Example usage for com.google.common.hash Hashing md5

Introduction

In this page you can find the example usage for com.google.common.hash Hashing md5.

Prototype

public static HashFunction md5()

Source Link

Document

Returns a hash function implementing the MD5 hash algorithm (128 hash bits) by delegating to the MD5 MessageDigest .

Usage

From source file:com.google.devtools.build.lib.analysis.ServerDirectories.java

private static HashCode checkMD5(HashCode hash) {
    Preconditions.checkArgument(hash.bits() == Hashing.md5().bits(), "Hash '%s' has %s bits", hash,
            hash.bits());/*from   w  ww .  j  av a 2s . c  o m*/
    return hash;
}

From source file:org.gradle.api.internal.hash.DefaultHasher.java

public HashCode hash(File file) {
    try {//from  w  w w  . ja  v  a  2 s .c om
        com.google.common.hash.Hasher hasher = Hashing.md5().newHasher();
        hasher.putBytes(SIGNATURE);
        Files.copy(file, Funnels.asOutputStream(hasher));
        return hasher.hash();
    } catch (IOException e) {
        throw new UncheckedIOException(String.format("Failed to create MD5 hash for file '%s'.", file), e);
    }
}

From source file:org.talos.CFGScanDroid.Match.java

public Match(File file, CFGSig signature, ControlFlowGraph cfg) {
    this.fileName = file.getPath();
    try {//w ww .  j  a  va  2s .  c om
        this.fileMD5 = Files.hash(file, Hashing.md5()).toString();
        this.fileSHA256 = Files.hash(file, Hashing.sha256()).toString();
    } catch (IOException e) {
        e.printStackTrace();
    }
    this.cfg = cfg;
    this.signature = signature;
}

From source file:com.google.api.control.aggregator.MetricValues.java

/**
 * Obtains the {@code HashCode} for the contents of {@code value}.
 *
 * @param value a {@code MetricValue} to be signed
 * @return the {@code HashCode} corresponding to {@code value}
 *///from   w w  w  . ja  v a2 s .  co m
public static HashCode sign(MetricValue value) {
    Hasher h = Hashing.md5().newHasher();
    return putMetricValue(h, value).hash();
}

From source file:org.swiftexplorer.util.FileUtils.java

public static String getMD5(File file) throws IOException {
    if (file.isDirectory())
        return emptyMd5;
    HashCode hc = com.google.common.io.Files.hash(file, Hashing.md5());
    return (hc != null) ? (hc.toString()) : (null);
}

From source file:de.jackwhite20.hftp.shared.file.FileData.java

public FileData(File file, boolean directory) {

    this.file = file;
    this.directory = directory;
    try {// w  w  w  . jav  a 2s.  co m
        this.hash = Files.hash(file, Hashing.md5()).toString();
    } catch (IOException ignore) {
        this.hash = "N/A";
    }
    this.size = Math.round((file.length() / MB) * 100F) / 100F;
}

From source file:com.bennavetta.appsite2.sync.Rsync.java

/**
 * Generate the list of blocks in the receiver's file that will be sent to the sender to run
 * the algorithm./*from   w  ww  .j a  v a 2 s  . c  o  m*/
 * @param input a stream to read blocks from
 * @param blockSize the block size to use. Must be the same on the client and server
 * @return a list containing the generated blocks
 * @throws IOException if there is an exception reading the data
 */
public static ObjectArrayList<Block> calculateBlocks(final InputStream input, final int blockSize)
        throws IOException {
    final ObjectArrayList<Block> blocks = new ObjectArrayList<Block>();
    final byte[] buf = new byte[blockSize];
    while (input.read(buf, 0, blockSize) != -1) {
        blocks.add(new Block(// NOPMD - point of method is to create Block objects in a loop
                RollingChecksum.checksum(buf, 0, blockSize), Hashing.md5().hashBytes(buf).asBytes()));
    }
    return blocks;
}

From source file:sockslib.common.AnonymousPrincipal.java

@Override
public int hashCode() {
    return Hashing.md5().newHasher().putString(getName(), Charsets.UTF_8).hashCode();
}

From source file:org.cinchapi.concourse.server.concurrent.Token.java

/**
 * Return a {@link Token} that wraps the specified {@code objects}.
 * /* w w  w. j av a  2 s . c om*/
 * @param objects
 * @return the Token
 */
public static Token wrap(Object... objects) {
    return new Token(ByteBuffer.wrap(Hashing.md5().hashUnencodedChars(Arrays.toString(objects)).asBytes()));
}

From source file:cn.exinhua.fetch.entity.Link.java

public Link(String anchor, String url) {
    this.anchor = anchor;
    this.url = url;
    this.hash = Hashing.md5().newHasher().putString(url, Charsets.UTF_8).hash().toString();
}