diff --git a/core/src/main/java/org/apache/gravitino/listener/TagEventDispatcher.java b/core/src/main/java/org/apache/gravitino/listener/TagEventDispatcher.java
index 690b35370e7..3d2762b627b 100644
--- a/core/src/main/java/org/apache/gravitino/listener/TagEventDispatcher.java
+++ b/core/src/main/java/org/apache/gravitino/listener/TagEventDispatcher.java
@@ -19,9 +19,9 @@
 package org.apache.gravitino.listener;
 
 import java.util.Map;
-
 import org.apache.gravitino.MetadataObject;
 import org.apache.gravitino.exceptions.NoSuchTagException;
+import org.apache.gravitino.listener.api.event.AlterTagEvent;
 import org.apache.gravitino.listener.api.event.AssociateTagsForMetadataObjectEvent;
 import org.apache.gravitino.listener.api.event.CreateTagEvent;
 import org.apache.gravitino.listener.api.event.DeleteTagEvent;
@@ -30,7 +30,6 @@
 import org.apache.gravitino.listener.api.event.ListMetadataObjectsForTagEvent;
 import org.apache.gravitino.listener.api.event.ListTagEvent;
 import org.apache.gravitino.listener.api.event.ListTagInfoEvent;
-import org.apache.gravitino.listener.api.event.AlterTagEvent;
 import org.apache.gravitino.listener.api.event.ListTagsForMetadataObjectEvent;
 import org.apache.gravitino.listener.api.event.ListTagsInfoForMetadataObjectEvent;
 import org.apache.gravitino.listener.api.info.TagInfo;
@@ -46,156 +45,187 @@
  * of tag operations.
  */
 public class TagEventDispatcher implements TagDispatcher {
-    private final EventBus eventBus;
-    private final TagDispatcher dispatcher;
+  private final EventBus eventBus;
+  private final TagDispatcher dispatcher;
 
-    public TagEventDispatcher(EventBus eventBus, TagDispatcher dispatcher) {
-        this.eventBus = eventBus;
-        this.dispatcher = dispatcher;
-    }
+  public TagEventDispatcher(EventBus eventBus, TagDispatcher dispatcher) {
+    this.eventBus = eventBus;
+    this.dispatcher = dispatcher;
+  }
 
-    @Override
-    public String[] listTags(String metalake) {
-        // TODO: listTagsPreEvent
-        try {
-            String[] tagNames = dispatcher.listTags(metalake);
-            eventBus.dispatchEvent(new ListTagEvent(PrincipalUtils.getCurrentUserName(), metalake));
-            return tagNames;
-        } catch (Exception e) {
-            // TODO: listTagFailureEvent
-            throw e;
-        }
+  @Override
+  public String[] listTags(String metalake) {
+    // TODO: listTagsPreEvent
+    try {
+      String[] tagNames = dispatcher.listTags(metalake);
+      eventBus.dispatchEvent(new ListTagEvent(PrincipalUtils.getCurrentUserName(), metalake));
+      return tagNames;
+    } catch (Exception e) {
+      // TODO: listTagFailureEvent
+      throw e;
     }
+  }
 
-    @Override
-    public Tag[] listTagsInfo(String metalake) {
-        // TODO: listTagsInfoPreEvent
-        try {
-            Tag[] tags = dispatcher.listTagsInfo(metalake);
-            eventBus.dispatchEvent(new ListTagInfoEvent(PrincipalUtils.getCurrentUserName(), metalake, tags));
-            return tags;
-        } catch (Exception e) {
-            // TODO: listTagsInfoFailureEvent
-            throw e;
-        }
+  @Override
+  public Tag[] listTagsInfo(String metalake) {
+    // TODO: listTagsInfoPreEvent
+    try {
+      Tag[] tags = dispatcher.listTagsInfo(metalake);
+      eventBus.dispatchEvent(
+          new ListTagInfoEvent(PrincipalUtils.getCurrentUserName(), metalake, tags));
+      return tags;
+    } catch (Exception e) {
+      // TODO: listTagsInfoFailureEvent
+      throw e;
     }
+  }
 
-    @Override
-    public Tag getTag(String metalake, String name) throws NoSuchTagException {
-        // TODO: getTagPreEvent
-        try {
-            // TODO: getTagEvent
-            Tag tag = dispatcher.getTag(metalake, name);
-            eventBus.dispatchEvent(new GetTagEvent(PrincipalUtils.getCurrentUserName(), metalake, name, tag));
-            return tag;
-        } catch (NoSuchTagException e) {
-            // TODO: getTagFailureEvent
-            throw e;
-        }
+  @Override
+  public Tag getTag(String metalake, String name) throws NoSuchTagException {
+    // TODO: getTagPreEvent
+    try {
+      // TODO: getTagEvent
+      Tag tag = dispatcher.getTag(metalake, name);
+      eventBus.dispatchEvent(
+          new GetTagEvent(PrincipalUtils.getCurrentUserName(), metalake, name, tag));
+      return tag;
+    } catch (NoSuchTagException e) {
+      // TODO: getTagFailureEvent
+      throw e;
     }
+  }
 
-    @Override
-    public Tag createTag(String metalake, String name, String comment, Map<String, String> properties) {
-        // TODO: createTagPreEvent
-        try {
-            Tag tag = dispatcher.createTag(metalake, name, comment, properties);
-            eventBus.dispatchEvent(new CreateTagEvent(PrincipalUtils.getCurrentUserName(), metalake, new TagInfo(tag.name(), tag.comment(), tag.properties())));
-            return tag;
-        } catch (Exception e) {
-            // TODO: createTagFailureEvent
-            throw e;
-        }
+  @Override
+  public Tag createTag(
+      String metalake, String name, String comment, Map<String, String> properties) {
+    // TODO: createTagPreEvent
+    try {
+      Tag tag = dispatcher.createTag(metalake, name, comment, properties);
+      eventBus.dispatchEvent(
+          new CreateTagEvent(
+              PrincipalUtils.getCurrentUserName(),
+              metalake,
+              new TagInfo(tag.name(), tag.comment(), tag.properties())));
+      return tag;
+    } catch (Exception e) {
+      // TODO: createTagFailureEvent
+      throw e;
     }
+  }
 
-    @Override
-    public Tag alterTag(String metalake, String name, TagChange... changes) {
-        // TODO: alterTagPreEvent
-        try {
-            Tag tag = dispatcher.alterTag(metalake, name, changes);
-            eventBus.dispatchEvent(new AlterTagEvent(PrincipalUtils.getCurrentUserName(), metalake, changes, new TagInfo(tag.name(), tag.comment(), tag.properties())));
-            return tag;
-        } catch (Exception e) {
-            // TODO: alterTagFailureEvent
-            throw e;
-        }
+  @Override
+  public Tag alterTag(String metalake, String name, TagChange... changes) {
+    // TODO: alterTagPreEvent
+    try {
+      Tag tag = dispatcher.alterTag(metalake, name, changes);
+      eventBus.dispatchEvent(
+          new AlterTagEvent(
+              PrincipalUtils.getCurrentUserName(),
+              metalake,
+              changes,
+              new TagInfo(tag.name(), tag.comment(), tag.properties())));
+      return tag;
+    } catch (Exception e) {
+      // TODO: alterTagFailureEvent
+      throw e;
     }
+  }
 
