8205432: Replace the placeholder Japanese era name

Summary: Also brings in some cleanups from JDK-8048123
Reviewed-by: rriggs, chegar, phh, clanger, aph

make/data/unicodedata/UnicodeData.txt

@@ -11408,7 +11408,7 @@
 32FC;CIRCLED KATAKANA WI;So;0;L;<circle> 30F0;;;;N;;;;;
 32FD;CIRCLED KATAKANA WE;So;0;L;<circle> 30F1;;;;N;;;;;
 32FE;CIRCLED KATAKANA WO;So;0;L;<circle> 30F2;;;;N;;;;;
-32FF;SQUARE ERA NAME NEWERA;So;0;L;<square> 5143 53F7;;;;N;SQUARED TWO IDEOGRAPHS ERA NAME NEWERA;;;;
+32FF;SQUARE ERA NAME REIWA;So;0;L;<square> 4EE4 548C;;;;N;SQUARED TWO IDEOGRAPHS ERA NAME REIWA;;;;
 3300;SQUARE APAATO;So;0;L;<square> 30A2 30D1 30FC 30C8;;;;N;SQUARED APAATO;;;;
 3301;SQUARE ARUHUA;So;0;L;<square> 30A2 30EB 30D5 30A1;;;;N;SQUARED ARUHUA;;;;
 3302;SQUARE ANPEA;So;0;L;<square> 30A2 30F3 30DA 30A2;;;;N;SQUARED ANPEA;;;;

src/share/classes/java/time/chrono/JapaneseEra.java

@@ -151,14 +151,14 @@ public final class JapaneseEra
      */
     public static final JapaneseEra HEISEI = new JapaneseEra(2, LocalDate.of(1989, 1, 8));
     /**
-     * The singleton instance for the 'NewEra' era (2019-05-01 - current)
+     * The singleton instance for the 'Reiwa' era (2019-05-01 - )
      * which has the value 3.
      */
-    private static final JapaneseEra NEWERA = new JapaneseEra(3, LocalDate.of(2019, 5, 1));
+    private static final JapaneseEra REIWA = new JapaneseEra(3, LocalDate.of(2019, 5, 1));
 
     // The number of predefined JapaneseEra constants.
     // There may be a supplemental era defined by the property.
-    private static final int N_ERA_CONSTANTS = NEWERA.getValue() + ERA_OFFSET;
+    private static final int N_ERA_CONSTANTS = REIWA.getValue() + ERA_OFFSET;
 
     /**
      * Serialization version.
@@ -176,7 +176,7 @@ public final class JapaneseEra
         KNOWN_ERAS[1] = TAISHO;
         KNOWN_ERAS[2] = SHOWA;
         KNOWN_ERAS[3] = HEISEI;
-        KNOWN_ERAS[4] = NEWERA;
+        KNOWN_ERAS[4] = REIWA;
         for (int i = N_ERA_CONSTANTS; i < ERA_CONFIG.length; i++) {
             CalendarDate date = ERA_CONFIG[i].getSinceDate();
             LocalDate isoDate = LocalDate.of(date.getYear(), date.getMonth(), date.getDayOfMonth());

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

@@ -38,21 +38,21 @@ import sun.util.calendar.LocalGregorianCalendar;
 import sun.util.calendar.ZoneInfo;
 
 /**
- * <code>JapaneseImperialCalendar</code> implements a Japanese
+ * {@code JapaneseImperialCalendar} implements a Japanese
  * calendar system in which the imperial era-based year numbering is
  * supported from the Meiji era. The following are the eras supported
  * by this calendar system.
- * <pre><tt>
+ * <pre>{@code
  * ERA value   Era name    Since (in Gregorian)
  * ------------------------------------------------------
  *     0       N/A         N/A
- *     1       Meiji       1868-01-01 midnight local time
- *     2       Taisho      1912-07-30 midnight local time
- *     3       Showa       1926-12-25 midnight local time
- *     4       Heisei      1989-01-08 midnight local time
- *     5       NewEra      2019-05-01 midnight local time
+ *     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
  * ------------------------------------------------------
- * </tt></pre>
+ * }</pre>
  *
  * <p><code>ERA</code> value 0 specifies the years before Meiji and
  * the Gregorian year values are used. Unlike {@link
@@ -103,12 +103,11 @@ class JapaneseImperialCalendar extends Calendar {
     public static final int HEISEI = 4;
 
