Addressing PR comments.

amazon-kinesis-client/src/main/java/software/amazon/kinesis/common/RequestDetails.java

@@ -0,0 +1,17 @@
+package software.amazon.kinesis.common;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.experimental.Accessors;
+import software.amazon.awssdk.services.kinesis.model.KinesisResponseMetadata;
+
+import java.time.Instant;
+import java.util.Optional;
+
+@Accessors(fluent = true)
+@Getter
+@AllArgsConstructor
+public class RequestDetails {
+    private final String requestId;
+    private final String timestamp;
+}

amazon-kinesis-client/src/main/java/software/amazon/kinesis/lifecycle/ShardConsumerSubscriber.java

@@ -129,8 +129,8 @@ class ShardConsumerSubscriber implements Subscriber<RecordsRetrieved> {
                 Duration timeSinceLastResponse = Duration.between(lastRequestTime, now);
                 if (timeSinceLastResponse.toMillis() > maxTimeBetweenRequests) {
                     log.error(
-                            "{}: Last request was dispatched at {}, but no response as of {} ({}).  Cancelling subscription, and restarting.",
+                            "{}: Last request was dispatched at {}, but no response as of {} ({}).  Cancelling subscription, and restarting. Last successful response: RequestId - {}, Timestamp - {}",
-                            shardConsumer.shardInfo().shardId(), lastRequestTime, now, timeSinceLastResponse, recordsPublisher.getLastRequestId());
+                            shardConsumer.shardInfo().shardId(), lastRequestTime, now, timeSinceLastResponse, recordsPublisher.getLastSuccessfulResponseRequestId(), recordsPublisher.getLastSuccessfulResponseTimestamp());
                     cancel();
 
                     // Start the subscription again which will update the lastRequestTime as well.

amazon-kinesis-client/src/main/java/software/amazon/kinesis/retrieval/RecordsPublisher.java

@@ -15,20 +15,23 @@
 
 package software.amazon.kinesis.retrieval;
 
-import lombok.Getter;
-import lombok.Setter;
 import org.reactivestreams.Publisher;
 
 import software.amazon.kinesis.common.InitialPositionInStreamExtended;
+import software.amazon.kinesis.common.RequestDetails;
 import software.amazon.kinesis.retrieval.kpl.ExtendedSequenceNumber;
 
+import java.util.Optional;
+
 /**
  * Provides a record publisher that will retrieve records from Kinesis for processing
  */
-public abstract class RecordsPublisher implements Publisher<RecordsRetrieved> {
+public interface RecordsPublisher extends Publisher<RecordsRetrieved> {
 
-    @Getter @Setter
+    /**
-    private String lastRequestId;
+     * Placeholder for logging when no successful request has been made.
+     */
+    String NONE = "NONE";
 
     /**
      * Initializes the publisher with where to start processing. If there is a stored sequence number the publisher will
@@ -39,25 +42,47 @@ public abstract class RecordsPublisher implements Publisher<RecordsRetrieved> {
      * @param initialPositionInStreamExtended
      *            if there is no sequence number the initial position to use
      */
-    public abstract void start(ExtendedSequenceNumber extendedSequenceNumber, InitialPositionInStreamExtended initialPositionInStreamExtended);
+    void start(ExtendedSequenceNumber extendedSequenceNumber, InitialPositionInStreamExtended initialPositionInStreamExtended);
 
     /**
      * Restart from the last accepted and processed
      * @param recordsRetrieved the processRecordsInput to restart from
      */
-    public abstract void restartFrom(RecordsRetrieved recordsRetrieved);
+    void restartFrom(RecordsRetrieved recordsRetrieved);
 
 
     /**
      * Shutdowns the publisher. Once this method returns the publisher should no longer provide any records.
      */
-    public abstract void shutdown();
+    void shutdown();
+
+    /**
+     * Gets last successful response details.
+     *
+     * @return details associated with last successful response.
+     */
+    Optional<RequestDetails> getLastSuccessfulResponseDetails();
+
+    /**
+     * Gets last successful response's request id.
+     *
+     * @return requestId associated with last succesful response.
+     */
+    String getLastSuccessfulResponseRequestId();
+
+    /**
+     * Gets last successful response's timestamp.
+     *
+     * @return timestamp associated with last successful response.
+     */
+    String getLastSuccessfulResponseTimestamp();
 