-    @Override
-    public boolean deleteTag(String metalake, String name) {
-        // TODO: deleteTagPreEvent
-        try {
-            boolean isExists = dispatcher.deleteTag(metalake, name);
-            eventBus.dispatchEvent(new DeleteTagEvent(PrincipalUtils.getCurrentUserName(), metalake, isExists));
-            return isExists;
-        } catch (Exception e) {
-            // TODO: deleteTagFailureEvent
-            throw e;
-        }
+  @Override
+  public boolean deleteTag(String metalake, String name) {
+    // TODO: deleteTagPreEvent
+    try {
+      boolean isExists = dispatcher.deleteTag(metalake, name);
+      eventBus.dispatchEvent(
+          new DeleteTagEvent(PrincipalUtils.getCurrentUserName(), metalake, isExists));
+      return isExists;
+    } catch (Exception e) {
+      // TODO: deleteTagFailureEvent
+      throw e;
     }
+  }
 
-    @Override
-    public MetadataObject[] listMetadataObjectsForTag(String metalake, String name) {
-        // TODO: listMetadataObjectsForTagPreEvent
-        try {
-            // TODO: listMetadataObjectsForTagEvent
-            MetadataObject[] metadataObjects = dispatcher.listMetadataObjectsForTag(metalake, name);
-            eventBus.dispatchEvent(new ListMetadataObjectsForTagEvent(PrincipalUtils.getCurrentUserName(), metalake, name, metadataObjects));
-            return metadataObjects;
-        } catch (Exception e) {
-            // TODO: listMetadataObjectsForTagFailureEvent
-            throw e;
-        }
+  @Override
+  public MetadataObject[] listMetadataObjectsForTag(String metalake, String name) {
+    // TODO: listMetadataObjectsForTagPreEvent
+    try {
+      // TODO: listMetadataObjectsForTagEvent
+      MetadataObject[] metadataObjects = dispatcher.listMetadataObjectsForTag(metalake, name);
+      eventBus.dispatchEvent(
+          new ListMetadataObjectsForTagEvent(
+              PrincipalUtils.getCurrentUserName(), metalake, name, metadataObjects));
+      return metadataObjects;
+    } catch (Exception e) {
+      // TODO: listMetadataObjectsForTagFailureEvent
+      throw e;
     }
+  }
 
-    @Override
-    public String[] listTagsForMetadataObject(String metalake, MetadataObject metadataObject) {
-        // TODO: listTagsForMetadataObjectPreEvent
-        try {
-            String[] tags = dispatcher.listTagsForMetadataObject(metalake, metadataObject);
-            eventBus.dispatchEvent(new ListTagsForMetadataObjectEvent(PrincipalUtils.getCurrentUserName(), metalake, metadataObject, tags));
-            return tags;
-        } catch (Exception e) {
-            // TODO: listTagsForMetadataObjectFailureEvent
-            throw e;
-        }
+  @Override
+  public String[] listTagsForMetadataObject(String metalake, MetadataObject metadataObject) {
+    // TODO: listTagsForMetadataObjectPreEvent
+    try {
+      String[] tags = dispatcher.listTagsForMetadataObject(metalake, metadataObject);
+      eventBus.dispatchEvent(
+          new ListTagsForMetadataObjectEvent(
+              PrincipalUtils.getCurrentUserName(), metalake, metadataObject, tags));
+      return tags;
+    } catch (Exception e) {
+      // TODO: listTagsForMetadataObjectFailureEvent
+      throw e;
     }
+  }
 
-    @Override
-    public Tag[] listTagsInfoForMetadataObject(String metalake, MetadataObject metadataObject) {
-        // TODO: listTagsInfoForMetadataObjectPreEvent
-        try {
-            Tag[] tags = dispatcher.listTagsInfoForMetadataObject(metalake, metadataObject);
-            eventBus.dispatchEvent(new ListTagsInfoForMetadataObjectEvent(PrincipalUtils.getCurrentUserName(), metalake, metadataObject, tags));
-            return tags;
-        } catch (Exception e) {
-            // TODO: listTagsInfoForMetadataObjectFailureEvent
-            throw e;
-        }
+  @Override
+  public Tag[] listTagsInfoForMetadataObject(String metalake, MetadataObject metadataObject) {
+    // TODO: listTagsInfoForMetadataObjectPreEvent
+    try {
+      Tag[] tags = dispatcher.listTagsInfoForMetadataObject(metalake, metadataObject);
+      eventBus.dispatchEvent(
+          new ListTagsInfoForMetadataObjectEvent(
+              PrincipalUtils.getCurrentUserName(), metalake, metadataObject, tags));
+      return tags;
+    } catch (Exception e) {
+      // TODO: listTagsInfoForMetadataObjectFailureEvent
+      throw e;
     }
+  }
 
-    @Override
-    public String[] associateTagsForMetadataObject(String metalake, MetadataObject metadataObject, String[] tagsToAdd, String[] tagsToRemove) {
-        // TODO: associateTagsForMetadataObjectPreEvent
-        try {
-            String[] associatedTags = dispatcher.associateTagsForMetadataObject(metalake, metadataObject, tagsToAdd, tagsToRemove);
-            eventBus.dispatchEvent(new AssociateTagsForMetadataObjectEvent(PrincipalUtils.getCurrentUserName(), metalake, metadataObject, tagsToAdd, tagsToRemove, associatedTags));
-            return associatedTags;
-        } catch (Exception e) {
-            // TODO: associateTagsForMetadataObjectFailureEvent
-            throw e;
-        }
+  @Override
+  public String[] associateTagsForMetadataObject(
+      String metalake, MetadataObject metadataObject, String[] tagsToAdd, String[] tagsToRemove) {
+    // TODO: associateTagsForMetadataObjectPreEvent
+    try {
+      String[] associatedTags =
+          dispatcher.associateTagsForMetadataObject(
+              metalake, metadataObject, tagsToAdd, tagsToRemove);
+      eventBus.dispatchEvent(
+          new AssociateTagsForMetadataObjectEvent(
+              PrincipalUtils.getCurrentUserName(),
+              metalake,
+              metadataObject,
+              tagsToAdd,
+              tagsToRemove,
+              associatedTags));
+      return associatedTags;
+    } catch (Exception e) {
+      // TODO: associateTagsForMetadataObjectFailureEvent
+      throw e;
     }
+  }
 
-    @Override
-    public Tag getTagForMetadataObject(String metalake, MetadataObject metadataObject, String name) {
-        // TODO: getTagForMetadataObjectPreEvent
-        try {
-            Tag tag = dispatcher.getTagForMetadataObject(metalake, metadataObject, name);
-            eventBus.dispatchEvent(new GetTagForMetadataObjectEvent(PrincipalUtils.getCurrentUserName(), metalake, metadataObject, name, tag));
-            return tag;
-        } catch (Exception e) {
-            // TODO: getTagForMetadataObjectFailureEvent
-            throw e;
-        }
+  @Override
+  public Tag getTagForMetadataObject(String metalake, MetadataObject metadataObject, String name) {
+    // TODO: getTagForMetadataObjectPreEvent
+    try {
+      Tag tag = dispatcher.getTagForMetadataObject(metalake, metadataObject, name);
+      eventBus.dispatchEvent(
+          new GetTagForMetadataObjectEvent(
+              PrincipalUtils.getCurrentUserName(), metalake, metadataObject, name, tag));
+      return tag;
+    } catch (Exception e) {
+      // TODO: getTagForMetadataObjectFailureEvent
+      throw e;
     }
+  }
 }
diff --git a/core/src/main/java/org/apache/gravitino/listener/api/event/AlterTagEvent.java b/core/src/main/java/org/apache/gravitino/listener/api/event/AlterTagEvent.java
index 7ad756b55bc..40942464f3f 100644
--- a/core/src/main/java/org/apache/gravitino/listener/api/event/AlterTagEvent.java
+++ b/core/src/main/java/org/apache/gravitino/listener/api/event/AlterTagEvent.java
@@ -20,64 +20,60 @@
 package org.apache.gravitino.listener.api.event;
 
 import org.apache.gravitino.NameIdentifier;
-import org.apache.gravitino.tag.TagChange;
 import org.apache.gravitino.annotation.DeveloperApi;
 import org.apache.gravitino.listener.api.info.TagInfo;
+import org.apache.gravitino.tag.TagChange;
 
