diff --git a/streampark-console/streampark-console-service/src/main/java/org/apache/streampark/console/core/metrics/flink/CheckPoints.java b/streampark-console/streampark-console-service/src/main/java/org/apache/streampark/console/core/metrics/flink/CheckPoints.java
index f34ac65b45..b25bbdbe41 100644
--- a/streampark-console/streampark-console-service/src/main/java/org/apache/streampark/console/core/metrics/flink/CheckPoints.java
+++ b/streampark-console/streampark-console-service/src/main/java/org/apache/streampark/console/core/metrics/flink/CheckPoints.java
@@ -17,8 +17,8 @@
 
 package org.apache.streampark.console.core.metrics.flink;
 
-import org.apache.streampark.console.core.enums.CheckPointStatusEnum;
-import org.apache.streampark.console.core.enums.CheckPointTypeEnum;
+import org.apache.streampark.console.core.enums.CheckPointStatus;
+import org.apache.streampark.console.core.enums.CheckPointType;
 
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonProperty;
@@ -29,100 +29,97 @@
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
-import java.util.Objects;
 
 @Getter
 @Setter
 public class CheckPoints implements Serializable {
 
-    private List<CheckPoint> history;
+  private List<CheckPoint> history;
 
-    private Latest latest;
+  private Latest latest;
 
-    @JsonIgnore
-    public List<CheckPoint> getLatestCheckpoint() {
-        if (Objects.isNull(latest)) {
-            return Collections.emptyList();
-        }
-        return latest.getLatestCheckpoint();
+  @JsonIgnore
+  public List<CheckPoint> getLatestCheckpoint() {
+    if (latest == null) {
+      return Collections.emptyList();
     }
+    return latest.getLatestCheckpoint();
+  }
 
-    @Getter
-    @Setter
-    public static class CheckPoint implements Serializable {
-
-        private Long id;
-        private String status;
+  @Getter
+  @Setter
+  public static class CheckPoint implements Serializable {
+    private Long id;
+    private String status;
 
-        @JsonProperty("external_path")
-        private String externalPath;
+    @JsonProperty("external_path")
+    private String externalPath;
 
-        @JsonProperty("is_savepoint")
-        private Boolean isSavepoint;
+    @JsonProperty("is_savepoint")
+    private Boolean isSavepoint;
 
-        @JsonProperty("latest_ack_timestamp")
-        private Long latestAckTimestamp;
+    @JsonProperty("latest_ack_timestamp")
+    private Long latestAckTimestamp;
 
-        @JsonProperty("checkpoint_type")
-        private String checkpointType;
+    @JsonProperty("checkpoint_type")
+    private String checkpointType;
 
-        @JsonProperty("trigger_timestamp")
-        private Long triggerTimestamp;
+    @JsonProperty("trigger_timestamp")
+    private Long triggerTimestamp;
 
-        @JsonProperty("state_size")
-        private Long stateSize;
+    @JsonProperty("state_size")
+    private Long stateSize;
 
-        @JsonProperty("end_to_end_duration")
-        private Long endToEndDuration;
+    @JsonProperty("end_to_end_duration")
+    private Long endToEndDuration;
 
-        private Boolean discarded;
+    private Boolean discarded;
 
-        public CheckPointStatusEnum getCheckPointStatus() {
-            return CheckPointStatusEnum.valueOf(this.status);
-        }
+    public CheckPointStatus getCheckPointStatus() {
+      return CheckPointStatus.valueOf(this.status);
+    }
 
-        public CheckPointTypeEnum getCheckPointType() {
-            if ("CHECKPOINT".equals(this.checkpointType)) {
-                return CheckPointTypeEnum.CHECKPOINT;
-            }
-            if ("SAVEPOINT".equals(this.checkpointType)) {
-                return CheckPointTypeEnum.SAVEPOINT;
-            }
-            return CheckPointTypeEnum.SYNC_SAVEPOINT;
-        }
+    public CheckPointType getCheckPointType() {
+      if ("CHECKPOINT".equals(this.checkpointType)) {
+        return CheckPointType.CHECKPOINT;
+      } else if ("SAVEPOINT".equals(this.checkpointType)) {
+        return CheckPointType.SAVEPOINT;
+      }
+      return CheckPointType.SYNC_SAVEPOINT;
+    }
 
-        public String getPath() {
-            return this.getExternalPath().replaceFirst("^hdfs:/[^/]", "hdfs:///");
-        }
+    public String getPath() {
+      return this.getExternalPath().replaceFirst("^hdfs:/[^/]", "hdfs:///");
     }
+  }
+
+  @Getter
+  @Setter
+  public static class Latest implements Serializable {
 
-    @Getter
-    @Setter
-    public static class Latest implements Serializable {
-
-        private CheckPoint completed;
-        private CheckPoint savepoint;
-        private CheckPoint failed;
-
-        @JsonIgnore
-        public List<CheckPoint> getLatestCheckpoint() {
-            List<CheckPoint> checkPoints = new ArrayList<>();
-            if (completed != null) {
-                checkPoints.add(completed);
-            }
-            if (savepoint != null) {
-                checkPoints.add(savepoint);
-            }
-            if (failed != null) {
-                if (completed == null) {
-                    checkPoints.add(failed);
-                } else {
-                    if (failed.getId() > completed.getId()) {
-                        checkPoints.add(failed);
-                    }
-                }
-            }
-            return checkPoints;
+    private CheckPoint completed;
+    private CheckPoint savepoint;
+    private CheckPoint failed;
+
+    @JsonIgnore
+    public List<CheckPoint> getLatestCheckpoint() {
+      List<CheckPoint> checkPoints = new ArrayList<>();
+      if (completed != null) {
+        checkPoints.add(completed);
+      }
+      if (savepoint != null) {
+        checkPoints.add(savepoint);
+      }
+      if (failed != null) {
+        if (completed == null) {
+          checkPoints.add(failed);
+        } else {
+          if (failed.getId() > completed.getId()) {
+            checkPoints.add(failed);
+          }
         }
+      }
+      return checkPoints;
     }
+  }
 }