KApolinario1120 commented on code in PR #17973:
URL: https://github.com/apache/kafka/pull/17973#discussion_r1872314295
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streams/src/main/java/org/apache/kafka/streams/AutoOffsetReset.java:
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@@ -0,0 +1,76 @@
+package org.apache.kafka.streams;
+
+import java.time.Duration;
+import java.util.Optional;
+
+/**
+ * Sets the {@code auto.offset.reset} configuration when
+ * {@link #addSource(AutoOffsetReset, String, String...) adding a source
processor} or when creating {@link KStream}
+ * or {@link KTable} via {@link StreamsBuilder}.
+ */
+public class AutoOffsetReset {
+ protected final Optional<Long> duration;
+
+ protected AutoOffsetReset(Optional<Long> duration) {
+ this.duration = duration;
+ }
+
+ /**
+ * Creates an AutoOffsetReset instance representing "latest".
+ *
+ * @return an AutoOffsetReset instance for the "latest" offset.
+ */
+ public static AutoOffsetReset latest() {
+ return new AutoOffsetReset(Optional.empty());
+ }
+
+ /**
+ * Creates an AutoOffsetReset instance representing "earliest".
+ *
+ * @return an AutoOffsetReset instance for the "earliest" offset.
+ */
+ public static AutoOffsetReset earliest() {
+ return new AutoOffsetReset(Optional.of(0L));
+ }
+
+ /**
+ * Creates an AutoOffsetReset instance with a custom duration.
+ *
+ * @param duration the duration to use for the offset reset; must be
non-negative.
+ * @return an AutoOffsetReset instance with the specified duration.
+ * @throws IllegalArgumentException if the duration is negative.
+ */
+ public static AutoOffsetReset duration(Duration duration) {
+ if (duration.isNegative()) {
+ throw new IllegalArgumentException("Duration cannot be negative");
+ }
+ return new AutoOffsetReset(Optional.of(duration.toMillis()));
+ }
+
+ /**
+ * Retrieves the offset reset duration if specified.
+ *
+ * @return an Optional containing the duration in milliseconds, or empty
if "latest".
+ */
+ public Optional<Long> getDuration() {
+ return duration;
+ }
+
+ @Override
+ public String toString() {
+ return duration.map(d -> "Duration: " + d + "ms").orElse("Latest");
+ }
+
+ @Override
+ public boolean equals(Object o) {
+ if (this == o) return true;
Review Comment:
Thank you, fixed
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