code: package org.eclipse.milo.opcua.sdk.client.model.types.objects;
  
  import java.util.concurrent.CompletableFuture;
  
  import org.eclipse.milo.opcua.sdk.client.model.types.variables.PropertyType;
  import org.eclipse.milo.opcua.sdk.core.QualifiedProperty;
  import org.eclipse.milo.opcua.sdk.core.ValueRanks;
  import org.eclipse.milo.opcua.stack.core.UaException;
  import org.eclipse.milo.opcua.stack.core.types.builtin.ByteString;
  import org.eclipse.milo.opcua.stack.core.types.builtin.ExpandedNodeId;
  import org.eclipse.milo.opcua.stack.core.types.builtin.LocalizedText;
  import org.eclipse.milo.opcua.stack.core.types.builtin.StatusCode;
  
  public interface AuditConditionCommentEventType extends AuditConditionEventType {
      QualifiedProperty<ByteString> CONDITION_EVENT_ID = new QualifiedProperty<>(
          "http://opcfoundation.org/UA/",
          "ConditionEventId",
          ExpandedNodeId.parse("nsu=http://opcfoundation.org/UA/;i=15"),
          ValueRanks.Scalar,
          ByteString.class
      );
  
      QualifiedProperty<LocalizedText> COMMENT = new QualifiedProperty<>(
          "http://opcfoundation.org/UA/",
          "Comment",
          ExpandedNodeId.parse("nsu=http://opcfoundation.org/UA/;i=21"),
          ValueRanks.Scalar,
          LocalizedText.class
      );
  
      /**
       * Get the local value of the ConditionEventId Node.
       * <p>
       * The returned value is the last seen; it is not read live from the server.
       *
       * @return the local value of the ConditionEventId Node.
       * @throws UaException if an error occurs creating or getting the ConditionEventId Node.
       */
      ByteString getConditionEventId() throws UaException;
  
      /**
       * Set the local value of the ConditionEventId Node.
       * <p>
       * The value is only updated locally; it is not written to the server.
       *
       * @param conditionEventId the local value to set for the ConditionEventId Node.
       * @throws UaException if an error occurs creating or getting the ConditionEventId Node.
       */
      void setConditionEventId(ByteString conditionEventId) throws UaException;
  
      /**
       * Read the value of the ConditionEventId Node from the server and update the local value if the
       * operation succeeds.
       *
       * @return the {@link ByteString} value read from the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      ByteString readConditionEventId() throws UaException;
  
      /**
       * Write a new value for the ConditionEventId Node to the server and update the local value if
       * the operation succeeds.
       *
       * @param conditionEventId the {@link ByteString} value to write to the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      void writeConditionEventId(ByteString conditionEventId) throws UaException;
  
      /**
       * An asynchronous implementation of {@link #readConditionEventId()}.
       *
       * @return a CompletableFuture that completes successfully with the property value or completes
       * exceptionally if an operation- or service-level error occurs.
       */
      CompletableFuture<? extends ByteString> readConditionEventIdAsync();
  
      /**
       * An asynchronous implementation of {@link #writeConditionEventId(ByteString)}.
       *
       * @return a CompletableFuture that completes successfully with the operation result or
       * completes exceptionally if a service-level error occurs.
       */
      CompletableFuture<StatusCode> writeConditionEventIdAsync(ByteString conditionEventId);
  
      /**
       * Get the ConditionEventId {@link PropertyType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the ConditionEventId {@link PropertyType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      PropertyType getConditionEventIdNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getConditionEventIdNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * ? extends PropertyType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends PropertyType> getConditionEventIdNodeAsync();
  
      /**
       * Get the local value of the Comment Node.
       * <p>
       * The returned value is the last seen; it is not read live from the server.
       *
       * @return the local value of the Comment Node.
       * @throws UaException if an error occurs creating or getting the Comment Node.
       */
      LocalizedText getComment() throws UaException;
  
      /**
       * Set the local value of the Comment Node.
       * <p>
       * The value is only updated locally; it is not written to the server.
       *
       * @param comment the local value to set for the Comment Node.
       * @throws UaException if an error occurs creating or getting the Comment Node.
       */
      void setComment(LocalizedText comment) throws UaException;
  
      /**
       * Read the value of the Comment Node from the server and update the local value if the
       * operation succeeds.
       *
       * @return the {@link LocalizedText} value read from the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      LocalizedText readComment() throws UaException;
  
      /**
       * Write a new value for the Comment Node to the server and update the local value if
       * the operation succeeds.
       *
       * @param comment the {@link LocalizedText} value to write to the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      void writeComment(LocalizedText comment) throws UaException;
  
      /**
       * An asynchronous implementation of {@link #readComment()}.
       *
       * @return a CompletableFuture that completes successfully with the property value or completes
       * exceptionally if an operation- or service-level error occurs.
       */
      CompletableFuture<? extends LocalizedText> readCommentAsync();
  
      /**
       * An asynchronous implementation of {@link #writeComment(LocalizedText)}.
       *
       * @return a CompletableFuture that completes successfully with the operation result or
       * completes exceptionally if a service-level error occurs.
       */
      CompletableFuture<StatusCode> writeCommentAsync(LocalizedText comment);
  
      /**
       * Get the Comment {@link PropertyType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the Comment {@link PropertyType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      PropertyType getCommentNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getCommentNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * ? extends PropertyType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends PropertyType> getCommentNodeAsync();
  }
  