public:
  virtual void Clear() = 0;

  // Returns the inputs of this op.
  virtual absl::Span<ImmediateExecutionTensorHandle* const> GetInputs()
      const = 0;
  virtual absl::Status SetInput(size_t index,
                                ImmediateExecutionTensorHandle* input) = 0;

  virtual ImmediateExecutionContext* GetContext() const = 0;

  // Following two methods are used to support custom device.

        final Iterator<ImageReader> readers = ImageIO.getImageReaders(input);
        if (readers.hasNext()) {
            final ImageReader reader = readers.next();
            try {
                reader.setInput(input);
                final ImageReadParam param = reader.getDefaultReadParam();
                final int width = reader.getWidth(0);
                final int height = reader.getHeight(0);

    if (input_shape.num_dims == InferenceContext::kUnknownRank) {
      c.SetInput(i, c.UnknownShape());
      continue;
    }
    dims.reserve(input_shape.num_dims);
    for (int j = 0; j < input_shape.num_dims; ++j) {
      dims.push_back(c.MakeDim(input_shape.dims[j]));
    }
    c.SetInput(i, c.MakeShape(dims));
  }

  // TODO(bgogul): Handle input_tensors_as_shapes.

    public Object convert(final TypeLiteral role, final String value) {
        if (value.trim().startsWith("<")) {
            try {
                final MXParser parser = new MXParser();
                parser.setInput(new StringReader(value));
                parser.nextTag();

                return parse(parser, role);
            } catch (final Exception e) {

            try ( SmbPipeHandle p = f.openPipe() ) {
                try ( OutputStream os = p.getOutput() ) {
                    writeRandom(1024, 1024, os);
                    try ( InputStream is = p.getInput() ) {
                        verifyRandom(1024, 1024, is);
                    }
                }
            }
            catch ( SmbException e ) {
                if ( e.getNtStatus() == 0xC00000BB ) {

        log.trace("Pipe already open");
        return this.handle.acquire();
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.SmbPipeHandle#getInput()
     */
    @Override
    public SmbPipeInputStream getInput () throws CIFSException {

        if ( !this.open ) {
            throw new SmbException("Already closed");
        }

        if ( this.input != null ) {

    }

    public String getNewOutput() {
        return newOutput;
    }

    public void setNewOutput(final String newOutputs) {
        newOutput = newOutputs;
    }

    public String getInput() {
        return input;
    }

    public String getOutput() {
        return output;
    }

    public boolean isUpdated() {
        return newInput != null && newOutput != null;
    }

        }
    }

    public String getNewInput() {
        return newInput;
    }

    public void setNewInput(final String newInput) {
        this.newInput = newInput;
    }

    public String getInput() {
        return input;
    }

    public String getInputValue() {
        if (input == null) {
            return StringUtil.EMPTY;
        }
        return input;
    }

    /**
     * @return the pipe
     */
    SmbPipeResource getPipe ();


    /**
     * 
     * @return this pipe's input stream
     * @throws CIFSException
     */
    InputStream getInput () throws CIFSException;


    /**
     * 
     * @return this pipe's output stream
     * @throws CIFSException
     */
    OutputStream getOutput () throws CIFSException;


    /**

        }
    }

    public String getNewInput() {
        return newInput;
    }

    public void setNewInput(final String newInput) {
        this.newInput = newInput;
    }

    public String getInput() {
        return input;
    }

    public String getInputValue() {
        if (input == null) {
            return StringUtil.EMPTY;
        }
        return input;
    }