNuspecFile(Nuspec nuspec) throws IOException, JAXBException, NoSuchAlgorithmException {
    String packageId = nuspec.getId();
    String packageVersion = nuspec.getVersion().toString();

    File nuspecFile = new File(getBasedir(),
            String.format("%s/%s/%s.nuspec", packageId, packageVersion, packageId));

    //noinspection ResultOfMethodCallIgnored
    nuspecFile.getParentFile().mkdirs();

    try (FileOutputStream fileOutputStream = new FileOutputStream(nuspecFile)) {
        LayoutOutputStream layoutOutputStream = new LayoutOutputStream(fileOutputStream);
        layoutOutputStream.addAlgorithm(MessageDigestAlgorithms.SHA_512);
        layoutOutputStream.setDigestStringifier(this::toBase64);

        try {//from ww  w.j av  a2 s. c om
            nuspec.saveTo(layoutOutputStream);
        } finally {
            layoutOutputStream.close();
        }

        generateChecksum(nuspecFile, layoutOutputStream);
    }
}

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From source file:org.carlspring.strongbox.artifact.generator.NugetPackageGenerator.java

private void generateChecksum(File file, LayoutOutputStream layoutOutputStream) throws IOException {
    String sha512 = layoutOutputStream.getDigestMap().get(MessageDigestAlgorithms.SHA_512);
    MessageDigestUtils.writeChecksum(file.toPath(), ".sha512", sha512);
}

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From source file:org.carlspring.strongbox.storage.metadata.nuget.TempNupkgFile.java

/**
 * Creates a temporary file based on the stream.
 *
 * @param inputStream// ww w . java 2 s  . c o  m
 *            data stream
 * @param targetFile
 *            file to copy the package to
 * @return data file
 * @throws IOException
 *             read / write error
 * @throws NoSuchAlgorithmException
 *             the system does not have an algorithm for calculating the
 *             value of HASH
 */
private static String copyDataAndCalculateHash(InputStream inputStream, File targetFile)
        throws IOException, NoSuchAlgorithmException {
    MessageDigest messageDigest = MessageDigest.getInstance(MessageDigestAlgorithms.SHA_512);
    DigestInputStream digestInputStream = new DigestInputStream(inputStream, messageDigest);

    try (FileOutputStream fileOutputStream = new FileOutputStream(targetFile);
            ReadableByteChannel src = Channels.newChannel(digestInputStream);
            FileChannel dest = fileOutputStream.getChannel();) {
        fastChannelCopy(src, dest);

        byte[] digest = digestInputStream.getMessageDigest().digest();

        return DatatypeConverter.printBase64Binary(digest);
    }
}

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