/// <summary>
/// 委托方式 传入判断逻辑
/// 委托解耦：减少重复代码
/// </summary>
/// <param name="students"></param>
/// <param name="thanDelegate"></param>
/// <returns></returns>
public List <Student> GetStudentsDelegate(List <Student> students, ThanDelegate thanDelegate)
{
List <Student> result = new List <Student>();
foreach (var student in students)
{
if (thanDelegate.Invoke(student))
{
result.Add(student);
}
}
return(result);
}
/// <summary>
/// 判断逻辑传递进来+实现共用逻辑
/// 委托解耦，减少重复代码
/// </summary>
/// <param name="source"></param>
/// <param name="method"></param>
/// <returns></returns>
private List <Student> GetListDelegate(List <Student> source, ThanDelegate method)
{
List <Student> result = new List <Student>();
foreach (Student student in source)
{
if (method.Invoke(student))
{
result.Add(student);
}
}
return(result);
}
/// <summary>
/// 把判断逻辑传递进来 + 实现共用逻辑
///
/// 委托解耦, 减少重复代码
/// </summary>
/// <param name="students"></param>
/// <param name="dDelegate"></param>
/// <returns></returns>
private List <Student> GetListDelegate(List <Student> students, ThanDelegate dDelegate)
{
List <Student> resultList = new List <Student>();
foreach (var student in students)
{
if (dDelegate.Invoke(student))
{
resultList.Add(student);
}
}
return(resultList);
}