 /** Represents an event triggered upon the successful alteration of a tag. */
 @DeveloperApi
 public final class AlterTagEvent extends TagEvent {
-    private final TagInfo updatedTagInfo;
-    private final TagChange[] tagChanges;
+  private final TagInfo updatedTagInfo;
+  private final TagChange[] tagChanges;
 
-    /**
-     * Constructs an instance of {@code AlterTagEvent}, encapsulating the key details about the
-     * successful alteration of a tag.
-     *
-     * @param user The username of the individual responsible for initiating the tag alteration.
-     * @param metalake The metalake from which the tag is being altered.
-     * @param tagChanges An array of {@link TagChange} objects representing the specific
-     *     changes applied to the tag during the alteration process.
-     * @param updatedTagInfo The post-alteration state of the tag.
-     */
-    public AlterTagEvent(
-            String user,
-            String metalake,
-            TagChange[] tagChanges,
-            TagInfo updatedTagInfo) {
-        super(user, NameIdentifier.of(metalake));
-        this.tagChanges = tagChanges.clone();
-        this.updatedTagInfo = updatedTagInfo;
-    }
+  /**
+   * Constructs an instance of {@code AlterTagEvent}, encapsulating the key details about the
+   * successful alteration of a tag.
+   *
+   * @param user The username of the individual responsible for initiating the tag alteration.
+   * @param metalake The metalake from which the tag is being altered.
+   * @param tagChanges An array of {@link TagChange} objects representing the specific changes
+   *     applied to the tag during the alteration process.
+   * @param updatedTagInfo The post-alteration state of the tag.
+   */
+  public AlterTagEvent(
+      String user, String metalake, TagChange[] tagChanges, TagInfo updatedTagInfo) {
+    super(user, NameIdentifier.of(metalake));
+    this.tagChanges = tagChanges.clone();
+    this.updatedTagInfo = updatedTagInfo;
+  }
 
-    /**
-     * Retrieves the final state of the tag as it was returned to the user after successful
-     * alteration.
-     *
-     * @return A {@link TagInfo} instance encapsulating the comprehensive details of the newly
-     *     altered tag.
-     */
-    public TagInfo updatedTagInfo() {
-        return updatedTagInfo;
-    }
+  /**
+   * Retrieves the final state of the tag as it was returned to the user after successful
+   * alteration.
+   *
+   * @return A {@link TagInfo} instance encapsulating the comprehensive details of the newly altered
+   *     tag.
+   */
+  public TagInfo updatedTagInfo() {
+    return updatedTagInfo;
+  }
 
-    /**
-     * Retrieves the specific changes that were made to the tag during the alteration process.
-     *
-     * @return An array of {@link TagChange} objects detailing each modification applied to the
-     *     tag.
-     */
-    public TagChange[] tagChanges() {
-        return tagChanges;
-    }
+  /**
+   * Retrieves the specific changes that were made to the tag during the alteration process.
+   *
+   * @return An array of {@link TagChange} objects detailing each modification applied to the tag.
+   */
+  public TagChange[] tagChanges() {
+    return tagChanges;
+  }
 
-    /**
-     * Returns the type of operation.
-     *
-     * @return the operation type.
-     */
-    @Override
-    public OperationType operationType() {
-        return OperationType.ALTER_TAG;
-    }
+  /**
+   * Returns the type of operation.
+   *
+   * @return the operation type.
+   */
+  @Override
+  public OperationType operationType() {
+    return OperationType.ALTER_TAG;
+  }
 }
diff --git a/core/src/main/java/org/apache/gravitino/listener/api/event/AssociateTagsForMetadataObjectEvent.java b/core/src/main/java/org/apache/gravitino/listener/api/event/AssociateTagsForMetadataObjectEvent.java
index b2628c7f360..bd99533f2e5 100644
--- a/core/src/main/java/org/apache/gravitino/listener/api/event/AssociateTagsForMetadataObjectEvent.java
+++ b/core/src/main/java/org/apache/gravitino/listener/api/event/AssociateTagsForMetadataObjectEvent.java
@@ -19,90 +19,98 @@
 
 package org.apache.gravitino.listener.api.event;
 
+import org.apache.gravitino.MetadataObject;
 import org.apache.gravitino.NameIdentifier;
 import org.apache.gravitino.annotation.DeveloperApi;
-import org.apache.gravitino.MetadataObject;
 
-/** Represents an event that is triggered upon successfully associating tags with a metadata object. */
+/**
+ * Represents an event that is triggered upon successfully associating tags with a metadata object.
+ */
 @DeveloperApi
 public final class AssociateTagsForMetadataObjectEvent extends TagEvent {
-    private final String metalake;
-    private final MetadataObject metadataObject;
-    private final String[] tagsToAdd;
-    private final String[] tagsToRemove;
-    private final String[] associatedTags;
+  private final String metalake;
+  private final MetadataObject metadataObject;
+  private final String[] tagsToAdd;
+  private final String[] tagsToRemove;
+  private final String[] associatedTags;
 
-    /**
-     * Constructs an instance of {@code AssociateTagsForMetadataObjectEvent}.
-     *
-     * @param user The username of the individual who initiated the tag association.
-     * @param metalake The metalake from which the tags were associated.
-     * @param metadataObject The metadata object with which the tags were associated.
-     * @param tagsToAdd The tags that were added.
-     * @param tagsToRemove The tags that were removed.
-     * @param associatedTags The resulting list of associated tags after the operation.
-     */
-    public AssociateTagsForMetadataObjectEvent(String user, String metalake, MetadataObject metadataObject, String[] tagsToAdd, String[] tagsToRemove, String[] associatedTags) {
-        super(user, NameIdentifier.of(metalake));
-        this.metalake = metalake;
-        this.metadataObject = metadataObject;
-        this.tagsToAdd = tagsToAdd;
-        this.tagsToRemove = tagsToRemove;
-        this.associatedTags = associatedTags;
-    }
+  /**
+   * Constructs an instance of {@code AssociateTagsForMetadataObjectEvent}.
+   *
+   * @param user The username of the individual who initiated the tag association.
+   * @param metalake The metalake from which the tags were associated.
+   * @param metadataObject The metadata object with which the tags were associated.
+   * @param tagsToAdd The tags that were added.
+   * @param tagsToRemove The tags that were removed.
+   * @param associatedTags The resulting list of associated tags after the operation.
+   */
+  public AssociateTagsForMetadataObjectEvent(
+      String user,
+      String metalake,
+      MetadataObject metadataObject,
+      String[] tagsToAdd,
+      String[] tagsToRemove,
+      String[] associatedTags) {
+    super(user, NameIdentifier.of(metalake));
+    this.metalake = metalake;
+    this.metadataObject = metadataObject;
+    this.tagsToAdd = tagsToAdd;
+    this.tagsToRemove = tagsToRemove;
+    this.associatedTags = associatedTags;
+  }
 
-    /**
-     * Provides the metalake associated with this event.
-     *
-     * @return The metalake from which the tags were associated.
-     */
-    public String metalake() {
-        return metalake;
-    }
+  /**
+   * Provides the metalake associated with this event.
+   *
+   * @return The metalake from which the tags were associated.
+   */
+  public String metalake() {
+    return metalake;
+  }
 
-    /**
-     * Provides the metadata object associated with this event.
-     *
-     * @return The {@link MetadataObject} with which the tags were associated.
-     */
-    public MetadataObject metadataObject() {
-        return metadataObject;
-    }
+  /**
+   * Provides the metadata object associated with this event.
+   *
+   * @return The {@link MetadataObject} with which the tags were associated.
+   */
+  public MetadataObject metadataObject() {
+    return metadataObject;
+  }
 
