src/java.base/share/classes/sun/util/calendar/ZoneInfoFile.java

@@ -571,16 +571,12 @@
                     // we don't have February cutoff in tzdata table yet)
                     // Ideally, if JSR310 can just pass in the nagative and
                     // we can then pass in the dom = -1, dow > 0 into ZoneInfo
                     //
                     // hacking, assume the >=24 is the result of ZRB optimization for
-                    // "last", it works for now. From tzdata2019a this hacking
-                    // will not work for Asia/Gaza and Asia/Hebron which follow
-                    // Palestine DST rules.
-                    if (dom < 0 || dom >= 24 &&
-                                   !(zoneId.equals("Asia/Gaza") ||
-                                     zoneId.equals("Asia/Hebron"))) {
+                    // "last", it works for now.
+                    if (dom < 0 || dom >= 24) {
                         params[1] = -1;
                         params[2] = toCalendarDOW[dow];
                     } else {
                         params[1] = dom;
                         // To specify a day of week on or after an exact day of month,

@@ -611,32 +607,26 @@
                 params[8] = endRule.secondOfDay * 1000;
                 params[9] = toSTZTime[endRule.timeDefinition];
                 dstSavings = (startRule.offsetAfter - startRule.offsetBefore) * 1000;
 
                 // Note: known mismatching -> Asia/Amman
-                //                            Asia/Gaza
-                //                            Asia/Hebron
                 // ZoneInfo :      startDayOfWeek=5     <= Thursday
                 //                 startTime=86400000   <= 24 hours
                 // This:           startDayOfWeek=6
                 //                 startTime=0
                 // Similar workaround needs to be applied to Africa/Cairo and
                 // its endDayOfWeek and endTime
                 // Below is the workarounds, it probably slows down everyone a little
                 if (params[2] == 6 && params[3] == 0 &&
-                    (zoneId.equals("Asia/Amman") ||
-                     zoneId.equals("Asia/Gaza") ||
-                     zoneId.equals("Asia/Hebron"))) {
+                    (zoneId.equals("Asia/Amman"))) {
                     params[2] = 5;
                     params[3] = 86400000;
                 }
                 // Additional check for startDayOfWeek=6 and starTime=86400000
-                // is needed for Asia/Amman; Asia/Gasa and Asia/Hebron
+                // is needed for Asia/Amman;
                 if (params[2] == 7 && params[3] == 0 &&
-                     (zoneId.equals("Asia/Amman") ||
-                      zoneId.equals("Asia/Gaza") ||
-                      zoneId.equals("Asia/Hebron"))) {
+                     (zoneId.equals("Asia/Amman"))) {
                     params[2] = 6;        // Friday
                     params[3] = 86400000; // 24h
                 }
                 //endDayOfWeek and endTime workaround
                 if (params[7] == 6 && params[8] == 0 &&