     /**
-     * The ERA constant designating the NewEra era.
+     * The ERA constant designating the Reiwa era.
      */
-    private static final int NEWERA = 5;
+    private static final int REIWA = 5;
 
     private static final int EPOCH_OFFSET   = 719163; // Fixed date of January 1, 1970 (Gregorian)
-    private static final int EPOCH_YEAR     = 1970;
 
     // Useful millisecond constants.  Although ONE_DAY and ONE_WEEK can fit
     // into ints, they must be longs in order to prevent arithmetic overflow
@@ -354,6 +353,7 @@ class JapaneseImperialCalendar extends Calendar {
      * <code>false</code> otherwise.
      * @see Calendar#compareTo(Calendar)
      */
+    @Override
     public boolean equals(Object obj) {
         return obj instanceof JapaneseImperialCalendar &&
             super.equals(obj);
@@ -363,6 +363,7 @@ class JapaneseImperialCalendar extends Calendar {
      * Generates the hash code for this
      * <code>JapaneseImperialCalendar</code> object.
      */
+    @Override
     public int hashCode() {
         return super.hashCode() ^ jdate.hashCode();
     }
@@ -395,6 +396,7 @@ class JapaneseImperialCalendar extends Calendar {
      * or if any calendar fields have out-of-range values in
      * non-lenient mode.
      */
+    @Override
     public void add(int field, int amount) {
         // If amount == 0, do nothing even the given field is out of
         // range. This is tested by JCK.
@@ -523,6 +525,7 @@ class JapaneseImperialCalendar extends Calendar {
         }
     }
 
+    @Override
     public void roll(int field, boolean up) {
         roll(field, up ? +1 : -1);
     }
@@ -547,6 +550,7 @@ class JapaneseImperialCalendar extends Calendar {
      * @see #add(int,int)
      * @see #set(int,int)
      */
+    @Override
     public void roll(int field, int amount) {
         // If amount == 0, do nothing even the given field is out of
         // range. This is tested by JCK.
@@ -1729,12 +1733,12 @@ class JapaneseImperialCalendar extends Calendar {
                     }
                 } else if (transitionYear) {
                     if (jdate.getYear() == 1) {
-                        // As of NewEra (since Meiji) there's no case
+                        // 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 > NEWERA) {
+                        if (era > REIWA) {
                             CalendarDate pd = eras[era - 1].getSinceDate();
                             if (normalizedYear == pd.getYear()) {
                                 d.setMonth(pd.getMonth()).setDayOfMonth(pd.getDayOfMonth());

src/share/classes/sun/text/resources/FormatData.java

@@ -106,7 +106,7 @@ public class FormatData extends ParallelListResourceBundle {
             "T",
             "S",
             "H",
-            "N", // NewEra
+            "R",
         };
 
         // Japanese imperial calendar era strings
@@ -116,7 +116,7 @@ public class FormatData extends ParallelListResourceBundle {
             "Taisho",
             "Showa",
             "Heisei",
-            "NewEra", // NewEra
+            "Reiwa",
         };
 
         return new Object[][] {

src/share/classes/sun/text/resources/JavaTimeSupplementary.java

@@ -237,7 +237,7 @@ public class JavaTimeSupplementary extends OpenListResourceBundle {
                     "Taisho",
                     "Showa",
                     "Heisei",
-                    "NewEra", // New Era
+                    "Reiwa",
                 }
             },
             { "java.time.japanese.short.Eras",
@@ -247,7 +247,7 @@ public class JavaTimeSupplementary extends OpenListResourceBundle {
                     "Taisho",
                     "Showa",
                     "Heisei",
-                    "NewEra", // New Era
+                    "Reiwa",
                 }
             },
             { "java.time.roc.DatePatterns",

src/share/classes/sun/text/resources/ja/FormatData_ja.java

@@ -91,7 +91,7 @@ public class FormatData_ja extends ParallelListResourceBundle {
             "\u5927\u6b63", // Taisho
             "\u662d\u548c", // Showa
             "\u5e73\u6210", // Heisei
-            "\u5143\u53f7", // NewEra
+            "\u4ee4\u548c", // Reiwa
         };
         final String[] rocEras = {
             "\u6c11\u56fd\u524d",