-    /**
-     * Provides the tags that were added in this operation.
-     *
-     * @return An array of tag names that were added.
-     */
-    public String[] tagsToAdd() {
-        return tagsToAdd;
-    }
+  /**
+   * Provides the tags that were added in this operation.
+   *
+   * @return An array of tag names that were added.
+   */
+  public String[] tagsToAdd() {
+    return tagsToAdd;
+  }
 
-    /**
-     * Provides the tags that were removed in this operation.
-     *
-     * @return An array of tag names that were removed.
-     */
-    public String[] tagsToRemove() {
-        return tagsToRemove;
-    }
+  /**
+   * Provides the tags that were removed in this operation.
+   *
+   * @return An array of tag names that were removed.
+   */
+  public String[] tagsToRemove() {
+    return tagsToRemove;
+  }
 
-    /**
-     * Provides the resulting list of associated tags after the operation.
-     *
-     * @return An array of tag names representing the associated tags.
-     */
-    public String[] associatedTags() {
-        return associatedTags;
-    }
+  /**
+   * Provides the resulting list of associated tags after the operation.
+   *
+   * @return An array of tag names representing the associated tags.
+   */
+  public String[] associatedTags() {
+    return associatedTags;
+  }
 
-    /**
-     * Returns the type of operation.
-     *
-     * @return The operation type.
-     */
-    @Override
-    public OperationType operationType() {
-        return OperationType.ASSOCIATE_TAGS_FOR_METADATA_OBJECT;
-    }
+  /**
+   * Returns the type of operation.
+   *
+   * @return The operation type.
+   */
+  @Override
+  public OperationType operationType() {
+    return OperationType.ASSOCIATE_TAGS_FOR_METADATA_OBJECT;
+  }
 }
diff --git a/core/src/main/java/org/apache/gravitino/listener/api/event/CreateTagEvent.java b/core/src/main/java/org/apache/gravitino/listener/api/event/CreateTagEvent.java
index c641d338880..f6e9d0deeb8 100644
--- a/core/src/main/java/org/apache/gravitino/listener/api/event/CreateTagEvent.java
+++ b/core/src/main/java/org/apache/gravitino/listener/api/event/CreateTagEvent.java
@@ -23,45 +23,42 @@
 import org.apache.gravitino.annotation.DeveloperApi;
 import org.apache.gravitino.listener.api.info.TagInfo;
 
-/**
- * Represents an event that is activated upon the successful creation of a tag.
- */
+/** Represents an event that is activated upon the successful creation of a tag. */
 @DeveloperApi
 public final class CreateTagEvent extends TagEvent {
-    private final TagInfo createdTagInfo;
+  private final TagInfo createdTagInfo;
 
-    /**
-     * Constructs an instance of {@code CreateTagEvent}, capturing essential details about the
-     * successful creation of a tag.
-     *
-     * @param user The username of the individual who initiated the tag creation.
-     * @param metalake The metalake from which the tag was created.
-     * @param createdTagInfo The final state of the tag post-creation.
-     */
-    public CreateTagEvent(String user, String metalake, TagInfo createdTagInfo) {
-        super(user, NameIdentifier.of(metalake));
-        this.createdTagInfo = createdTagInfo;
-    }
+  /**
+   * Constructs an instance of {@code CreateTagEvent}, capturing essential details about the
+   * successful creation of a tag.
+   *
+   * @param user The username of the individual who initiated the tag creation.
+   * @param metalake The metalake from which the tag was created.
+   * @param createdTagInfo The final state of the tag post-creation.
+   */
+  public CreateTagEvent(String user, String metalake, TagInfo createdTagInfo) {
+    super(user, NameIdentifier.of(metalake));
+    this.createdTagInfo = createdTagInfo;
+  }
 
-    /**
-     * Provides the final state of the tag as it is presented to the user following the successful
-     * creation.
-     *
-     * @return A {@link TagInfo} object that encapsulates the detailed characteristics of the
-     *     newly created tag.
-     */
-    public TagInfo createdTagInfo() {
-        return createdTagInfo;
-    }
+  /**
+   * Provides the final state of the tag as it is presented to the user following the successful
+   * creation.
+   *
+   * @return A {@link TagInfo} object that encapsulates the detailed characteristics of the newly
+   *     created tag.
+   */
+  public TagInfo createdTagInfo() {
+    return createdTagInfo;
+  }
 
-    /**
-     * Returns the type of operation.
-     *
-     * @return The operation type.
-     */
-    @Override
-    public OperationType operationType() {
-        return OperationType.CREATE_TAG;
-    }
+  /**
+   * Returns the type of operation.
+   *
+   * @return The operation type.
+   */
+  @Override
+  public OperationType operationType() {
+    return OperationType.CREATE_TAG;
+  }
 }
-
diff --git a/core/src/main/java/org/apache/gravitino/listener/api/event/DeleteTagEvent.java b/core/src/main/java/org/apache/gravitino/listener/api/event/DeleteTagEvent.java
index ddfcf08f638..2ea84445970 100644
--- a/core/src/main/java/org/apache/gravitino/listener/api/event/DeleteTagEvent.java
+++ b/core/src/main/java/org/apache/gravitino/listener/api/event/DeleteTagEvent.java
@@ -25,39 +25,39 @@
 /** Represents an event that is generated after a tag is successfully deleted. */
 @DeveloperApi
 public final class DeleteTagEvent extends TagEvent {
-    private final boolean isExists;
+  private final boolean isExists;
 
-    /**
-     * Constructs a new {@code DeleteTagEvent} instance, encapsulating information about the outcome
-     * of a tag delete operation.
-     *
-     * @param user The user who initiated the delete tag operation.
-     * @param metalake The metalake from which the tag was deleted.
-     * @param isExists A boolean flag indicating whether the tag existed at the time of the delete
-     *     operation.
-     */
-    public DeleteTagEvent(String user, String metalake, boolean isExists) {
-        super(user, NameIdentifier.of(metalake));
-        this.isExists = isExists;
-    }
+  /**
+   * Constructs a new {@code DeleteTagEvent} instance, encapsulating information about the outcome
+   * of a tag delete operation.
+   *
+   * @param user The user who initiated the delete tag operation.
+   * @param metalake The metalake from which the tag was deleted.
+   * @param isExists A boolean flag indicating whether the tag existed at the time of the delete
+   *     operation.
+   */
+  public DeleteTagEvent(String user, String metalake, boolean isExists) {
+    super(user, NameIdentifier.of(metalake));
+    this.isExists = isExists;
+  }
 
-    /**
-     * Retrieves the existence status of the tag at the time of the delete operation.
-     *
-     * @return A boolean value indicating whether the tag existed. {@code true} if the tag
-     *     existed, otherwise {@code false}.
-     */
-    public boolean isExists() {
-        return isExists;
-    }
+  /**
+   * Retrieves the existence status of the tag at the time of the delete operation.
+   *
+   * @return A boolean value indicating whether the tag existed. {@code true} if the tag existed,
+   *     otherwise {@code false}.
+   */
+  public boolean isExists() {
+    return isExists;
+  }
 