     /**
      * Notify the publisher on receipt of a data event.
+     *
      * @param ack acknowledgement received from the subscriber.
      */
-    public void notify(RecordsDeliveryAck ack) {
+    default void notify(RecordsDeliveryAck ack) {
         throw new UnsupportedOperationException("RecordsPublisher does not support acknowledgement from Subscriber");
     }
 }

amazon-kinesis-client/src/main/java/software/amazon/kinesis/retrieval/fanout/FanOutRecordsPublisher.java

@@ -37,6 +37,7 @@ import software.amazon.awssdk.utils.Either;
 import software.amazon.kinesis.annotations.KinesisClientInternalApi;
 import software.amazon.kinesis.common.InitialPositionInStreamExtended;
 import software.amazon.kinesis.common.KinesisRequestsBuilder;
+import software.amazon.kinesis.common.RequestDetails;
 import software.amazon.kinesis.lifecycle.events.ProcessRecordsInput;
 import software.amazon.kinesis.retrieval.BatchUniqueIdentifier;
 import software.amazon.kinesis.retrieval.IteratorBuilder;
@@ -50,6 +51,7 @@ import software.amazon.kinesis.retrieval.kpl.ExtendedSequenceNumber;
 import java.time.Instant;
 import java.util.Collections;
 import java.util.List;
+import java.util.Optional;
 import java.util.UUID;
 import java.util.concurrent.BlockingQueue;
 import java.util.concurrent.LinkedBlockingQueue;
@@ -61,7 +63,7 @@ import static software.amazon.kinesis.common.DiagnosticUtils.takeDelayedDelivery
 @RequiredArgsConstructor
 @Slf4j
 @KinesisClientInternalApi
-public class FanOutRecordsPublisher extends RecordsPublisher {
+public class FanOutRecordsPublisher implements RecordsPublisher {
     private static final ThrowableCategory ACQUIRE_TIMEOUT_CATEGORY = new ThrowableCategory(
             ThrowableType.ACQUIRE_TIMEOUT);
     private static final ThrowableCategory READ_TIMEOUT_CATEGORY = new ThrowableCategory(ThrowableType.READ_TIMEOUT);
@@ -87,6 +89,8 @@ public class FanOutRecordsPublisher extends RecordsPublisher {
     private BlockingQueue<RecordsRetrievedContext> recordsDeliveryQueue = new LinkedBlockingQueue<>(
             MAX_EVENT_BURST_FROM_SERVICE);
 
+    private Optional<RequestDetails> lastSuccessfulRequestDetails = Optional.empty();
+
     @Override
     public void start(ExtendedSequenceNumber extendedSequenceNumber,
             InitialPositionInStreamExtended initialPositionInStreamExtended) {
@@ -143,6 +147,25 @@ public class FanOutRecordsPublisher extends RecordsPublisher {
         }
     }
 