src/share/classes/sun/text/resources/ja/JavaTimeSupplementary_ja.java

@@ -198,7 +198,7 @@ public class JavaTimeSupplementary_ja extends OpenListResourceBundle {
                     "\u5927\u6b63",
                     "\u662d\u548c",
                     "\u5e73\u6210",
-                    "\u5143\u53f7", // NewEra
+                    "\u4ee4\u548c",
                 }
             },
             { "java.time.japanese.short.Eras",
@@ -208,7 +208,7 @@ public class JavaTimeSupplementary_ja extends OpenListResourceBundle {
                     "\u5927\u6b63",
                     "\u662d\u548c",
                     "\u5e73\u6210",
-                    "\u5143\u53f7", // NewEra
+                    "\u4ee4\u548c",
                 }
             },
             { "java.time.long.Eras",

src/share/classes/sun/util/calendar/Era.java

@@ -41,21 +41,16 @@ import java.util.TimeZone;
  * <code>CalendarDate</code>.
  *
  * <p>The following era names are defined in this release.
- * <!-- TODO: use HTML table -->
- * <pre><tt>
+ * <pre>{@code
  *   Calendar system         Era name         Since (in Gregorian)
  *   -----------------------------------------------------------------------
- *   Japanese calendar       Meiji            1868-01-01 midnight local time
- *                           Taisho           1912-07-30 midnight local time
- *                           Showa            1926-12-26 midnight local time
- *                           Heisei           1989-01-08 midnight local time
- *                           NewEra           2019-05-01 midnight local time
- *   Julian calendar         BeforeCommonEra  -292275055-05-16T16:47:04.192Z
- *                           CommonEra        0000-12-30 midnight local time
- *   Taiwanese calendar      MinGuo           1911-01-01 midnight local time
- *   Thai Buddhist calendar  BuddhistEra      -543-01-01 midnight local time
+ *   Japanese calendar       Meiji            1868-01-01T00:00:00 local time
+ *                           Taisho           1912-07-30T00:00:00 local time
+ *                           Showa            1926-12-25T00:00:00 local time
+ *                           Heisei           1989-01-08T00:00:00 local time
+ *                           Reiwa            2019-05-01T00:00:00 local time
  *   -----------------------------------------------------------------------
- * </tt></pre>
+ * }</pre>
  *
  * @author Masayoshi Okutsu
  * @since 1.5

src/share/classes/sun/util/cldr/resources/21_0_1/common/main/ja.xml

@@ -2410,7 +2410,7 @@
 						<era type="233">大正</era>
 						<era type="234">昭和</era>
 						<era type="235">平成</era>
-						<era type="236">元号</era> <!-- NewEra -->
+						<era type="236">令和</era>
 					</eraAbbr>
 				</eras>
 				<dateFormats>

src/share/classes/sun/util/cldr/resources/21_0_1/common/main/root.xml

@@ -1657,14 +1657,14 @@
 						<era type="233">Taishō</era>
 						<era type="234">Shōwa</era>
 						<era type="235">Heisei</era>
-						<era type="236">NewEra</era> <!-- NewEra -->
+						<era type="236">Reiwa</era>
 					</eraAbbr>
 					<eraNarrow>
 						<era type="232">M</era>
 						<era type="233">T</era>
 						<era type="234">S</era>
 						<era type="235">H</era>
-						<era type="236">N</era> <!-- NewEra -->
+						<era type="236">R</era>
 					</eraNarrow>
 				</eras>
 				<dateFormats>

src/share/classes/sun/util/locale/provider/CalendarNameProviderImpl.java

@@ -76,10 +76,10 @@ public class CalendarNameProviderImpl extends CalendarNameProvider implements Av
                         Era[] jeras = CalendarSystem.forName("japanese").getEras();
                         if (value <= jeras.length) {
                             // Localized era name could not be retrieved from this provider.
-                            // This can occur either for NewEra or SupEra.
+                            // This can occur either for Reiwa or SupEra.
                             //
                             // If it's CLDR provider, try COMPAT first, which is guaranteed to have
-                            // the name for NewEra.
+                            // the name for Reiwa.
                             if (type == LocaleProviderAdapter.Type.CLDR) {
                                 lr = LocaleProviderAdapter.forJRE().getLocaleResources(locale);
                                 key = getResourceKeyFor(LocaleProviderAdapter.Type.JRE,

