code: @Deprecated
  	@SuppressWarnings("unchecked")
  	public void setInputs(List<Operator<IN>> inputs) {
  		this.input = Operator.createUnionCascade(null, inputs.toArray(new Operator[inputs.size()]));
  	}
docs: Sets the input to the union of the given operators.
  
  @param inputs The operator(s) that form the input.
  @deprecated This method will be removed in future versions. Use the {@link Union} operator instead.