+    @Override
+    public Optional<RequestDetails> getLastSuccessfulResponseDetails() {
+        return lastSuccessfulRequestDetails;
+    }
+
+    public void setLastSuccessfulResponseDetails(RequestDetails requestDetails) {
+        lastSuccessfulRequestDetails = Optional.of(requestDetails);
+    }
+
+    @Override
+    public String getLastSuccessfulResponseRequestId() {
+        return getLastSuccessfulResponseDetails().map(RequestDetails::requestId).orElse(NONE);
+    }
+
+    @Override
+    public String getLastSuccessfulResponseTimestamp() {
+        return getLastSuccessfulResponseDetails().map(RequestDetails::timestamp).orElse(NONE);
+    }
+
     // This method is not thread-safe. You need to acquire a lock in the caller in order to execute this.
     @VisibleForTesting
     RecordFlow evictAckedEventAndScheduleNextEvent(RecordsDeliveryAck recordsDeliveryAck) {
@@ -204,8 +227,9 @@ public class FanOutRecordsPublisher extends RecordsPublisher {
                 subscriber.onNext(recordsRetrieved);
             }
         } catch (IllegalStateException e) {
-            log.warn("{}: Unable to enqueue the payload due to capacity restrictions in delivery queue with remaining capacity {}. rid {}",
+
-                    shardId, recordsDeliveryQueue.remainingCapacity(), getLastRequestId());
+            log.warn("{}: Unable to enqueue the payload due to capacity restrictions in delivery queue with remaining capacity {}. Last successful response: RequestId - {}, Timestamp - {}",
+                    shardId, recordsDeliveryQueue.remainingCapacity(), getLastSuccessfulResponseRequestId(), getLastSuccessfulResponseTimestamp());
             throw e;
         } catch (Throwable t) {
             log.error("{}: Unable to deliver event to the shard consumer.", shardId, t);
@@ -288,12 +312,14 @@ public class FanOutRecordsPublisher extends RecordsPublisher {
             if (!hasValidSubscriber()) {
                 if(hasValidFlow()) {
                     log.warn(
-                            "{}: [SubscriptionLifetime] - (FanOutRecordsPublisher#errorOccurred) @ {} id: {} -- Subscriber is null. rid {}",
+                            "{}: [SubscriptionLifetime] - (FanOutRecordsPublisher#errorOccurred) @ {} id: {} -- Subscriber is null." +
-                            shardId, flow.connectionStartedAt, flow.subscribeToShardId, getLastRequestId());
+                                    " Last successful response: RequestId - {}, Timestamp - {}",
+                            shardId, flow.connectionStartedAt, flow.subscribeToShardId, getLastSuccessfulResponseRequestId(), getLastSuccessfulResponseTimestamp());
                 } else {
                     log.warn(
-                            "{}: [SubscriptionLifetime] - (FanOutRecordsPublisher#errorOccurred) -- Subscriber and flow are null. rid {}",
+                            "{}: [SubscriptionLifetime] - (FanOutRecordsPublisher#errorOccurred) -- Subscriber and flow are null." +
-                            shardId, getLastRequestId());
+                                    " Last successful response: RequestId - {}, Timestamp - {}",
+                            shardId, getLastSuccessfulResponseRequestId(), getLastSuccessfulResponseTimestamp());
                 }
                 return;
             }
@@ -304,8 +330,9 @@ public class FanOutRecordsPublisher extends RecordsPublisher {
             if (isActiveFlow(triggeringFlow)) {
                 if (flow != null) {
                     String logMessage = String.format(
-                            "%s: [SubscriptionLifetime] - (FanOutRecordsPublisher#errorOccurred) @ %s id: %s -- %s. rid {}",
+                            "%s: [SubscriptionLifetime] - (FanOutRecordsPublisher#errorOccurred) @ %s id: %s -- %s." +
-                            shardId, flow.connectionStartedAt, flow.subscribeToShardId, category.throwableTypeString, getLastRequestId());
+                                    " Last successful response: RequestId - {}, Timestamp - {}",
+                            shardId, flow.connectionStartedAt, flow.subscribeToShardId, category.throwableTypeString, getLastSuccessfulResponseRequestId(), getLastSuccessfulResponseTimestamp());
                     switch (category.throwableType) {
                     case READ_TIMEOUT:
                         log.debug(logMessage, propagationThrowable);
@@ -329,7 +356,8 @@ public class FanOutRecordsPublisher extends RecordsPublisher {
                 try {
                     handleFlowError(propagationThrowable, triggeringFlow);
                 } catch (Throwable innerThrowable) {