src/share/lib/calendars.properties

@@ -29,14 +29,14 @@
 #   Taisho since 1912-07-30 00:00:00 local time (Gregorian)
 #   Showa  since 1926-12-25 00:00:00 local time (Gregorian)
 #   Heisei since 1989-01-08 00:00:00 local time (Gregorian)
-#   NewEra since 2019-05-01 00:00:00 local time (Gregorian)
+#   Reiwa  since 2019-05-01 00:00:00 local time (Gregorian)
 calendar.japanese.type: LocalGregorianCalendar
 calendar.japanese.eras: \
 	name=Meiji,abbr=M,since=-3218832000000;  \
 	name=Taisho,abbr=T,since=-1812153600000; \
 	name=Showa,abbr=S,since=-1357603200000;  \
 	name=Heisei,abbr=H,since=600220800000;   \
-	name=NewEra,abbr=N,since=1556668800000
+	name=Reiwa,abbr=R,since=1556668800000
 
 #
 # Taiwanese calendar

test/java/text/Format/DateFormat/WeekDateTest.java

@@ -137,9 +137,9 @@ public class WeekDateTest {
         Calendar jcal = Calendar.getInstance(TimeZone.getTimeZone("GMT"),
                                              new Locale("ja", "JP", "JP"));
 
-        String format = "2-W01-2"; // 2019-12-31 == N1-12-31
+        String format = "2-W01-2"; // 2019-12-31 == R1-12-31
         int expectedYear = 2019;
-        // Check the current era, Heisei or NewEra
+        // Check the current era, Heisei or Reiwa
         if (System.currentTimeMillis() < 1556668800000L) {
             format = "21-W01-3"; // 2008-12-31 == H20-12-31
             expectedYear = 2008;

test/java/time/tck/java/time/chrono/TCKJapaneseChronology.java

@@ -111,7 +111,9 @@ import org.testng.annotations.Test;
  */
 @Test
 public class TCKJapaneseChronology {
-    private static final int YDIFF_NEWERA = 2018;
+
+    // Year differences from Gregorian years.
+    private static final int YDIFF_REIWA = 2018;
     private static final int YDIFF_HEISEI = 1988;
     private static final int YDIFF_MEIJI = 1867;
     private static final int YDIFF_SHOWA = 1925;
@@ -174,7 +176,7 @@ public class TCKJapaneseChronology {
     @DataProvider(name="createByEra")
     Object[][] data_createByEra() {
         return new Object[][] {
-                {JapaneseEra.of(3), 2020 - YDIFF_NEWERA, 2, 29, 60, LocalDate.of(2020, 2, 29)}, // NEWERA
+                {JapaneseEra.of(3), 2020 - YDIFF_REIWA, 2, 29, 60, LocalDate.of(2020, 2, 29)},
                 {JapaneseEra.HEISEI, 1996 - YDIFF_HEISEI, 2, 29, 60, LocalDate.of(1996, 2, 29)},
                 {JapaneseEra.HEISEI, 2000 - YDIFF_HEISEI, 2, 29, 60, LocalDate.of(2000, 2, 29)},
                 {JapaneseEra.MEIJI, 1874 - YDIFF_MEIJI, 2, 28, 59, LocalDate.of(1874, 2, 28)},
@@ -367,8 +369,8 @@ public class TCKJapaneseChronology {
     @DataProvider(name="prolepticYear")
     Object[][] data_prolepticYear() {
         return new Object[][] {
-                {3, JapaneseEra.of(3), 1, 1 + YDIFF_NEWERA, false}, // NEWERA
-                {3, JapaneseEra.of(3), 102, 102 + YDIFF_NEWERA, true}, // NEWERA
+                {3, JapaneseEra.of(3), 1, 1 + YDIFF_REIWA, false},
+                {3, JapaneseEra.of(3), 102, 102 + YDIFF_REIWA, true},
 
                 {2, JapaneseEra.HEISEI, 1, 1 + YDIFF_HEISEI, false},
                 {2, JapaneseEra.HEISEI, 4, 4 + YDIFF_HEISEI, true},
@@ -553,7 +555,7 @@ public class TCKJapaneseChronology {
             { JapaneseEra.TAISHO, 0, "Taisho"},
             { JapaneseEra.SHOWA, 1, "Showa"},
             { JapaneseEra.HEISEI, 2, "Heisei"},
-            { JapaneseEra.of(3), 3, "NewEra"}, // NEWERA
+            { JapaneseEra.of(3), 3, "Reiwa"},
         };
     }
 
