/// <summary>
/// 根据名称获取策略类
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public static IGradeStrategy GetGradeStrategy(string key)
{
Type type = gradeStrategies[key];
if (type == null)
{
throw new ArgumentException(key + "无效");
}
IGradeStrategy strategy = Activator.CreateInstance(type) as IGradeStrategy;
strategy.Name = key;
return(strategy);
}
protected void Button30_Click(object sender, EventArgs e)
{
StrategySet set = new StrategySet();
IGradeStrategy strategy = StrategyFactory.GetGradeStrategy(this.DropDownList1.SelectedValue);
strategy.Value = this.DropDownList2.SelectedValue;
this.Label4.Text = strategy.BuildQuery();
CustomerGrade cg = new CustomerGrade();
cg.CompanyID = 2;
cg.GradeLevel = UserLevel.D;
cg.GradeLimit = strategy.BuildQuery();
CustomerGradeManager.Create(cg);
}