-                    log.warn("{}: Exception while calling subscriber.onError. rid {}", shardId, innerThrowable, getLastRequestId());
+                    log.warn("{}: Exception while calling subscriber.onError. Last successful response:" +
+                            " RequestId - {}, Timestamp - {}", shardId, innerThrowable, getLastSuccessfulResponseRequestId(), getLastSuccessfulResponseTimestamp());
                 }
                 subscriber = null;
                 flow = null;
@@ -351,7 +379,7 @@ public class FanOutRecordsPublisher extends RecordsPublisher {
         // Clear any lingering records in the queue.
         if (!recordsDeliveryQueue.isEmpty()) {
             log.warn("{}: Found non-empty queue while starting subscription. This indicates unsuccessful clean up of"
-                    + "previous subscription - {}. rid {}", shardId, subscribeToShardId, getLastRequestId());
+                    + "previous subscription - {}. Last successful response: RequestId - {}, Timestamp - {}", shardId, subscribeToShardId, getLastSuccessfulResponseRequestId(), getLastSuccessfulResponseTimestamp());
             recordsDeliveryQueue.clear();
         }
     }
@@ -461,7 +489,8 @@ public class FanOutRecordsPublisher extends RecordsPublisher {
             try {
                 bufferCurrentEventAndScheduleIfRequired(recordsRetrieved, triggeringFlow);
             } catch (Throwable t) {
-                log.warn("{}: Unable to buffer or schedule onNext for subscriber.  Failing publisher. rid {}", shardId, getLastRequestId());
+                log.warn("{}: Unable to buffer or schedule onNext for subscriber.  Failing publisher." +
+                        " Last successful response: RequestId - {}, Timestamp - {}", shardId, getLastSuccessfulResponseRequestId(), getLastSuccessfulResponseTimestamp());
                 errorOccurred(triggeringFlow, t);
             }
         }
@@ -557,8 +586,8 @@ public class FanOutRecordsPublisher extends RecordsPublisher {
                     synchronized (lockObject) {
                         if (subscriber != s) {
                             log.warn(
-                                    "{}: (FanOutRecordsPublisher/Subscription#request) - Rejected an attempt to request({}), because subscribers don't match. rid {}",
+                                    "{}: (FanOutRecordsPublisher/Subscription#request) - Rejected an attempt to request({}), because subscribers don't match. Last successful response: RequestId - {}, Timestamp - {}",
-                                    shardId, n, getLastRequestId());
+                                    shardId, n, getLastSuccessfulResponseRequestId(), getLastSuccessfulResponseTimestamp());
                             return;
                         }
                         if (flow == null) {
@@ -584,14 +613,14 @@ public class FanOutRecordsPublisher extends RecordsPublisher {
                     synchronized (lockObject) {
                         if (subscriber != s) {
                             log.warn(
-                                    "{}: (FanOutRecordsPublisher/Subscription#cancel) - Rejected attempt to cancel subscription, because subscribers don't match. rid {}",
+                                    "{}: (FanOutRecordsPublisher/Subscription#cancel) - Rejected attempt to cancel subscription, because subscribers don't match. Last successful response: RequestId - {}, Timestamp - {}",
-                                    shardId, getLastRequestId());
+                                    shardId, getLastSuccessfulResponseRequestId(), getLastSuccessfulResponseTimestamp());
                             return;
                         }
                         if (!hasValidSubscriber()) {
                             log.warn(
-                                    "{}: (FanOutRecordsPublisher/Subscription#cancel) - Cancelled called even with an invalid subscriber. rid {}",
+                                    "{}: (FanOutRecordsPublisher/Subscription#cancel) - Cancelled called even with an invalid subscriber. Last successful response: RequestId - {}, Timestamp - {}",
-                                    shardId, getLastRequestId());
+                                    shardId, getLastSuccessfulResponseRequestId(), getLastSuccessfulResponseTimestamp());
                         }
                         subscriber = null;
                         if (flow != null) {
@@ -681,6 +710,7 @@ public class FanOutRecordsPublisher extends RecordsPublisher {
         private boolean isDisposed = false;
         private boolean isErrorDispatched = false;
         private boolean isCancelled = false;
+        private RequestDetails lastSuccessfulResponseDetails;
 