@@ -689,7 +691,7 @@ public class TCKJapaneseChronology {
             {JapaneseChronology.INSTANCE.date(1989,  1,  7), "Japanese Showa 64-01-07"},
             {JapaneseChronology.INSTANCE.date(1989,  1,  8), "Japanese Heisei 1-01-08"},
             {JapaneseChronology.INSTANCE.date(2012, 12,  6), "Japanese Heisei 24-12-06"},
-            {JapaneseChronology.INSTANCE.date(2020,  1,  6), "Japanese NewEra 2-01-06"},
+            {JapaneseChronology.INSTANCE.date(2020,  1,  6), "Japanese Reiwa 2-01-06"},
         };
     }
 

test/java/time/tck/java/time/chrono/TCKJapaneseEra.java

@@ -77,7 +77,7 @@ public class TCKJapaneseEra {
     @DataProvider(name = "JapaneseEras")
     Object[][] data_of_eras() {
         return new Object[][] {
-                    {JapaneseEra.of(3), "NewEra", 3}, // NEWERA
+                    {JapaneseEra.of(3), "Reiwa", 3},
                     {JapaneseEra.HEISEI, "Heisei", 2},
                     {JapaneseEra.SHOWA, "Showa", 1},
                     {JapaneseEra.TAISHO, "Taisho", 0},

test/java/time/test/java/time/chrono/TestJapaneseChronology.java

@@ -34,6 +34,7 @@ import java.util.Locale;
 import org.testng.annotations.DataProvider;
 import org.testng.annotations.Test;
 import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertTrue;
 
 /**
  * Tests for the Japanese chronology
@@ -59,7 +60,7 @@ public class TestJapaneseChronology {
             { JapaneseEra.SHOWA,     64,  1,  7, 1989 },
             { JapaneseEra.HEISEI,     1,  1,  8, 1989 },
             { JapaneseEra.HEISEI,    31,  4, 30, 2019 },
-            { JapaneseEra.of(3),      1,  5,  1, 2019 }, // NEWERA
+            { JapaneseEra.of(3),      1,  5,  1, 2019 },
         };
     }
 
@@ -77,7 +78,7 @@ public class TestJapaneseChronology {
             { JapaneseEra.HEISEI,  1,    1,  1,  8 },
             { JapaneseEra.HEISEI,  2,    8,  1,  8 },
             { JapaneseEra.HEISEI, 31,  120,  4, 30 },
-            { JapaneseEra.of(3),   1,    1,  5,  1 }, // NEWERA
+            { JapaneseEra.of(3),   1,    1,  5,  1 },
         };
     }
 
@@ -110,8 +111,8 @@ public class TestJapaneseChronology {
             { JapaneseEra.HEISEI,     1,  1,  7 },
             { JapaneseEra.HEISEI,     1,  2, 29 },
             { JapaneseEra.HEISEI,    31,  5,  1 },
-            { JapaneseEra.of(3),      1,  4, 30 }, // NEWERA
-            { JapaneseEra.of(3), Year.MAX_VALUE,  12, 31 }, // NEWERA
+            { JapaneseEra.of(3),      1,  4, 30 },
+            { JapaneseEra.of(3), Year.MAX_VALUE,  12, 31 },
         };
     }
 
@@ -131,9 +132,9 @@ public class TestJapaneseChronology {
             { JapaneseEra.HEISEI,    -1 },
             { JapaneseEra.HEISEI,     0 },
             { JapaneseEra.HEISEI,    32 },
-            { JapaneseEra.of(3),     -1 }, // NEWERA
-            { JapaneseEra.of(3),      0 }, // NEWERA
-            { JapaneseEra.of(3), Year.MAX_VALUE }, // NEWERA
+            { JapaneseEra.of(3),     -1 },
+            { JapaneseEra.of(3),      0 },
+            { JapaneseEra.of(3), Year.MAX_VALUE },
         };
     }
 