-    /**
-     * Returns the type of operation.
-     *
-     * @return the operation type.
-     */
-    @Override
-    public OperationType operationType() {
-        return OperationType.DELETE_TAG;
-    }
+  /**
+   * Returns the type of operation.
+   *
+   * @return the operation type.
+   */
+  @Override
+  public OperationType operationType() {
+    return OperationType.DELETE_TAG;
+  }
 }
diff --git a/core/src/main/java/org/apache/gravitino/listener/api/event/GetTagEvent.java b/core/src/main/java/org/apache/gravitino/listener/api/event/GetTagEvent.java
index ff977af049d..a95a01817ab 100644
--- a/core/src/main/java/org/apache/gravitino/listener/api/event/GetTagEvent.java
+++ b/core/src/main/java/org/apache/gravitino/listener/api/event/GetTagEvent.java
@@ -26,59 +26,59 @@
 /** Represents an event that is triggered upon successfully retrieving a tag. */
 @DeveloperApi
 public final class GetTagEvent extends TagEvent {
-    private final String metalake;
-    private final String tagName;
-    private final Tag tag;
+  private final String metalake;
+  private final String tagName;
+  private final Tag tag;
 
-    /**
-     * Constructs an instance of {@code GetTagEvent}.
-     *
-     * @param user The username of the individual who initiated the tag retrieval.
-     * @param metalake The metalake from which the tag was retrieved.
-     * @param tagName The name of the tag being retrieved.
-     * @param tag The {@link Tag} object representing the retrieved tag.
-     */
-    public GetTagEvent(String user, String metalake, String tagName, Tag tag) {
-        super(user, NameIdentifier.of(metalake));
-        this.metalake = metalake;
-        this.tagName = tagName;
-        this.tag = tag;
-    }
+  /**
+   * Constructs an instance of {@code GetTagEvent}.
+   *
+   * @param user The username of the individual who initiated the tag retrieval.
+   * @param metalake The metalake from which the tag was retrieved.
+   * @param tagName The name of the tag being retrieved.
+   * @param tag The {@link Tag} object representing the retrieved tag.
+   */
+  public GetTagEvent(String user, String metalake, String tagName, Tag tag) {
+    super(user, NameIdentifier.of(metalake));
+    this.metalake = metalake;
+    this.tagName = tagName;
+    this.tag = tag;
+  }
 
-    /**
-     * Provides the metalake associated with this event.
-     *
-     * @return The metalake from which the tag was retrieved.
-     */
-    public String metalake() {
-        return metalake;
-    }
+  /**
+   * Provides the metalake associated with this event.
+   *
+   * @return The metalake from which the tag was retrieved.
+   */
+  public String metalake() {
+    return metalake;
+  }
 
-    /**
-     * Provides the name of the retrieved tag.
-     *
-     * @return The name of the tag.
-     */
-    public String tagName() {
-        return tagName;
-    }
+  /**
+   * Provides the name of the retrieved tag.
+   *
+   * @return The name of the tag.
+   */
+  public String tagName() {
+    return tagName;
+  }
 
-    /**
-     * Provides the retrieved tag object.
-     *
-     * @return The {@link Tag} object.
-     */
-    public Tag tag() {
-        return tag;
-    }
+  /**
+   * Provides the retrieved tag object.
+   *
+   * @return The {@link Tag} object.
+   */
+  public Tag tag() {
+    return tag;
+  }
 
-    /**
-     * Returns the type of operation.
-     *
-     * @return The operation type.
-     */
-    @Override
-    public OperationType operationType() {
-        return OperationType.GET_TAG;
-    }
+  /**
+   * Returns the type of operation.
+   *
+   * @return The operation type.
+   */
+  @Override
+  public OperationType operationType() {
+    return OperationType.GET_TAG;
+  }
 }
diff --git a/core/src/main/java/org/apache/gravitino/listener/api/event/GetTagForMetadataObjectEvent.java b/core/src/main/java/org/apache/gravitino/listener/api/event/GetTagForMetadataObjectEvent.java
index d40ce1976e5..38723d038ea 100644
--- a/core/src/main/java/org/apache/gravitino/listener/api/event/GetTagForMetadataObjectEvent.java
+++ b/core/src/main/java/org/apache/gravitino/listener/api/event/GetTagForMetadataObjectEvent.java
@@ -19,79 +19,82 @@
 
 package org.apache.gravitino.listener.api.event;
 
+import org.apache.gravitino.MetadataObject;
 import org.apache.gravitino.NameIdentifier;
 import org.apache.gravitino.annotation.DeveloperApi;
-import org.apache.gravitino.MetadataObject;
 import org.apache.gravitino.tag.Tag;
 
-/** Represents an event that is triggered upon successfully retrieving a tag for a metadata object. */
+/**
+ * Represents an event that is triggered upon successfully retrieving a tag for a metadata object.
+ */
 @DeveloperApi
 public final class GetTagForMetadataObjectEvent extends TagEvent {
-    private final String metalake;
-    private final MetadataObject metadataObject;
-    private final String tagName;
-    private final Tag tag;
+  private final String metalake;
+  private final MetadataObject metadataObject;
+  private final String tagName;
+  private final Tag tag;
 
-    /**
-     * Constructs an instance of {@code GetTagForMetadataObjectEvent}.
-     *
-     * @param user The username of the individual who initiated the tag retrieval.
-     * @param metalake The metalake from which the tag was retrieved.
-     * @param metadataObject The metadata object for which the tag was retrieved.
-     * @param tagName The name of the tag being retrieved.
-     * @param tag The {@link Tag} object representing the retrieved tag.
-     */
-    public GetTagForMetadataObjectEvent(String user, String metalake, MetadataObject metadataObject, String tagName, Tag tag) {
-        super(user, NameIdentifier.of(metalake));
-        this.metalake = metalake;
-        this.metadataObject = metadataObject;
-        this.tagName = tagName;
-        this.tag = tag;
-    }
+  /**
+   * Constructs an instance of {@code GetTagForMetadataObjectEvent}.
+   *
+   * @param user The username of the individual who initiated the tag retrieval.
+   * @param metalake The metalake from which the tag was retrieved.
+   * @param metadataObject The metadata object for which the tag was retrieved.
+   * @param tagName The name of the tag being retrieved.
+   * @param tag The {@link Tag} object representing the retrieved tag.
+   */
+  public GetTagForMetadataObjectEvent(
+      String user, String metalake, MetadataObject metadataObject, String tagName, Tag tag) {
+    super(user, NameIdentifier.of(metalake));
+    this.metalake = metalake;
+    this.metadataObject = metadataObject;
+    this.tagName = tagName;
+    this.tag = tag;
+  }
 
-    /**
-     * Provides the metalake associated with this event.
-     *
-     * @return The metalake from which the tag was retrieved.
-     */
-    public String metalake() {
-        return metalake;
-    }
+  /**
+   * Provides the metalake associated with this event.
+   *
+   * @return The metalake from which the tag was retrieved.
+   */
+  public String metalake() {
+    return metalake;
+  }
 
-    /**
-     * Provides the metadata object associated with this event.
-     *
-     * @return The {@link MetadataObject} for which the tag was retrieved.
-     */
-    public MetadataObject metadataObject() {
-        return metadataObject;
-    }
+  /**
+   * Provides the metadata object associated with this event.
+   *
+   * @return The {@link MetadataObject} for which the tag was retrieved.
+   */
+  public MetadataObject metadataObject() {
+    return metadataObject;
+  }
 
-    /**
-     * Provides the name of the retrieved tag.
-     *
-     * @return The name of the tag.
-     */
-    public String tagName() {
-        return tagName;
-    }
+  /**
+   * Provides the name of the retrieved tag.
+   *
+   * @return The name of the tag.
+   */
+  public String tagName() {
+    return tagName;
+  }
 
-    /**
-     * Provides the retrieved tag object.
-     *
-     * @return The {@link Tag} object.
-     */
-    public Tag tag() {
-        return tag;
-    }
+  /**
+   * Provides the retrieved tag object.
+   *
+   * @return The {@link Tag} object.
+   */
+  public Tag tag() {
+    return tag;
+  }
 