         @Override
         public void onEventStream(SdkPublisher<SubscribeToShardEventStream> publisher) {
@@ -718,9 +748,11 @@ public class FanOutRecordsPublisher extends RecordsPublisher {
 
         @Override
         public void responseReceived(SubscribeToShardResponse response) {
-           parent.setLastRequestId(response.responseMetadata().requestId());
+            log.debug("{}: [SubscriptionLifetime]: (RecordFlow#responseReceived) @ {} id: {} -- Response received. Last successful response: RequestId - {}, Timestamp - {}, ExtendedLast successful response: RequestId - {}, Timestamp - {}",
-           log.debug("{}: [SubscriptionLifetime]: (RecordFlow#responseReceived) @ {} id: {} -- Response received. rid: {}, erid: {}, sdkfields: {}",
+                    parent.shardId, connectionStartedAt, subscribeToShardId, response.responseMetadata().requestId(), response.responseMetadata().extendedRequestId(), connectionStartedAt);
-                    parent.shardId, connectionStartedAt, subscribeToShardId, response.responseMetadata().requestId(), response.responseMetadata().extendedRequestId(), response.sdkFields());
+
+            lastSuccessfulResponseDetails = new RequestDetails(response.responseMetadata().requestId(), connectionStartedAt.toString());
+            parent.setLastSuccessfulResponseDetails(lastSuccessfulResponseDetails);
         }
 
         @Override
@@ -782,11 +814,9 @@ public class FanOutRecordsPublisher extends RecordsPublisher {
                         .add(new RecordsRetrievedContext(Either.right(subscriptionShutdownEvent), this, Instant.now()));
             } catch (Exception e) {
                 log.warn(
-                        "{}: Unable to enqueue the {} shutdown event due to capacity restrictions in delivery queue with remaining capacity {}. Ignoring. rid {}",
+                        "{}: Unable to enqueue the {} shutdown event due to capacity restrictions in delivery queue with remaining capacity {}. Ignoring. Last successful response: RequestId - {}, Timestamp - {}",
-                        parent.shardId, subscriptionShutdownEvent.getEventIdentifier(),
+                        parent.shardId, subscriptionShutdownEvent.getEventIdentifier(), parent.recordsDeliveryQueue.remainingCapacity(),
-                        parent.recordsDeliveryQueue.remainingCapacity(),
+                        subscriptionShutdownEvent.getShutdownEventThrowableOptional(), parent.getLastSuccessfulResponseRequestId(), parent.getLastSuccessfulResponseTimestamp());
-                        subscriptionShutdownEvent.getShutdownEventThrowableOptional(),
-                        parent.getLastRequestId());
             }
         }
 
@@ -802,13 +832,14 @@ public class FanOutRecordsPublisher extends RecordsPublisher {
                     // the
                     // subscription, which was cancelled for a reason (usually queue overflow).
                     //
-                    log.warn("{}: complete called on a cancelled subscription. Ignoring completion. rid {}", parent.shardId, parent.getLastRequestId());
+                    log.warn("{}: complete called on a cancelled subscription. Ignoring completion. Last successful response: RequestId - {}, Timestamp - {}",
+                            parent.shardId, parent.getLastSuccessfulResponseRequestId(), parent.getLastSuccessfulResponseTimestamp());
                     return;
                 }
                 if (this.isDisposed) {
                     log.warn(
-                            "{}: [SubscriptionLifetime]: (RecordFlow#complete) @ {} id: {} -- This flow has been disposed not dispatching completion. rid {}",
+                            "{}: [SubscriptionLifetime]: (RecordFlow#complete) @ {} id: {} -- This flow has been disposed not dispatching completion. Last successful response: RequestId - {}, Timestamp - {}",
-                            parent.shardId, connectionStartedAt, subscribeToShardId, parent.getLastRequestId());
+                            parent.shardId, connectionStartedAt, subscribeToShardId, parent.getLastSuccessfulResponseRequestId(), parent.getLastSuccessfulResponseTimestamp());
                     return;
                 }
 
