Package org.apache.hadoop.io

Examples of org.apache.hadoop.io.DataInputByteBuffer.reset()

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      throws Exception {
    Credentials credentials = null;
    if(attemptStateData.getAppAttemptTokens() != null){
      DataInputByteBuffer dibb = new DataInputByteBuffer();
      credentials = new Credentials();
      dibb.reset(attemptStateData.getAppAttemptTokens());
      credentials.readTokenStorageStream(dibb);
    }
    ApplicationAttemptState attemptState =
        new ApplicationAttemptState(appAttemptId,
          attemptStateData.getMasterContainer(), credentials,
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      throws Exception {
    Credentials credentials = null;
    if (attemptStateData.getAppAttemptTokens() != null) {
      DataInputByteBuffer dibb = new DataInputByteBuffer();
      credentials = new Credentials();
      dibb.reset(attemptStateData.getAppAttemptTokens());
      credentials.readTokenStorageStream(dibb);
    }
    ApplicationAttemptState updatedAttemptState =
        new ApplicationAttemptState(appAttemptId,
          attemptStateData.getMasterContainer(), credentials,
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                ApplicationAttemptStateDataProto.parseFrom(attemptData));
        Credentials credentials = null;
        if (attemptStateData.getAppAttemptTokens() != null) {
          credentials = new Credentials();
          DataInputByteBuffer dibb = new DataInputByteBuffer();
          dibb.reset(attemptStateData.getAppAttemptTokens());
          credentials.readTokenStorageStream(dibb);
        }

        ApplicationAttemptState attemptState =
            new ApplicationAttemptState(attemptId,
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    public Credentials getContainerCredentials() throws IOException {
      Credentials credentials = new Credentials();
      DataInputByteBuffer buf = new DataInputByteBuffer();
      containerTokens.rewind();
      buf.reset(containerTokens);
      credentials.readTokenStorageStream(buf);
      return credentials;
    }
  }
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    ByteBuffer tokens = launchContext.getContainerTokens();
    Credentials credentials = new Credentials();
    if (tokens != null) {
      DataInputByteBuffer buf = new DataInputByteBuffer();
      tokens.rewind();
      buf.reset(tokens);
      try {
        credentials.readTokenStorageStream(buf);
        if (LOG.isDebugEnabled()) {
          for (Token<? extends TokenIdentifier> tk : credentials
              .getAllTokens()) {
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      throws IOException {
    Credentials credentials = new Credentials();
    DataInputByteBuffer dibb = new DataInputByteBuffer();
    ByteBuffer tokens = application.getAMContainerSpec().getContainerTokens();
    if (tokens != null) {
      dibb.reset(tokens);
      credentials.readTokenStorageStream(dibb);
      tokens.rewind();
    }
    return credentials;
  }
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    ByteBuffer tokens = launchContext.getContainerTokens();
    Credentials credentials = new Credentials();
    if (tokens != null) {
      DataInputByteBuffer buf = new DataInputByteBuffer();
      tokens.rewind();
      buf.reset(tokens);
      try {
        credentials.readTokenStorageStream(buf);
        if (LOG.isDebugEnabled()) {
          for (Token<? extends TokenIdentifier> tk : credentials
              .getAllTokens()) {
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      Credentials credentials = new Credentials();

      DataInputByteBuffer dibb = new DataInputByteBuffer();
      if (container.getContainerTokens() != null) {
        // TODO: Don't do this kind of checks everywhere.
        dibb.reset(container.getContainerTokens());
        credentials.readTokenStorageStream(dibb);
      }

      ApplicationTokenIdentifier id = new ApplicationTokenIdentifier(
          application.getAppAttemptId());
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   * @return the port the Shuffle Handler is listening on to serve shuffle data.
   */
  public static int deserializeMetaData(ByteBuffer meta) throws IOException {
    //TODO this should be returning a class not just an int
    DataInputByteBuffer in = new DataInputByteBuffer();
    in.reset(meta);
    int port = in.readInt();
    return port;
  }

  /**
 
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    return ByteBuffer.wrap(jobToken_dob.getData(), 0, jobToken_dob.getLength());
  }

  static Token<JobTokenIdentifier> deserializeServiceData(ByteBuffer secret) throws IOException {
    DataInputByteBuffer in = new DataInputByteBuffer();
    in.reset(secret);
    Token<JobTokenIdentifier> jt = new Token<JobTokenIdentifier>();
    jt.readFields(in);
    return jt;
  }
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