-    /**
-     * Returns the type of operation.
-     *
-     * @return The operation type.
-     */
-    @Override
-    public OperationType operationType() {
-        return OperationType.GET_TAG_FOR_METADATA_OBJECT;
-    }
+  /**
+   * Returns the type of operation.
+   *
+   * @return The operation type.
+   */
+  @Override
+  public OperationType operationType() {
+    return OperationType.GET_TAG_FOR_METADATA_OBJECT;
+  }
 }
diff --git a/core/src/main/java/org/apache/gravitino/listener/api/event/ListMetadataObjectsForTagEvent.java b/core/src/main/java/org/apache/gravitino/listener/api/event/ListMetadataObjectsForTagEvent.java
index 106a1f7ef43..d081a366b4f 100644
--- a/core/src/main/java/org/apache/gravitino/listener/api/event/ListMetadataObjectsForTagEvent.java
+++ b/core/src/main/java/org/apache/gravitino/listener/api/event/ListMetadataObjectsForTagEvent.java
@@ -19,66 +19,68 @@
 
 package org.apache.gravitino.listener.api.event;
 
+import org.apache.gravitino.MetadataObject;
 import org.apache.gravitino.NameIdentifier;
 import org.apache.gravitino.annotation.DeveloperApi;
-import org.apache.gravitino.MetadataObject;
 
 /** Represents an event that is triggered upon successfully listing metadata objects for a tag. */
 @DeveloperApi
 public final class ListMetadataObjectsForTagEvent extends TagEvent {
-    private final String metalake;
-    private final String tagName;
-    private final MetadataObject[] metadataObjects;
+  private final String metalake;
+  private final String tagName;
+  private final MetadataObject[] metadataObjects;
 
-    /**
-     * Constructs an instance of {@code ListMetadataObjectsForTagEvent}.
-     *
-     * @param user The username of the individual who initiated the metadata objects listing.
-     * @param metalake The metalake from which metadata objects were listed.
-     * @param tagName The name of the tag for which metadata objects were listed.
-     * @param metadataObjects An array of {@link MetadataObject} representing the listed metadata objects.
-     */
-    public ListMetadataObjectsForTagEvent(String user, String metalake, String tagName, MetadataObject[] metadataObjects) {
-        super(user, NameIdentifier.of(metalake));
-        this.metalake = metalake;
-        this.tagName = tagName;
-        this.metadataObjects = metadataObjects;
-    }
+  /**
+   * Constructs an instance of {@code ListMetadataObjectsForTagEvent}.
+   *
+   * @param user The username of the individual who initiated the metadata objects listing.
+   * @param metalake The metalake from which metadata objects were listed.
+   * @param tagName The name of the tag for which metadata objects were listed.
+   * @param metadataObjects An array of {@link MetadataObject} representing the listed metadata
+   *     objects.
+   */
+  public ListMetadataObjectsForTagEvent(
+      String user, String metalake, String tagName, MetadataObject[] metadataObjects) {
+    super(user, NameIdentifier.of(metalake));
+    this.metalake = metalake;
+    this.tagName = tagName;
+    this.metadataObjects = metadataObjects;
+  }
 
-    /**
-     * Provides the metalake associated with this event.
-     *
-     * @return The metalake from which metadata objects were listed.
-     */
-    public String metalake() {
-        return metalake;
-    }
+  /**
+   * Provides the metalake associated with this event.
+   *
+   * @return The metalake from which metadata objects were listed.
+   */
+  public String metalake() {
+    return metalake;
+  }
 
-    /**
-     * Provides the name of the tag associated with this event.
-     *
-     * @return The name of the tag.
-     */
-    public String tagName() {
-        return tagName;
-    }
+  /**
+   * Provides the name of the tag associated with this event.
+   *
+   * @return The name of the tag.
+   */
+  public String tagName() {
+    return tagName;
+  }
 
-    /**
-     * Provides the metadata objects associated with this event.
-     *
-     * @return An array of {@link MetadataObject}.
-     */
-    public MetadataObject[] metadataObjects() {
-        return metadataObjects;
-    }
+  /**
+   * Provides the metadata objects associated with this event.
+   *
+   * @return An array of {@link MetadataObject}.
+   */
+  public MetadataObject[] metadataObjects() {
+    return metadataObjects;
+  }
 
-    /**
-     * Returns the type of operation.
-     *
-     * @return The operation type.
-     */
-    @Override
-    public OperationType operationType() {
-        return OperationType.LIST_METADATA_OBJECTS_FOR_TAG;
-    }
+  /**
+   * Returns the type of operation.
+   *
+   * @return The operation type.
+   */
+  @Override
+  public OperationType operationType() {
+    return OperationType.LIST_METADATA_OBJECTS_FOR_TAG;
+  }
 }
diff --git a/core/src/main/java/org/apache/gravitino/listener/api/event/ListTagEvent.java b/core/src/main/java/org/apache/gravitino/listener/api/event/ListTagEvent.java
index 741b5bfbace..6b4000e5ee2 100644
--- a/core/src/main/java/org/apache/gravitino/listener/api/event/ListTagEvent.java
+++ b/core/src/main/java/org/apache/gravitino/listener/api/event/ListTagEvent.java
@@ -25,35 +25,35 @@
 /** Represents an event that is triggered upon the successful listing of tags. */
 @DeveloperApi
 public final class ListTagEvent extends TagEvent {
-    private final String metalake;
+  private final String metalake;
 
-    /**
-     * Constructs an instance of {@code ListTagEvent}.
-     *
-     * @param user The username of the individual who initiated the tag listing.
-     * @param metalake The namespace from which tags were listed.
-     */
-    public ListTagEvent(String user, String metalake) {
-        super(user, NameIdentifier.of(metalake));
-        this.metalake = metalake;
-    }
+  /**
+   * Constructs an instance of {@code ListTagEvent}.
+   *
+   * @param user The username of the individual who initiated the tag listing.
+   * @param metalake The namespace from which tags were listed.
+   */
+  public ListTagEvent(String user, String metalake) {
+    super(user, NameIdentifier.of(metalake));
+    this.metalake = metalake;
+  }
 
-    /**
-     * Provides the metalake associated with this event.
-     *
-     * @return The metalake from which tags were listed.
-     */
-    public String metalake() {
-        return metalake;
-    }
+  /**
+   * Provides the metalake associated with this event.
+   *
+   * @return The metalake from which tags were listed.
+   */
+  public String metalake() {
+    return metalake;
+  }
 
-    /**
-     * Returns the type of operation.
-     *
-     * @return the operation type.
-     */
-    @Override
-    public OperationType operationType() {
-        return OperationType.LIST_TAG;
-    }
-}
\ No newline at end of file
+  /**
+   * Returns the type of operation.
+   *
+   * @return the operation type.
+   */
+  @Override
+  public OperationType operationType() {
+    return OperationType.LIST_TAG;
+  }
+}
diff --git a/core/src/main/java/org/apache/gravitino/listener/api/event/ListTagInfoEvent.java b/core/src/main/java/org/apache/gravitino/listener/api/event/ListTagInfoEvent.java
index 22107bca0ca..1e70d9f7622 100644
--- a/core/src/main/java/org/apache/gravitino/listener/api/event/ListTagInfoEvent.java
+++ b/core/src/main/java/org/apache/gravitino/listener/api/event/ListTagInfoEvent.java
@@ -26,36 +26,36 @@
 /** Represents an event that is triggered upon the successful listing of tags. */
 @DeveloperApi
 public final class ListTagInfoEvent extends TagEvent {
-    private final Tag[] tags;
+  private final Tag[] tags;
 
