Package org.bouncycastle.crypto.digests

Examples of org.bouncycastle.crypto.digests.MD5Digest.update()

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  }

  public static String digest(byte[] signData) {
    try {
      MD5Digest digest = new MD5Digest();
      digest.update(signData, 0, signData.length);
      byte[] signed = new byte[digest.getDigestSize()];
      digest.doFinal(signed, 0);
      return new String(Hex.encode(signed));
    } catch (Exception ex) {
      return "error";
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   * @param data to calculate the MD5 hash over it
   * @return the md5 hash
   */
  public static byte[] generateMD5Hash(byte[] data) {
    MD5Digest digest = new MD5Digest();
    digest.update(data, 0, data.length);
    byte[] md5 = new byte[digest.getDigestSize()];
    digest.doFinal(md5, 0);
    return md5;
  }

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    MD5Digest digest = new MD5Digest();
    DigestInputStream dis = new DigestInputStream(fis, digest);
    do {
      numRead = dis.read(buffer);
      if (numRead > 0) {
        digest.update(buffer, 0, numRead);
      }
    } while (numRead != -1);
    dis.close();
    fis.close();
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    }

    private String md5Hash(byte input[]){
        //update the input of MD5
        MD5Digest md5 = new MD5Digest();
        md5.update(input, 0, input.length);

        //get the output/ digest size and hash it
        byte[] digest = new byte[md5.getDigestSize()];
        md5.doFinal(digest, 0);
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