有时要为每一篇文章统计其点击次数,如果每一次浏览都要更新一次库的话,那性能在访问量很大的情况下,服务器的压力就会很大了,比较好一点的方法就是先将要更新的数据缓存起来,然后每隔一段时间再利用数据库的批量处理,批量更新库。源码如下: ;\ ^'}S|3Z
eG&\b-%
CountBean.java v%v(-, _q
K2$ fKju
/* w^OV;gp
* CountData.java %:2EoXN"
* eRU0gvgLu"
* Created on 2007年1月1日, 下午4:44 &.XlXihnt
* yHhx- `
* To change this template, choose Tools | Options and locate the template under Le;;Yd}f
* the Source Creation and Management node. Right-click the template and choose x93h{Kf
* Open. You can then make changes to the template in the Source Editor. Zk,`
Iq
*/ JjA3G`m=
KZy2c6XO;
package com.tot.count; ~puXZCatN
b3R1L|@
/** I> <B6pIR
* G"k.sRKu
* @author ha[c<e]uo[
*/ qE B3Y54+
public class CountBean { sZe$?k|
private String countType; T8<pb^#
int countId; nhV\<
/** Creates a new instance of CountData */ s?Lx\?T
public CountBean() {} >QyJRMY
public void setCountType(String countTypes){ 21NGsG
this.countType=countTypes; paKur%2u
} 0RHKzk6~c
public void setCountId(int countIds){ ` 9;0Y
this.countId=countIds; LLy w9y1
} 7egE."
public String getCountType(){ aa|u*afWQ
return countType; UWU(6J|Fk
} q4u,pm,@
public int getCountId(){ [|iWLPO1&k
return countId; a8 X}r.
} p7{2/mj
} k;5$]^x
k=]#)A(#C
CountCache.java &10l80vj
Xir ERc.e
/* %MG{KG=&o
* CountCache.java ` wI$
* d]A.=NAc
* Created on 2007年1月1日, 下午5:01 PP*6nW8
* x[?N[>uw
* To change this template, choose Tools | Options and locate the template under [U5@m]>^
* the Source Creation and Management node. Right-click the template and choose JJ:p A_uX
* Open. You can then make changes to the template in the Source Editor. SjosbdD
*/ Vz.G!*>Dg
_V2^0CZ
package com.tot.count; ATQw=w
3W
import java.util.*; m:}PVJ-"
/** )Ehi8
* * 'eE[/K
* @author Q};n%&n&
*/ #ovausK[7
public class CountCache { n?KhBJx 4
public static LinkedList list=new LinkedList(); q
~%'V
/** Creates a new instance of CountCache */ 4nsc`Hu
public CountCache() {} ]ilQq~X
public static void add(CountBean cb){ <OH{7>V
if(cb!=null){ }Q2v~eD
list.add(cb); 8H'ybfed
} w"`Zf7a{/
} Z8Iqgz7|y
} v)p'0F#6A
!dQmg'_V
CountControl.java nxWm
@4t_cxmD
/* = K)[3mXX
* CountThread.java {EfA#{x
* QdIx@[+WOq
* Created on 2007年1月1日, 下午4:57 _sb~eB~<(
* i:a*6b.U@N
* To change this template, choose Tools | Options and locate the template under zif&