/// <summary>
/// 活动执行前执行。
/// </summary>
/// <param name="workflowContext">工作流上下文。</param>
/// <param name="activityContext">活动上下文。</param>
/// <param name="cancellationToken">可用于取消的令牌。</param>
public virtual void OnActivityExecuting(WorkflowContext workflowContext, ActivityContext activityContext,
CancellationToken cancellationToken)
{
}
/// <summary>
/// 工作流恢复前执行。
/// </summary>
/// <param name="workflowContext">工作流上下文。</param>
/// <param name="cancellationToken">可用于取消的令牌。</param>
public virtual void OnWorkflowResuming(WorkflowContext workflowContext, CancellationToken cancellationToken)
{
}