@@ -151,8 +152,21 @@ public class TestJapaneseChronology {
             { JapaneseEra.HEISEI,  1, 360 },
             { JapaneseEra.HEISEI,  2, 366 },
             { JapaneseEra.HEISEI, 31, 121 },
-            { JapaneseEra.of(3),   1, 246 }, // NEWERA
-            { JapaneseEra.of(3),   2, 367 }, // NEWERA
+            { JapaneseEra.of(3),   1, 246 },
+            { JapaneseEra.of(3),   2, 367 },
+        };
+    }
+
+    @DataProvider
+    Object[][] eraNameData() {
+        return new Object[][] {
+            // Japanese era, name, exception
+            { "Meiji",  JapaneseEra.MEIJI,      null },
+            { "Taisho", JapaneseEra.TAISHO,     null },
+            { "Showa",  JapaneseEra.SHOWA,      null },
+            { "Heisei", JapaneseEra.HEISEI,     null },
+            { "Reiwa",  JapaneseEra.of(3),      null },
+            { "NewEra", null,                   IllegalArgumentException.class},
         };
     }
 
@@ -204,4 +218,13 @@ public class TestJapaneseChronology {
         JapaneseDate date = JAPANESE.dateYearDay(era, yearOfEra, dayOfYear);
         System.out.printf("No DateTimeException with era=%s, year=%d, dayOfYear=%d%n", era, yearOfEra, dayOfYear);
     }
+
+    @Test(dataProvider="eraNameData")
+    public void test_eraName(String eraName, JapaneseEra era, Class expectedEx) {
+        try {
+            assertEquals(JapaneseEra.valueOf(eraName), era);
+        } catch (Exception ex) {
+            assertTrue(expectedEx.isInstance(ex));
+        }
+    }
 }

test/java/time/test/java/time/chrono/TestUmmAlQuraChronology.java

@@ -776,9 +776,9 @@ public class TestUmmAlQuraChronology {
             {HijrahDate.of(1434,5,1), "Japanese Heisei 25-03-13"},
             {HijrahDate.of(1436,1,1), "Japanese Heisei 26-10-25"},
             {HijrahDate.of(1440,8,25), "Japanese Heisei 31-04-30"},
-            {HijrahDate.of(1440,8,26), "Japanese NewEra 1-05-01"},
-            {HijrahDate.of(1500,6,12), "Japanese NewEra 59-05-05"},
-            {HijrahDate.of(1550,3,11), "Japanese NewEra 107-08-11"},
+            {HijrahDate.of(1440,8,26), "Japanese Reiwa 1-05-01"},
+            {HijrahDate.of(1500,6,12), "Japanese Reiwa 59-05-05"},
+            {HijrahDate.of(1550,3,11), "Japanese Reiwa 107-08-11"},
         };
     }
 

test/java/time/test/java/time/format/TestNonIsoFormatter.java

@@ -142,7 +142,7 @@ public class TestNonIsoFormatter {
             // Chronology, lenient era/year, strict era/year
             { JAPANESE, "Meiji 123", "Heisei 2" },
             { JAPANESE, "Showa 65", "Heisei 2" },
-            { JAPANESE, "Heisei 32", "NewEra 2" }, // NewEra
+            { JAPANESE, "Heisei 32", "Reiwa 2" },
         };
     }
 

test/java/util/Calendar/CalendarTestScripts/CalendarAdapter.java

 /*
- * Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2007, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -364,7 +364,7 @@ public class CalendarAdapter extends Calendar {
                 "Taisho",
                 "Showa",
                 "Heisei",
-                "NewEra"
+                "Reiwa"
             };
             break;
         }

test/java/util/Calendar/CalendarTestScripts/Symbol.java

 /*
- * Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2007, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -322,7 +322,7 @@ public class Symbol {
         put("taisho", new Symbol(Type.ERA, 2));
         put("showa", new Symbol(Type.ERA, 3));
         put("heisei", new Symbol(Type.ERA, 4));
-        put("newera", new Symbol(Type.ERA, 5));
+        put("reiwa", new Symbol(Type.ERA, 5));
 
     }
 }

test/java/util/Calendar/CalendarTestScripts/japanese/japanese.cts

@@ -57,7 +57,7 @@ test Default dates
 	check millisecond 0
 
 	clear all
-	set era NewEra
+	set era Reiwa
 	check era Heisei
 	check datetime 31 Jan 1 0 0 0
 	check millisecond 0

test/java/util/Calendar/CalendarTestScripts/japanese/japanese_add.cts

@@ -16,10 +16,10 @@ set non-lenient
 test add ERA
     use jcal
 	clear all
-	set date NewEra 17 Mar 8
+	set date Reiwa 17 Mar 8
 	add era 10
-	# as of NewEra 17 March 8
-	check era NewEra
+	# as of Reiwa 17 March 8
+	check era Reiwa
 	add era -100
 	check era BeforeMeiji
 
