// #pending hashCode(), equals()
    @Override
    public int instanceHash() {
        return super.hashCode();
    }

    @Override
    public String toString() {
        return getClass().getSimpleName() + ":" + doBuildColumnString(", ") + "@" + Integer.toHexString(hashCode());
    }

    protected abstract String doBuildColumnString(String dm);

    // #pending hashCode(), equals()
    @Override
    public int instanceHash() {
        return super.hashCode();
    }

    @Override
    public String toString() {
        return getClass().getSimpleName() + ":" + doBuildColumnString(", ") + "@" + Integer.toHexString(hashCode());
    }

    protected abstract String doBuildColumnString(String dm);

      }
    }

  // Avoid Long.hashCode(long) which isn't available on Android 5.
  override fun hashCode(): Int {
    var result = 0
    result = 31 * result + version.toInt()
    result = 31 * result + serialNumber.hashCode()
    result = 31 * result + signature.hashCode()
    result = 31 * result + issuer.hashCode()
    result = 31 * result + validity.hashCode()
    result = 31 * result + subject.hashCode()

            return false;
        }
    }

    @Override
    public int hashCode() {
        int hashCode = (type == null) ? 0 : type.hashCode();

        if (this.getModel().getProvides() != null) {
            hashCode = 31 * hashCode + this.getModel().getProvides().hashCode();
        }
        return hashCode;
    }

    @Override
    public String toString() {

        hashCodes.add(CrawlerStatus.INITIALIZING.hashCode());
        hashCodes.add(CrawlerStatus.RUNNING.hashCode());
        hashCodes.add(CrawlerStatus.DONE.hashCode());

        // While not guaranteed, typically enum hashCodes are different
        assertTrue(hashCodes.size() > 1);
    }

    /**
     * Test compareTo method
     */
    public void test_compareTo() {
        // Compare with self

    int h1 = Objects.hashCode(1, "two", 3.0);
    int h2 = Objects.hashCode(Integer.valueOf(1), new String("two"), Double.valueOf(3.0));
    // repeatable
    assertEquals(h1, h2);

    // These don't strictly need to be true, but they're nice properties.
    assertTrue(Objects.hashCode(1, 2, null) != Objects.hashCode(1, 2));
    assertTrue(Objects.hashCode(1, 2, null) != Objects.hashCode(1, null, 2));

        @Test
        @DisplayName("equals and hashCode for equal and non-equal SIDs")
        void testEqualsAndHashCode() throws Exception {
            SID a1 = new SID("S-1-5-21-1-2-3-4");
            SID a2 = new SID("S-1-5-21-1-2-3-4");
            SID b = new SID("S-1-5-21-1-2-3-5");

            assertEquals(a1, a2);
            assertEquals(a1.hashCode(), a2.hashCode());
            assertNotEquals(a1, b);

      for (int index = 0; index < size; index++) {
        sum += array[index].hashCode();
      }
    }
    return sum;
  }

  @Benchmark
  int arrayIndexedLength(int reps) {
    int sum = 0;
    for (int i = 0; i < reps; i++) {
      for (int index = 0; index < array.length; index++) {
        sum += array[index].hashCode();
      }
    }
    return sum;
  }

  @Benchmark

  /**
   * A sensible definition of {@link #hashCode()} in terms of {@link #getKey()} and {@link
   * #getValue()}. If you override either of these methods, you may wish to override {@link
   * #hashCode()} to forward to this implementation.
   *
   * @since 7.0
   */
  protected int standardHashCode() {
    K k = getKey();
    V v = getValue();
    return ((k == null) ? 0 : k.hashCode()) ^ ((v == null) ? 0 : v.hashCode());
  }

          && Objects.equals(this.getValue(), that.getValue());
    }
    return false;
  }

  @Override
  public int hashCode() {
    K k = getKey();
    V v = getValue();
    return ((k == null) ? 0 : k.hashCode()) ^ ((v == null) ? 0 : v.hashCode());
  }

  /** Returns a string representation of the form {@code {key}={value}}. */
  @Override
  public String toString() {