class GenericInterface
{
static void Main()
{
SortedList<Person> list = new SortedList<Person>();
string[] names = new string[]
{
"zhang san",
"li si",
"wang wu",
"zhou er",
"he yi"
};
int[] ages = new int[] { 22, 15, 30, 34, 12 };
for (int x = 0; x < 5; x++)
{
list.AddNode(new Person(names[x], ages[x]));
}
foreach (Person p in list)
{
System.Console.WriteLine(p.ToString());
}
Console.WriteLine("------------------排序-----------------------");
list.BublleSort();
foreach (Person p in list)
{
System.Console.WriteLine(p.ToString());
}
Console.Read();
}
}
public class GenericList<T> : System.Collections.Generic.IEnumerable<T>
{
public class Node
{
private T data;
public T Data
{
get { return data; }
set { data = value; }
}
private Node next;
public Node Next
{
get { return next; }
set { next = value; }
}
private Node last;
public Node Last
{
get { return last; }
set { last = value; }
}
public Node(T t)
{
data = t;
next = null;
}
}
public Node firstNode;
private Node lastNode;
public void AddNode(T t)
{
Node node = new Node(t);
node.Last = lastNode;
if (lastNode != null)
lastNode.Next = node;
lastNode = node;
if (firstNode == null)
firstNode = node;
}
#region IEnumerable<T> 成員
public IEnumerator<T> GetEnumerator()
{
Node current = firstNode;
while (current != null)
{
//yield return表達式以枚舉對象返回
yield return current.Data;
current = current.Next;
}
}
#endregion
#region IEnumerable 成員
//IEnumerable < T >繼承自IEnumerable,
//因此這類必須實現泛型和非泛型的版本的GetEnumerator。
//在大多數情況下,非泛型方法簡單調用泛型方法。
IEnumerator IEnumerable.GetEnumerator()
{
return GetEnumerator();
}
#endregion
}
public class SortedList<T> : GenericList<T> where T : System.IComparable<T>
{
//該方法實現排序
public void BublleSort()
{
if (firstNode == null || firstNode.Next == null)
return;
bool swapped;
do
{
Node last = null;
Node current = firstNode;
swapped = false;
while (current.Next != null)
{
if (current.Data.CompareTo(current.Next.Data) > 0)
{
/* 當前節點大于下一個節點，位置交換*/
Node tmp = current.Next;
current.Next = current.Next.Next;
tmp.Next = current;
if (last == null)
{
firstNode = tmp;
}
else
{
last.Next = tmp;
}
last = tmp;
swapped = true;
}
else
{
last = current;
current = current.Next;
}
}
}
while (swapped);
}
}
public class Person : System.IComparable<Person>
{
string name;
int age;
public Person(string n, int a)
{
name = n;
age = a;
}
#region IComparable<Person> 成員
public int CompareTo(Person p)
{
//按年齡排序
//return age - p.age;
//按名稱排序
int a =name.CompareTo(p.name);
return a;
}
#endregion
public override string ToString()
{
return name + ":" + age;
}
}
