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.FiniteTransitionVariableType;
  import org.eclipse.milo.opcua.stack.core.UaException;
  import org.eclipse.milo.opcua.stack.core.types.builtin.LocalizedText;
  import org.eclipse.milo.opcua.stack.core.types.builtin.StatusCode;
  
  public interface ProgramTransitionAuditEventType extends AuditUpdateStateEventType {
      /**
       * Get the local value of the Transition Node.
       * <p>
       * The returned value is the last seen; it is not read live from the server.
       *
       * @return the local value of the Transition Node.
       * @throws UaException if an error occurs creating or getting the Transition Node.
       */
      LocalizedText getTransition() throws UaException;
  
      /**
       * Set the local value of the Transition Node.
       * <p>
       * The value is only updated locally; it is not written to the server.
       *
       * @param transition the local value to set for the Transition Node.
       * @throws UaException if an error occurs creating or getting the Transition Node.
       */
      void setTransition(LocalizedText transition) throws UaException;
  
      /**
       * Read the value of the Transition 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 readTransition() throws UaException;
  
      /**
       * Write a new value for the Transition Node to the server and update the local value if
       * the operation succeeds.
       *
       * @param transition the {@link LocalizedText} value to write to the server.
       * @throws UaException if a service- or operation-level error occurs.
       */
      void writeTransition(LocalizedText transition) throws UaException;
  
      /**
       * An asynchronous implementation of {@link #readTransition()}.
       *
       * @return a CompletableFuture that completes successfully with the property value or completes
       * exceptionally if an operation- or service-level error occurs.
       */
      CompletableFuture<? extends LocalizedText> readTransitionAsync();
  
      /**
       * An asynchronous implementation of {@link #writeTransition(LocalizedText)}.
       *
       * @return a CompletableFuture that completes successfully with the operation result or
       * completes exceptionally if a service-level error occurs.
       */
      CompletableFuture<StatusCode> writeTransitionAsync(LocalizedText transition);
  
      /**
       * Get the Transition {@link FiniteTransitionVariableType} Node, or {@code null} if it does not exist.
       * <p>
       * The Node is created when first accessed and cached for subsequent calls.
       *
       * @return the Transition {@link FiniteTransitionVariableType} Node, or {@code null} if it does not exist.
       * @throws UaException if an error occurs creating or getting the Node.
       */
      FiniteTransitionVariableType getTransitionNode() throws UaException;
  
      /**
       * Asynchronous implementation of {@link #getTransitionNode()}.
       *
       * @return a CompletableFuture that completes successfully with the
       * ? extends FiniteTransitionVariableType Node or completes exceptionally if an error occurs
       * creating or getting the Node.
       */
      CompletableFuture<? extends FiniteTransitionVariableType> getTransitionNodeAsync();
  }
  