vsantwana commented on code in PR #978:
URL:
https://github.com/apache/flink-kubernetes-operator/pull/978#discussion_r2080911327
##########
flink-kubernetes-operator/src/main/java/org/apache/flink/kubernetes/operator/observer/deployment/ApplicationObserver.java:
##########
@@ -17,22 +17,50 @@
package org.apache.flink.kubernetes.operator.observer.deployment;
+import org.apache.flink.annotation.VisibleForTesting;
+import org.apache.flink.api.common.JobID;
+import org.apache.flink.autoscaler.utils.DateTimeUtils;
import org.apache.flink.kubernetes.operator.api.FlinkDeployment;
import org.apache.flink.kubernetes.operator.api.status.FlinkDeploymentStatus;
import org.apache.flink.kubernetes.operator.controller.FlinkResourceContext;
import org.apache.flink.kubernetes.operator.observer.ClusterHealthObserver;
import org.apache.flink.kubernetes.operator.observer.JobStatusObserver;
import org.apache.flink.kubernetes.operator.observer.SnapshotObserver;
import org.apache.flink.kubernetes.operator.utils.EventRecorder;
+import org.apache.flink.runtime.rest.messages.JobExceptionsInfoWithHistory;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.time.Instant;
+import java.time.ZoneId;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
import static
org.apache.flink.kubernetes.operator.config.KubernetesOperatorConfigOptions.OPERATOR_CLUSTER_HEALTH_CHECK_ENABLED;
/** The observer of {@link
org.apache.flink.kubernetes.operator.config.Mode#APPLICATION} cluster. */
public class ApplicationObserver extends AbstractFlinkDeploymentObserver {
+ /** The cache entry for the last recorded exception timestamp. */
+ public static final class ExceptionCacheEntry {
+ final String jobId;
+ final long lastTimestamp;
+
+ ExceptionCacheEntry(String jobId, long lastTimestamp) {
+ this.jobId = jobId;
+ this.lastTimestamp = lastTimestamp;
+ }
+ }
+
+ @VisibleForTesting
+ final Map<String, ExceptionCacheEntry> lastRecordedExceptionCache = new
ConcurrentHashMap<>();
Review Comment:
I have made resource key
```
String resourceKey =
deployment.getMetadata().getNamespace()
+ "/"
+ deployment.getMetadata().getName()
```
Wasn't aware of the ResourceID class. Will update this
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