src/java.base/share/classes/java/util/JapaneseImperialCalendar.java

rev 54350 : 8205432: Replace the placeholder Japanese era name
Reviewed-by: rriggs

*** 48,58 ****
   *     0       N/A         N/A
   *     1       Meiji       1868-01-01T00:00:00 local time
   *     2       Taisho      1912-07-30T00:00:00 local time
   *     3       Showa       1926-12-25T00:00:00 local time
   *     4       Heisei      1989-01-08T00:00:00 local time
!  *     5       NewEra      2019-05-01T00:00:00 local time
   * ------------------------------------------------------
   * }</pre>
   *
   * <p>{@code ERA} value 0 specifies the years before Meiji and
   * the Gregorian year values are used. Unlike
--- 48,58 ----
   *     0       N/A         N/A
   *     1       Meiji       1868-01-01T00:00:00 local time
   *     2       Taisho      1912-07-30T00:00:00 local time
   *     3       Showa       1926-12-25T00:00:00 local time
   *     4       Heisei      1989-01-08T00:00:00 local time
!  *     5       Reiwa       2019-05-01T00:00:00 local time
   * ------------------------------------------------------
   * }</pre>
   *
   * <p>{@code ERA} value 0 specifies the years before Meiji and
   * the Gregorian year values are used. Unlike
*** 127,139 ****
       * The ERA constant designating the Heisei era.
       */
      public static final int HEISEI = 4;
  
      /**
!      * The ERA constant designating the NewEra era.
       */
!     private static final int NEWERA = 5;
  
      private static final int EPOCH_OFFSET   = 719163; // Fixed date of January 1, 1970 (Gregorian)
  
      // Useful millisecond constants.  Although ONE_DAY and ONE_WEEK can fit
      // into ints, they must be longs in order to prevent arithmetic overflow
--- 127,139 ----
       * The ERA constant designating the Heisei era.
       */
      public static final int HEISEI = 4;
  
      /**
!      * The ERA constant designating the Reiwa era.
       */
!     private static final int REIWA = 5;
  
      private static final int EPOCH_OFFSET   = 719163; // Fixed date of January 1, 1970 (Gregorian)
  
      // Useful millisecond constants.  Although ONE_DAY and ONE_WEEK can fit
      // into ints, they must be longs in order to prevent arithmetic overflow
*** 1759,1774 ****
                      if (d.isLeapYear()) {
                          --prevJan1;
                      }
                  } else if (transitionYear) {
                      if (jdate.getYear() == 1) {
!                         // As of NewEra (since Meiji) there's no case
                          // that there are multiple transitions in a
                          // year.  Historically there was such
                          // case. There might be such case again in the
                          // future.
!                         if (era > NEWERA) {
                              CalendarDate pd = eras[era - 1].getSinceDate();
                              if (normalizedYear == pd.getYear()) {
                                  d.setMonth(pd.getMonth()).setDayOfMonth(pd.getDayOfMonth());
                              }
                          } else {
--- 1759,1774 ----
                      if (d.isLeapYear()) {
                          --prevJan1;
                      }
                  } else if (transitionYear) {
                      if (jdate.getYear() == 1) {
!                         // As of Reiwa (since Meiji) there's no case
                          // that there are multiple transitions in a
                          // year.  Historically there was such
                          // case. There might be such case again in the
                          // future.
!                         if (era > REIWA) {
                              CalendarDate pd = eras[era - 1].getSinceDate();
                              if (normalizedYear == pd.getYear()) {
                                  d.setMonth(pd.getMonth()).setDayOfMonth(pd.getDayOfMonth());
                              }
                          } else {