/* Copyright 2018 The TensorFlow Authors. All Rights Reserved.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
=======================================================================*/

// This class has been generated, DO NOT EDIT!

package org.tensorflow.op.core;

import java.util.Arrays;
import org.tensorflow.GraphOperation;
import org.tensorflow.Operand;
import org.tensorflow.Operation;
import org.tensorflow.OperationBuilder;
import org.tensorflow.Output;
import org.tensorflow.op.RawOp;
import org.tensorflow.op.RawOpInputs;
import org.tensorflow.op.Scope;
import org.tensorflow.op.annotation.Endpoint;
import org.tensorflow.op.annotation.OpInputsMetadata;
import org.tensorflow.op.annotation.OpMetadata;
import org.tensorflow.op.annotation.Operator;
import org.tensorflow.proto.framework.DataType;
import org.tensorflow.types.family.TType;

/**
 * Gives a guarantee to the TF runtime that the input tensor is a constant.
 * The runtime is then free to make optimizations based on this.
 * <p>Only accepts value typed tensors as inputs and rejects resource variable handles
 * as input.
 * <p>Returns the input tensor without modification.
 *
 * @param <T> data type for {@code output} output
 */
@OpMetadata(
    opType = GuaranteeConst.OP_NAME,
    inputsClass = GuaranteeConst.Inputs.class
)
@Operator
public final class GuaranteeConst<T extends TType> extends RawOp implements Operand<T> {
  /**
   * The name of this op, as known by TensorFlow core engine
   */
  public static final String OP_NAME = "GuaranteeConst";

  private Output<T> output;

  public GuaranteeConst(Operation operation) {
    super(operation, OP_NAME);
    int outputIdx = 0;
    output = operation.output(outputIdx++);
  }

  /**
   * Factory method to create a class wrapping a new GuaranteeConst operation.
   *
   * @param scope current scope
   * @param input The input value
   * @param <T> data type for {@code GuaranteeConst} output and operands
   * @return a new instance of GuaranteeConst
   */
  @Endpoint(
      describeByClass = true
  )
  public static <T extends TType> GuaranteeConst<T> create(Scope scope, Operand<T> input) {
    OperationBuilder opBuilder = scope.opBuilder(OP_NAME, "GuaranteeConst");
    opBuilder.addInput(input.asOutput());
    return new GuaranteeConst<>(opBuilder.build());
  }

  /**
   * Gets output.
   *
   * @return output.
   */
  public Output<T> output() {
    return output;
  }

  @Override
  public Output<T> asOutput() {
    return output;
  }

  @OpInputsMetadata(
      outputsClass = GuaranteeConst.class
  )
  public static class Inputs<T extends TType> extends RawOpInputs<GuaranteeConst<T>> {
    /**
     * The input input
     */
    public final Operand<T> input;

    /**
     * The T attribute
     */
    public final DataType T;

    public Inputs(GraphOperation op) {
      super(new GuaranteeConst<>(op), op, Arrays.asList("T"));
      int inputIndex = 0;
      input = (Operand<T>) op.input(inputIndex++);
      T = op.attributes().getAttrType("T");
    }
  }
}
