Merge branch '7.0.x'

spring-context/src/main/java/org/springframework/scheduling/support/BitsCronField.java

@@ -177,7 +177,11 @@ final class BitsCronField extends CronField {
 		int next = nextSetBit(current);
 		if (next == -1) {
 			temporal = type().rollForward(temporal);
-			next = nextSetBit(0);
+			next = nextSetBit(type().get(temporal));
+			if (next == -1) {
+				temporal = type().rollForward(temporal);
+				next = nextSetBit(0);
+			}
 		}
 		if (next == current) {
 			return temporal;
@@ -191,7 +195,12 @@ final class BitsCronField extends CronField {
 				next = nextSetBit(current);
 				if (next == -1) {
 					temporal = type().rollForward(temporal);
-					next = nextSetBit(0);
+					next = nextSetBit(type().get(temporal));
+					if (next == -1) {
+						temporal = type().rollForward(temporal);
+						next = nextSetBit(0);
+					}
+					current = type().get(temporal);
 				}
 			}
 			if (count >= CronExpression.MAX_ATTEMPTS) {

spring-context/src/test/java/org/springframework/scheduling/support/BitsCronFieldTests.java

@@ -16,6 +16,7 @@
 
 package org.springframework.scheduling.support;
 
+import java.time.ZonedDateTime;
 import java.util.Arrays;
 
 import org.assertj.core.api.Condition;
@@ -29,6 +30,7 @@ import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException
  *
  * @author Arjen Poutsma
  * @author Sam Brannen
+ * @author Brian Clozel
  */
 class BitsCronFieldTests {
 
@@ -112,6 +114,24 @@ class BitsCronFieldTests {
 				.has(clear(0)).has(setRange(1, 7));
 	}
 
+	@Test
+	void nextOrSameWithMidnightGap() {
+		BitsCronField field = BitsCronField.parseHours("0-23/2");
+		ZonedDateTime last = ZonedDateTime.parse("2025-04-24T23:00:00+02:00[Africa/Cairo]");
+		ZonedDateTime expected = ZonedDateTime.parse("2025-04-25T02:00:00+03:00[Africa/Cairo]");
+		ZonedDateTime actual = field.nextOrSame(last);
+		assertThat(actual).isEqualTo(expected);
+	}
+
+	@Test
+	void nextOrSameWithGapAfterRollForward() {
+		BitsCronField field = BitsCronField.parseHours("0,2");
+		ZonedDateTime last = ZonedDateTime.parse("2026-03-08T01:00:00-05:00[America/New_York]");
+		ZonedDateTime expected = ZonedDateTime.parse("2026-03-09T00:00:00-04:00[America/New_York]");
+		ZonedDateTime actual = field.nextOrSame(last);
+		assertThat(actual).isEqualTo(expected);
+	}
+
 
 	private static Condition<BitsCronField> set(int... indices) {
 		return new Condition<>(String.format("set bits %s", Arrays.toString(indices))) {

spring-context/src/test/java/org/springframework/scheduling/support/CronExpressionTests.java

@@ -1367,6 +1367,14 @@ class CronExpressionTests {
 		actual = cronExpression.next(last);
 		assertThat(actual).isNotNull();
 		assertThat(actual).isEqualTo(expected);
+
+		cronExpression = CronExpression.parse("0 0 */2 * * ?");
+
+		last = ZonedDateTime.parse("2025-04-24T22:00:00+02:00[Africa/Cairo]");
+		expected = ZonedDateTime.parse("2025-04-25T02:00:00+03:00[Africa/Cairo]");
+		actual = cronExpression.next(last);
+		assertThat(actual).isNotNull();
+		assertThat(actual).isEqualTo(expected);
 	}
 
 	@Test