-    /**
-     * Constructs an instance of {@code ListTagsEvent}.
-     *
-     * @param user The username of the individual who initiated the tag listing.
-     * @param metalake The namespace from which tags were listed.
-     * @param tags An array of {@link Tag} objects representing the tags.
-     */
-    public ListTagInfoEvent(String user, String metalake, Tag[] tags) {
-        super(user, NameIdentifier.of(metalake));
-        this.tags = tags;
-    }
+  /**
+   * Constructs an instance of {@code ListTagsEvent}.
+   *
+   * @param user The username of the individual who initiated the tag listing.
+   * @param metalake The namespace from which tags were listed.
+   * @param tags An array of {@link Tag} objects representing the tags.
+   */
+  public ListTagInfoEvent(String user, String metalake, Tag[] tags) {
+    super(user, NameIdentifier.of(metalake));
+    this.tags = tags;
+  }
 
-    /**
-     * Provides the tags associated with this event.
-     *
-     * @return An array of {@link Tag} objects.
-     */
-    public Tag[] tags() {
-        return tags;
-    }
+  /**
+   * Provides the tags associated with this event.
+   *
+   * @return An array of {@link Tag} objects.
+   */
+  public Tag[] tags() {
+    return tags;
+  }
 
-    /**
-     * Returns the type of operation.
-     *
-     * @return the operation type.
-     */
-    @Override
-    public OperationType operationType() {
-        return OperationType.LISTINFO_TAG;
-    }
+  /**
+   * Returns the type of operation.
+   *
+   * @return the operation type.
+   */
+  @Override
+  public OperationType operationType() {
+    return OperationType.LISTINFO_TAG;
+  }
 }
diff --git a/core/src/main/java/org/apache/gravitino/listener/api/event/ListTagsForMetadataObjectEvent.java b/core/src/main/java/org/apache/gravitino/listener/api/event/ListTagsForMetadataObjectEvent.java
index 6591c824da7..60432af8c89 100644
--- a/core/src/main/java/org/apache/gravitino/listener/api/event/ListTagsForMetadataObjectEvent.java
+++ b/core/src/main/java/org/apache/gravitino/listener/api/event/ListTagsForMetadataObjectEvent.java
@@ -19,66 +19,67 @@
 
 package org.apache.gravitino.listener.api.event;
 
+import org.apache.gravitino.MetadataObject;
 import org.apache.gravitino.NameIdentifier;
 import org.apache.gravitino.annotation.DeveloperApi;
-import org.apache.gravitino.MetadataObject;
 
 /** Represents an event that is triggered upon successfully listing tags for a metadata object. */
 @DeveloperApi
 public final class ListTagsForMetadataObjectEvent extends TagEvent {
-    private final String metalake;
-    private final MetadataObject metadataObject;
-    private final String[] tags;
+  private final String metalake;
+  private final MetadataObject metadataObject;
+  private final String[] tags;
 
-    /**
-     * Constructs an instance of {@code ListTagsForMetadataObjectEvent}.
-     *
-     * @param user The username of the individual who initiated the tag listing.
-     * @param metalake The metalake from which tags were listed.
-     * @param metadataObject The metadata object for which tags were listed.
-     * @param tags An array of tag names representing the tags listed for the metadata object.
-     */
-    public ListTagsForMetadataObjectEvent(String user, String metalake, MetadataObject metadataObject, String[] tags) {
-        super(user, NameIdentifier.of(metalake));
-        this.metalake = metalake;
-        this.metadataObject = metadataObject;
-        this.tags = tags;
-    }
+  /**
+   * Constructs an instance of {@code ListTagsForMetadataObjectEvent}.
+   *
+   * @param user The username of the individual who initiated the tag listing.
+   * @param metalake The metalake from which tags were listed.
+   * @param metadataObject The metadata object for which tags were listed.
+   * @param tags An array of tag names representing the tags listed for the metadata object.
+   */
+  public ListTagsForMetadataObjectEvent(
+      String user, String metalake, MetadataObject metadataObject, String[] tags) {
+    super(user, NameIdentifier.of(metalake));
+    this.metalake = metalake;
+    this.metadataObject = metadataObject;
+    this.tags = tags;
+  }
 
-    /**
-     * Provides the metalake associated with this event.
-     *
-     * @return The metalake from which tags were listed.
-     */
-    public String metalake() {
-        return metalake;
-    }
+  /**
+   * Provides the metalake associated with this event.
+   *
+   * @return The metalake from which tags were listed.
+   */
+  public String metalake() {
+    return metalake;
+  }
 
-    /**
-     * Provides the metadata object associated with this event.
-     *
-     * @return The {@link MetadataObject} for which tags were listed.
-     */
-    public MetadataObject metadataObject() {
-        return metadataObject;
-    }
+  /**
+   * Provides the metadata object associated with this event.
+   *
+   * @return The {@link MetadataObject} for which tags were listed.
+   */
+  public MetadataObject metadataObject() {
+    return metadataObject;
+  }
 
-    /**
-     * Provides the tags associated with this event.
-     *
-     * @return An array of tag names.
-     */
-    public String[] tags() {
-        return tags;
-    }
+  /**
+   * Provides the tags associated with this event.
+   *
+   * @return An array of tag names.
+   */
+  public String[] tags() {
+    return tags;
+  }
 
-    /**
-     * Returns the type of operation.
-     *
-     * @return The operation type.
-     */
-    @Override
-    public OperationType operationType() {
-        return OperationType.LIST_TAGS_FOR_METADATA_OBJECT;
-    }
+  /**
+   * Returns the type of operation.
+   *
+   * @return The operation type.
+   */
+  @Override
+  public OperationType operationType() {
+    return OperationType.LIST_TAGS_FOR_METADATA_OBJECT;
+  }
 }
diff --git a/core/src/main/java/org/apache/gravitino/listener/api/event/ListTagsInfoForMetadataObjectEvent.java b/core/src/main/java/org/apache/gravitino/listener/api/event/ListTagsInfoForMetadataObjectEvent.java
index 634a6278700..f5bebe57937 100644
--- a/core/src/main/java/org/apache/gravitino/listener/api/event/ListTagsInfoForMetadataObjectEvent.java
+++ b/core/src/main/java/org/apache/gravitino/listener/api/event/ListTagsInfoForMetadataObjectEvent.java
@@ -19,67 +19,71 @@
 
 package org.apache.gravitino.listener.api.event;
 
+import org.apache.gravitino.MetadataObject;
 import org.apache.gravitino.NameIdentifier;
 import org.apache.gravitino.annotation.DeveloperApi;
-import org.apache.gravitino.MetadataObject;
 import org.apache.gravitino.tag.Tag;
 
-/** Represents an event that is triggered upon successfully listing detailed tag information for a metadata object. */
+/**
+ * Represents an event that is triggered upon successfully listing detailed tag information for a
+ * metadata object.
+ */
 @DeveloperApi
 public final class ListTagsInfoForMetadataObjectEvent extends TagEvent {
-    private final String metalake;
-    private final MetadataObject metadataObject;
-    private final Tag[] tags;
+  private final String metalake;
+  private final MetadataObject metadataObject;
+  private final Tag[] tags;
 
-    /**
-     * Constructs an instance of {@code ListTagsInfoForMetadataObjectEvent}.
-     *
-     * @param user The username of the individual who initiated the tag information listing.
-     * @param metalake The metalake from which tag information was listed.
-     * @param metadataObject The metadata object for which tag information was listed.
-     * @param tags An array of {@link Tag} objects representing the detailed tag information.
-     */
-    public ListTagsInfoForMetadataObjectEvent(String user, String metalake, MetadataObject metadataObject, Tag[] tags) {
-        super(user, NameIdentifier.of(metalake));
-        this.metalake = metalake;
-        this.metadataObject = metadataObject;
-        this.tags = tags;
-    }
+  /**
+   * Constructs an instance of {@code ListTagsInfoForMetadataObjectEvent}.
+   *
+   * @param user The username of the individual who initiated the tag information listing.
+   * @param metalake The metalake from which tag information was listed.
+   * @param metadataObject The metadata object for which tag information was listed.
+   * @param tags An array of {@link Tag} objects representing the detailed tag information.
+   */
+  public ListTagsInfoForMetadataObjectEvent(
+      String user, String metalake, MetadataObject metadataObject, Tag[] tags) {
+    super(user, NameIdentifier.of(metalake));
+    this.metalake = metalake;
+    this.metadataObject = metadataObject;
+    this.tags = tags;
+  }
 