@@ -944,7 +975,6 @@ public class FanOutRecordsPublisher extends RecordsPublisher {
             log.debug(
                     "{}: [SubscriptionLifetime]: (RecordSubscription#onComplete) @ {} id: {} -- Allowing RecordFlow to call onComplete",
                     parent.shardId, connectionStartedAt, subscribeToShardId);
-
         }
     }
 }

amazon-kinesis-client/src/main/java/software/amazon/kinesis/retrieval/polling/BlockingRecordsPublisher.java

@@ -16,6 +16,7 @@
 package software.amazon.kinesis.retrieval.polling;
 
 import java.util.List;
+import java.util.Optional;
 import java.util.stream.Collectors;
 
 import org.reactivestreams.Subscriber;
@@ -23,6 +24,7 @@ import software.amazon.kinesis.annotations.KinesisClientInternalApi;
 import software.amazon.kinesis.common.InitialPositionInStreamExtended;
 
 import software.amazon.awssdk.services.kinesis.model.GetRecordsResponse;
+import software.amazon.kinesis.common.RequestDetails;
 import software.amazon.kinesis.lifecycle.events.ProcessRecordsInput;
 import software.amazon.kinesis.retrieval.GetRecordsRetrievalStrategy;
 import software.amazon.kinesis.retrieval.KinesisClientRecord;
@@ -35,7 +37,7 @@ import software.amazon.kinesis.retrieval.kpl.ExtendedSequenceNumber;
  * GetRecordsRetrievalStrategy class.
  */
 @KinesisClientInternalApi
-public class BlockingRecordsPublisher extends RecordsPublisher {
+public class BlockingRecordsPublisher implements RecordsPublisher {
     private final int maxRecordsPerCall;
     private final GetRecordsRetrievalStrategy getRecordsRetrievalStrategy;
 
@@ -70,6 +72,21 @@ public class BlockingRecordsPublisher extends RecordsPublisher {
         getRecordsRetrievalStrategy.shutdown();
     }
 
+    @Override
+    public Optional<RequestDetails> getLastSuccessfulResponseDetails() {
+        return Optional.empty();
+    }
+
+    @Override
+    public String getLastSuccessfulResponseRequestId() {
+        return NONE;
+    }
+
+    @Override
+    public String getLastSuccessfulResponseTimestamp() {
+        return NONE;
+    }
+
     @Override
     public void subscribe(Subscriber<? super RecordsRetrieved> s) {
         subscriber = s;

amazon-kinesis-client/src/main/java/software/amazon/kinesis/retrieval/polling/PrefetchRecordsPublisher.java

@@ -18,6 +18,7 @@ package software.amazon.kinesis.retrieval.polling;
 import java.time.Duration;
 import java.time.Instant;
 import java.util.List;
+import java.util.Optional;
 import java.util.UUID;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.LinkedBlockingQueue;
@@ -46,6 +47,7 @@ import software.amazon.awssdk.services.kinesis.model.ExpiredIteratorException;
 import software.amazon.awssdk.services.kinesis.model.GetRecordsResponse;
 import software.amazon.kinesis.annotations.KinesisClientInternalApi;
 import software.amazon.kinesis.common.InitialPositionInStreamExtended;
+import software.amazon.kinesis.common.RequestDetails;
 import software.amazon.kinesis.lifecycle.events.ProcessRecordsInput;
 import software.amazon.kinesis.metrics.MetricsFactory;
 import software.amazon.kinesis.metrics.MetricsLevel;
@@ -76,7 +78,7 @@ import static software.amazon.kinesis.common.DiagnosticUtils.takeDelayedDelivery
  */
 @Slf4j
 @KinesisClientInternalApi
-public class PrefetchRecordsPublisher extends RecordsPublisher {
+public class PrefetchRecordsPublisher implements RecordsPublisher {
     private static final String EXPIRED_ITERATOR_METRIC = "ExpiredIterator";
     private int maxPendingProcessRecordsInput;
     private int maxByteSize;
@@ -260,6 +262,21 @@ public class PrefetchRecordsPublisher extends RecordsPublisher {
         started = false;
     }
 
