一个泛型的问题?C#泛型代码怎么修改？

Question

C#泛型代码怎么修改？
void GetEntity()
{
if (this.Value == null)
this.Value = new T();
return new T();
}

Answer 1

 T GetEntity<T>() where T : class, new()
 {
 if (this.Value == null)
 this.Value = new T();
 return this.Value;
 }