raw.runtime.truffle.runtime.option.DoubleOption Maven / Gradle / Ivy

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/*
 * Copyright 2023 RAW Labs S.A.
 *
 * Use of this software is governed by the Business Source License
 * included in the file licenses/BSL.txt.
 *
 * As of the Change Date specified in that file, in accordance with
 * the Business Source License, use of this software will be governed
 * by the Apache License, Version 2.0, included in the file
 * licenses/APL.txt.
 */

package raw.runtime.truffle.runtime.option;

import com.oracle.truffle.api.interop.TruffleObject;
import com.oracle.truffle.api.library.ExportLibrary;
import com.oracle.truffle.api.library.ExportMessage;

@ExportLibrary(OptionLibrary.class)
public final class DoubleOption implements TruffleObject {

  private double value;

  private boolean isDefined;

  public DoubleOption() {
    this.isDefined = false;
  }

  public DoubleOption(double value) {
    this.isDefined = true;
    this.value = value;
  }

  @ExportMessage
  boolean isOption() {
    return true;
  }

  @ExportMessage
  public double get() {
    return value;
  }

  @ExportMessage
  public void set(Object value) {
    this.value = (double) value;
    this.isDefined = true;
  }

  @ExportMessage
  public boolean isDefined() {
    return isDefined;
  }
}