/// <summary>
 /// Saves the solution.
 /// </summary>
 /// <param name="solution">The solution.</param>
 /// <returns></returns>
 public ApprovalSolution SaveSolution(ApprovalSolution solution)
 {
     return(_solutionDao.Update(solution));
 }
 /// <summary>
 /// 插入一条审批意见信息
 /// </summary>
 /// <param name="solution">意见</param>
 /// <returns></returns>
 public ApprovalSolution InsertSolution(ApprovalSolution solution)
 {
     return(_solutionDao.Save(solution));
 }