@@ -342,12 +342,12 @@ test add MONTH
 	check date BeforeMeiji $minyear May 18
 	check timeofday 1 47 4 191
 
-	set date NewEra 17 Jan 1
+	set date Reiwa 17 Jan 1
 	get max year
 	assign $result $max
-	set date NewEra $max Jul 17
+	set date Reiwa $max Jul 17
 	add month 1
-	check date NewEra $max Aug 17
+	check date Reiwa $max Aug 17
 #	set date Heisei $max Jul 28
 #	set timeofday 23 59 59 999
 #	add month 1

test/java/util/Calendar/CalendarTestScripts/japanese/japanese_minmax.cts

@@ -14,10 +14,10 @@ new instance tokyocal
 
 test Make sure that the maximum year value doesn't depent on era
     use jcal
-	# Note: the max year value is as of NewEra
+	# Note: the max year value is as of Reiwa
 	assign 292276976 $max
 	clear all
-	set date NewEra 1 May 1
+	set date Reiwa 1 May 1
 	get millis
 	check max year $max
 	assign $max $maxyear
@@ -39,9 +39,9 @@ test Make sure that the maximum year value doesn't depent on era
 
 test Max of ERA
     use jcal
-	# Assumption: NewEra is the current era
-	check maximum era NewEra
-	check leastmax era NewEra
+	# Assumption: Reiwa is the current era
+	check maximum era Reiwa
+	check leastmax era Reiwa
 
 test Actual max MONTH
     use jcal
@@ -78,7 +78,7 @@ test Actual max MONTH
 	check actualmax month Apr
 
 	clear all
-	set date NewEra 2 Jan 1
+	set date Reiwa 2 Jan 1
 	set year $maxyear
 	check actualmax month Aug
 	get millis
@@ -133,8 +133,8 @@ test Actual max DAY_OF_YEAR
    # time zone dependent
    use tokyocal
 	clear all
-	set date NewEra $maxyear Jan 1
-	# the last date of NewEra is N292276976.08.17T16:12:55.807+0900
+	set date Reiwa $maxyear Jan 1
+	# the last date of Reiwa is R292276976.08.17T16:12:55.807+0900
 	check actualmax day_of_year 229 # 31+28+31+30+31+30+31+17
 
 test Actual max WEEK_OF_YEAR
@@ -165,12 +165,12 @@ test Actual max WEEK_OF_YEAR
 	clear all
 	set date Heisei 31 Apr 28
 	check actualmax week_of_year 17
-	set date NewEra 1 Aug 9
+	set date Reiwa 1 Aug 9
 	check actualmax week_of_year 35
 
     use tokyocal
-	set date NewEra $maxyear Jan 1
-	# the last date of NewEra is N292276976.08.17T16:12:55.807+0900 (Sunday)	
+	set date Reiwa $maxyear Jan 1
+	# the last date of Reiwa is R292276976.08.17T16:12:55.807+0900 (Sunday)	
 	# The year is equivalent to 2003 (Gregorian).
 	check actualmax week_of_year 34
 
@@ -197,12 +197,12 @@ test Actual max WEEK_OF_MONTH
 	clear all
 	set date Heisei 31 Apr 30
 	check actualmax week_of_month 5
-	set date NewEra 1 May 1
+	set date Reiwa 1 May 1
 	check actualmax week_of_month 5
 
     use tokyocal
-	set date NewEra $maxyear Jan 1
-	# the last date of NewEra is N292276976.08.17T16:12:55.807+0900 (Sunday)	
+	set date Reiwa $maxyear Jan 1
+	# the last date of Reiwa is R292276976.08.17T16:12:55.807+0900 (Sunday)	
 	# The year is equivalent to 2003 (Gregorian).
 	check actualmax week_of_month 4
 	
@@ -229,13 +229,13 @@ test Actual max DAY_OF_WEEK_IN_MONTH
 	clear all
 	set date Heisei 31 Apr 30
 	check actualmax week_of_month 5
-	set date NewEra 1 May 1
+	set date Reiwa 1 May 1
 	check actualmax week_of_month 5
 
     use tokyocal
 	clear all
-	set date NewEra $maxyear Jan 1
-	# the last date of NewEra is N292276976.08.17T16:12:55.807+0900 (Sunday)	
+	set date Reiwa $maxyear Jan 1
+	# the last date of Reiwa is R292276976.08.17T16:12:55.807+0900 (Sunday)	
 	# The year is equivalent to 2003 (Gregorian).
 	check actualmax week_of_month 4
 