+    @Override
+    public Optional<RequestDetails> getLastSuccessfulResponseDetails() {
+        return Optional.empty();
+    }
+
+    @Override
+    public String getLastSuccessfulResponseRequestId() {
+        return NONE;
+    }
+
+    @Override
+    public String getLastSuccessfulResponseTimestamp() {
+        return NONE;
+    }
+
     @Override
     public void restartFrom(RecordsRetrieved recordsRetrieved) {
         if (!(recordsRetrieved instanceof PrefetchRecordsRetrieved)) {

amazon-kinesis-client/src/test/java/software/amazon/kinesis/lifecycle/ShardConsumerSubscriberTest.java

@@ -35,6 +35,7 @@ import java.util.Arrays;
 import java.util.Collections;
 import java.util.LinkedList;
 import java.util.List;
+import java.util.Optional;
 import java.util.concurrent.CyclicBarrier;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
@@ -61,6 +62,7 @@ import com.google.common.util.concurrent.ThreadFactoryBuilder;
 import lombok.NonNull;
 import lombok.extern.slf4j.Slf4j;
 import software.amazon.kinesis.common.InitialPositionInStreamExtended;
+import software.amazon.kinesis.common.RequestDetails;
 import software.amazon.kinesis.leases.ShardInfo;
 import software.amazon.kinesis.lifecycle.events.ProcessRecordsInput;
 import software.amazon.kinesis.retrieval.KinesisClientRecord;
@@ -490,7 +492,7 @@ public class ShardConsumerSubscriberTest {
         }
     }
 
-    private class TestPublisher extends RecordsPublisher {
+    private class TestPublisher implements RecordsPublisher {
 
         private final LinkedList<ResponseItem> responses = new LinkedList<>();
         protected volatile long requested = 0;
@@ -556,6 +558,21 @@ public class ShardConsumerSubscriberTest {
 
         }
 
+        @Override
+        public Optional<RequestDetails> getLastSuccessfulResponseDetails() {
+            return Optional.empty();
+        }
+
+        @Override
+        public String getLastSuccessfulResponseRequestId() {
+            return NONE;
+        }
+
+        @Override
+        public String getLastSuccessfulResponseTimestamp() {
+            return NONE;
+        }
+
         @Override
         public void subscribe(Subscriber<? super RecordsRetrieved> s) {
             subscriber = s;

amazon-kinesis-client/src/test/java/software/amazon/kinesis/lifecycle/ShardConsumerTest.java

@@ -70,6 +70,7 @@ import com.google.common.util.concurrent.ThreadFactoryBuilder;
 
 import lombok.extern.slf4j.Slf4j;
 import software.amazon.kinesis.common.InitialPositionInStreamExtended;
+import software.amazon.kinesis.common.RequestDetails;
 import software.amazon.kinesis.leases.ShardInfo;
 import software.amazon.kinesis.lifecycle.events.ProcessRecordsInput;
 import software.amazon.kinesis.lifecycle.events.TaskExecutionListenerInput;
@@ -168,7 +169,7 @@ public class ShardConsumerTest {
         assertThat(remainder.isEmpty(), equalTo(true));
     }
 
-    private class TestPublisher extends RecordsPublisher {
+    private class TestPublisher implements RecordsPublisher {
 
         final CyclicBarrier barrier = new CyclicBarrier(2);
         final CyclicBarrier requestBarrier = new CyclicBarrier(2);
@@ -209,6 +210,21 @@ public class ShardConsumerTest {
 
         }
 
+        @Override
+        public Optional<RequestDetails> getLastSuccessfulResponseDetails() {
+            return Optional.empty();
+        }
+
+        @Override
+        public String getLastSuccessfulResponseRequestId() {
+            return NONE;
+        }
+
+        @Override
+        public String getLastSuccessfulResponseTimestamp() {
+            return NONE;
+        }
+
         @Override
         public void subscribe(Subscriber<? super RecordsRetrieved> s) {
             subscriber = s;