-    /**
-     * Provides the metalake associated with this event.
-     *
-     * @return The metalake from which tag information was listed.
-     */
-    public String metalake() {
-        return metalake;
-    }
+  /**
+   * Provides the metalake associated with this event.
+   *
+   * @return The metalake from which tag information was listed.
+   */
+  public String metalake() {
+    return metalake;
+  }
 
-    /**
-     * Provides the metadata object associated with this event.
-     *
-     * @return The {@link MetadataObject} for which tag information was listed.
-     */
-    public MetadataObject metadataObject() {
-        return metadataObject;
-    }
+  /**
+   * Provides the metadata object associated with this event.
+   *
+   * @return The {@link MetadataObject} for which tag information was listed.
+   */
+  public MetadataObject metadataObject() {
+    return metadataObject;
+  }
 
-    /**
-     * Provides the detailed tag information associated with this event.
-     *
-     * @return An array of {@link Tag} objects.
-     */
-    public Tag[] tags() {
-        return tags;
-    }
+  /**
+   * Provides the detailed tag information associated with this event.
+   *
+   * @return An array of {@link Tag} objects.
+   */
+  public Tag[] tags() {
+    return tags;
+  }
 
-    /**
-     * Returns the type of operation.
-     *
-     * @return The operation type.
-     */
-    @Override
-    public OperationType operationType() {
-        return OperationType.LIST_TAGS_INFO_FOR_METADATA_OBJECT;
-    }
+  /**
+   * Returns the type of operation.
+   *
+   * @return The operation type.
+   */
+  @Override
+  public OperationType operationType() {
+    return OperationType.LIST_TAGS_INFO_FOR_METADATA_OBJECT;
+  }
 }
diff --git a/core/src/main/java/org/apache/gravitino/listener/api/event/OperationType.java b/core/src/main/java/org/apache/gravitino/listener/api/event/OperationType.java
index 71bdb5293e0..9c22684bf50 100644
--- a/core/src/main/java/org/apache/gravitino/listener/api/event/OperationType.java
+++ b/core/src/main/java/org/apache/gravitino/listener/api/event/OperationType.java
@@ -86,7 +86,7 @@ public enum OperationType {
   RENAME_VIEW,
   LIST_VIEW,
 
-  //Tag event
+  // Tag event
   CREATE_TAG,
   ALTER_TAG,
   LIST_TAG,
diff --git a/core/src/main/java/org/apache/gravitino/listener/api/event/TagEvent.java b/core/src/main/java/org/apache/gravitino/listener/api/event/TagEvent.java
index 4b2af357262..e7f59ca9881 100644
--- a/core/src/main/java/org/apache/gravitino/listener/api/event/TagEvent.java
+++ b/core/src/main/java/org/apache/gravitino/listener/api/event/TagEvent.java
@@ -23,24 +23,24 @@
 import org.apache.gravitino.annotation.DeveloperApi;
 
 /**
- * Represents an abstract base class for events related to tag operations.
- * This class extends {@link Event} to provide a more specific context
- * involving operations on tags, such as creation, deletion, or modification.
+ * Represents an abstract base class for events related to tag operations. This class extends {@link
+ * Event} to provide a more specific context involving operations on tags, such as creation,
+ * deletion, or modification.
  */
 @DeveloperApi
 public abstract class TagEvent extends Event {
-    /**
-     * Constructs a new {@code TagEvent} with the specified user and tag identifier.
-     *
-     * @param user The user responsible for triggering the tag operation.
-     * @param identifier The identifier of the tag involved in the operation.
-     */
-    protected TagEvent(String user, NameIdentifier identifier) {
-        super(user, identifier);
-    }
+  /**
+   * Constructs a new {@code TagEvent} with the specified user and tag identifier.
+   *
+   * @param user The user responsible for triggering the tag operation.
+   * @param identifier The identifier of the tag involved in the operation.
+   */
+  protected TagEvent(String user, NameIdentifier identifier) {
+    super(user, identifier);
+  }
 
-    @Override
-    public OperationStatus operationStatus() {
-        return OperationStatus.SUCCESS;
-    }
+  @Override
+  public OperationStatus operationStatus() {
+    return OperationStatus.SUCCESS;
+  }
 }
diff --git a/core/src/main/java/org/apache/gravitino/listener/api/info/TagInfo.java b/core/src/main/java/org/apache/gravitino/listener/api/info/TagInfo.java
index 7c8b203d0df..20164f4c931 100644
--- a/core/src/main/java/org/apache/gravitino/listener/api/info/TagInfo.java
+++ b/core/src/main/java/org/apache/gravitino/listener/api/info/TagInfo.java
@@ -25,56 +25,54 @@
 import org.apache.gravitino.annotation.DeveloperApi;
 
 /**
- * Provides access to metadata about a Tag instance, designed for use by event listeners. This
- * class encapsulates the essential attributes of a Tag, including its name, optional
- * description, properties, and audit information.
+ * Provides access to metadata about a Tag instance, designed for use by event listeners. This class
+ * encapsulates the essential attributes of a Tag, including its name, optional description,
+ * properties, and audit information.
  */
 @DeveloperApi
 public final class TagInfo {
-    private final String name;
-    @Nullable private final String comment;
-    private final Map<String, String> properties;
+  private final String name;
+  @Nullable private final String comment;
+  private final Map<String, String> properties;
 
+  /**
+   * Directly constructs TagInfo with specified details.
+   *
+   * @param name The name of the Tag.
+   * @param comment An optional description for the Tag.
+   * @param properties A map of properties associated with the Tag.
+   */
+  public TagInfo(String name, String comment, Map<String, String> properties) {
+    this.name = name;
+    this.comment = comment;
+    this.properties = properties == null ? ImmutableMap.of() : ImmutableMap.copyOf(properties);
+  }
 
-    /**
-     * Directly constructs TagInfo with specified details.
-     *
-     * @param name The name of the Tag.
-     * @param comment An optional description for the Tag.
-     * @param properties A map of properties associated with the Tag.
-     */
-    public TagInfo(String name, String comment, Map<String, String> properties) {
-        this.name = name;
-        this.comment = comment;
-        this.properties = properties == null ? ImmutableMap.of() : ImmutableMap.copyOf(properties);
-    }
+  /**
+   * Returns the name of the Tag.
+   *
+   * @return The Tag's name.
+   */
+  public String name() {
+    return name;
+  }
 
+  /**
+   * Returns the optional comment describing the Tag.
+   *
+   * @return The comment, or null if not provided.
+   */
+  @Nullable
+  public String comment() {
+    return comment;
+  }
 
-    /**
-     * Returns the name of the Tag.
-     *
-     * @return The Tag's name.
-     */
-    public String name() {
-        return name;
-    }
-
-    /**
-     * Returns the optional comment describing the Tag.
-     *
-     * @return The comment, or null if not provided.
-     */
-    @Nullable
-    public String comment() {
-        return comment;
-    }
-
-    /**
-     * Returns the properties of the Tag.
-     *
-     * @return A map of Tag properties.
-     */
-    public Map<String, String> properties() {
-        return properties;
-    }
+  /**
+   * Returns the properties of the Tag.
+   *
+   * @return A map of Tag properties.
+   */
+  public Map<String, String> properties() {
+    return properties;
+  }
 }