@@ -269,11 +269,11 @@ test Actual max YEAR
 	set date Heisei 1 Aug 18
 	check actualmax year 30
 
-	set date NewEra 1 Apr 30
+	set date Reiwa 1 Apr 30
 	check actualmax year 31
 
 	# Date/time beyond the last date in the max year.
-	set date NewEra 1 Aug 18
+	set date Reiwa 1 Aug 18
 	check actualmax year 292276975
 	
 test Least max YEAR

test/java/util/Calendar/CalendarTestScripts/japanese/japanese_roll.cts

@@ -147,13 +147,13 @@ test roll YEAR
 	roll year -1
 	check date Heisei 31 Apr 30
 
-	set date NewEra 2 Apr 30
+	set date Reiwa 2 Apr 30
 	get max year
 	assign $result $hmax
 	roll year -1
-	check date NewEra $hmax Apr 30
+	check date Reiwa $hmax Apr 30
 	roll year 1
-	check date NewEra 2 Apr 30
+	check date Reiwa 2 Apr 30
 
 test roll MONTH
 	set date BeforeMeiji 1867 Dec 1
@@ -276,16 +276,16 @@ test roll MONTH
 	check date BeforeMeiji $minyear May 18
 	check timeofday 1 47 4 191
 
-	set date NewEra 17 Jan 1
+	set date Reiwa 17 Jan 1
 	get max year
 	assign $result $max
-	set date NewEra $max Jul 28
+	set date Reiwa $max Jul 28
 	roll month 1
-	check date NewEra $max Aug 17
-	set date NewEra $max Jul 28
+	check date Reiwa $max Aug 17
+	set date Reiwa $max Jul 28
 	set timeofday 23 59 59 999
 	roll month 1
-	check date NewEra $max Aug 16
+	check date Reiwa $max Aug 16
 	check timeofday 23 59 59 999
 
 test roll WEEK_OF_YEAR

test/java/util/Calendar/JapaneseEraNameTest.java

@@ -47,12 +47,12 @@ public class JapaneseEraNameTest {
             // Since the test fails for below particular data
             // on prior 8u versions for all eras, commenting it
             // temporarily. Will be fixed as part of JDK-8220020.
-            // { LONG, JAPAN, "\u5143\u53f7" },
-            { LONG, US,    "NewEra" },
-            { LONG, CHINA, "NewEra" },
-            { SHORT,JAPAN, "\u5143\u53f7" },// NewEra
-            { SHORT,US,    "NewEra" },
-            { SHORT,CHINA, "N" },
+            // { LONG,     JAPAN,   "\u4ee4\u548c" },
+            { LONG,     US,      "Reiwa" },
+            { LONG,     CHINA,   "Reiwa" },
+            { SHORT,    JAPAN,   "\u4ee4\u548c" },
+            { SHORT,    US,      "Reiwa" },
+            { SHORT,    CHINA,   "R" },
         };
 
     public static void main(String[] args) {

test/java/util/Calendar/JapaneseLenientEraTest.java

@@ -47,7 +47,7 @@ public class JapaneseLenientEraTest {
             // lenient era/year, strict era/year
             { "Meiji 123", "Heisei 2" },
             { "Showa 65", "Heisei 2" },
-            { "Heisei 32", "NewEra 2" }, // NewEra
+            { "Heisei 32", "Reiwa 2" },
         };
     }
 

test/java/util/Calendar/NarrowNamesTest.java

@@ -48,7 +48,7 @@ public class NarrowNamesTest {
              HOUR_OF_DAY, 23);
         test(JAJPJP, DAY_OF_WEEK,
              LocalDateTime.now().isBefore(LocalDateTime.of(2019, 5, 1, 0, 0)) ?
-                "\u65e5" : "\u706b", // "Sun" for HEISEI, "Tue" for NEWERA
+                "\u65e5" : "\u706b", // "Sun" for HEISEI, "Tue" for REIWA
              YEAR, 24, MONTH, DECEMBER, DAY_OF_MONTH, 23);
         test(THTH, MONTH, NARROW_STANDALONE, "\u0e18.\u0e04.",
              YEAR, 2555, MONTH, DECEMBER, DAY_OF_MONTH, 5);