Memcached 使用
using System;using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using Memcached.ClientLibrary;
using System.Text;
using System.Collections;
using System.Web.Caching;
public partial class test : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!Page.IsPostBack)
{
string[] relatedKeys = new string;
relatedKeys = "UID";
LM.Memcached.Cache.Set("UID", 123);
CacheDependency cd = new CacheDependency(null, relatedKeys);
LM.Memcached.Cache.Set("abc",DateTime.Now , cd);
}
//Cache.Insert("ccc", "adsfasdf");
//Response.Write(Cache.Get("ccc"));
}
public void memcached()
{
//分布Memcachedf服务IP 端口
string[] servers = { "192.168.2.26:11211" };
//初始化池
SockIOPool pool = SockIOPool.GetInstance();
pool.SetServers(servers);
pool.InitConnections = 3;
pool.MinConnections = 3;
pool.MaxConnections = 5;
pool.SocketConnectTimeout = 1000;
pool.SocketTimeout = 3000;
pool.MaintenanceSleep = 30;
pool.Failover = true;
pool.Nagle = false;
pool.Initialize();
//客户端实例
MemcachedClient mc = new Memcached.ClientLibrary.MemcachedClient();
mc.EnableCompression = false;
StringBuilder sb = new StringBuilder();
//写入缓存
sb.AppendLine("写入缓存测试：");
sb.AppendLine("<br>_______________________________________<br>");
if (mc.KeyExists("cache"))
{
sb.AppendLine("缓存cache已存在");
}
else
{
mc.Set("cache", "写入缓存时间：" + DateTime.Now.ToString());
sb.AppendLine("缓存已成功写入到cache");
}
sb.AppendLine("<br>_______________________________________<br>");
sb.AppendLine("读取缓存内容如下：<br>");
sb.AppendLine(mc.Get("cache").ToString());
//测试缓存过期
sb.AppendLine("<br>_______________________________________<br>");
if (mc.KeyExists("endCache"))
{
sb.AppendLine("缓存endCache已存在，过期时间为：" + mc.Get("endCache").ToString());
}
else
{
mc.Set("endCache", DateTime.Now.AddMinutes(1).ToString(), DateTime.Now.AddMinutes(1));
sb.AppendLine("缓存已更新写入到endCache，写入时间：" + DateTime.Now.ToString() + " 过期时间：" + DateTime.Now.AddMinutes(1).ToString());
}
//分析缓存状态
Hashtable ht = mc.Stats();
sb.AppendLine("<br>_______________________________________<br>");
sb.AppendLine("Memcached Stats:");
sb.AppendLine("<br>_______________________________________<br>");
foreach (DictionaryEntry de in ht)
{
Hashtable info = (Hashtable)de.Value;
foreach (DictionaryEntry de2 in info)
{
sb.AppendLine(de2.Key.ToString() + ": " + de2.Value.ToString() + "<br>");
}
}
Response.Write(sb.ToString());
}
protected void Button1_Click(object sender, EventArgs e)
{
LM.Memcached.Cache.Set("UID", 111);
}
protected void Button2_Click(object sender, EventArgs e)
{
if (LM.Memcached.Cache.Get("abc") == null)
{
LM.Memcached.Cache.Set("abc", DateTime.Now);
}
else
{
Response.Write( LM.Memcached.Cache.Get("abc").ToString());
}
}
}
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