* comment: The prefix of subject to show test environment or not
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getMailSubjectTestPrefix();

    /**
     * Get the value for the key 'mail.return.path'. <br>
     * The value is, e.g. root@localhost <br>
     * comment: The common return path of all mail

        assertEquals("", value);

        value = FessFunctions.maskEmail("aaa bbb ccc");
        assertEquals("aaa bbb ccc", value);

        value = FessFunctions.maskEmail("******@****.***");
        assertEquals("******@****.***", value);

        value = FessFunctions.maskEmail("******@****.***");
        assertEquals("******@****.***", value);

        value = FessFunctions.maskEmail("111 ******@****.*** 222");

    for (int value : TEST_INTS) {
      assertWithMessage(UnsignedInts.toString(value))
          .that(UnsignedInteger.fromIntBits(value).intValue())
          .isEqualTo(value);
    }
  }

  public void testFromIntBitsLongValue() {
    for (int value : TEST_INTS) {
      long expected = value & 0xffffffffL;
      assertWithMessage(UnsignedInts.toString(value))

    return result;
  }

  /**
   * Returns the value associated with {@code key}, or zero if there is no value associated with
   * {@code key}.
   */
  public long get(K key) {
    AtomicLong atomic = map.get(key);
    return atomic == null ? 0L : atomic.get();
  }

  /**
   * Increments by one the value currently associated with {@code key}, and returns the new value.
   */
  @CanIgnoreReturnValue

   * @return the previous value
   */
  public final double getAndSet(int i, double newValue) {
    long next = doubleToRawLongBits(newValue);
    return longBitsToDouble(longs.getAndSet(i, next));
  }

  /**
   * Atomically sets the element at position {@code i} to the given updated value if the current
   * value is <a href="#bitEquals">bitwise equal</a> to the expected value.
   *
   * @param i the index

    }

    public void setUpdatedTime(Long value) {
        registerModifiedProperty("updatedTime");
        this.updatedTime = value;
    }

    public String getValue() {
        checkSpecifiedProperty("value");
        return convertEmptyToNull(value);
    }

    public void setValue(String value) {
        registerModifiedProperty("value");
        this.value = value;
    }

    public void setCreatedTime(Long value) {
        registerModifiedProperty("createdTime");
        this.createdTime = value;
    }

    public Integer getSortOrder() {
        checkSpecifiedProperty("sortOrder");
        return sortOrder;
    }

    public void setSortOrder(Integer value) {
        registerModifiedProperty("sortOrder");
        this.sortOrder = value;
    }

   *
   * @param value a primitive {@code long} value
   * @return a hash code for the value
   */
  public static int hashCode(long value) {
    return (int) (value ^ (value >>> 32));
  }

  /**
   * Compares the two specified {@code long} values. The sign of the value returned is the same as
   * that of {@code ((Long) a).compareTo(b)}.
   *

    public void setCreatedBy(String value) {
        registerModifiedProperty("createdBy");
        this.createdBy = value;
    }

    public Long getCreatedTime() {
        checkSpecifiedProperty("createdTime");
        return createdTime;
    }

    public void setCreatedTime(Long value) {
        registerModifiedProperty("createdTime");
        this.createdTime = value;
    }

    public void setCreatedBy(String value) {
        registerModifiedProperty("createdBy");
        this.createdBy = value;
    }

    public Long getCreatedTime() {
        checkSpecifiedProperty("createdTime");
        return createdTime;
    }

    public void setCreatedTime(Long value) {
        registerModifiedProperty("createdTime");
        this.createdTime = value;
    }