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: "ph&hd}S
TY6
D.ikA
CountBean.java {ULy B$\-
"^_9t'0
/* lv\C(^mGq
* CountData.java nK=-SQ
* f_y+B]?'M
* Created on 2007年1月1日, 下午4:44 G9"2h
\
* u2%/</]h
* To change this template, choose Tools | Options and locate the template under *8ykE
* the Source Creation and Management node. Right-click the template and choose X2^`Znq9
* Open. You can then make changes to the template in the Source Editor. nKPvAe(
*/ mMo<C_~w&
j5QS/3
package com.tot.count; RRR'azT
O%?noW
/** %<8@NbF
* sz}YXR=m
* @author DG1C_hu
i
*/ & c a-
public class CountBean { ozv:$>v@"
private String countType; ~`-z"zM:p
int countId; g|L" |Q
/** Creates a new instance of CountData */ J}a 8N.S
public CountBean() {} 46^LPC"x
public void setCountType(String countTypes){ I`"B<=zi
this.countType=countTypes; zfAHE{c
} 1xAZ0X#
public void setCountId(int countIds){ eTVI.B@p
this.countId=countIds; q):Ph&'r
} ?L.c~w;l
public String getCountType(){ ,QW>M$g{
return countType; u7R:7$H
} c}(fmJB&(
public int getCountId(){ 0NKo)HT
return countId; K& /
rzs-
} A#t#c*
} HivmKn`
96M?tTa
CountCache.java A'(v]w
*oR`l32O0z
/* i&KD)&9b#
* CountCache.java 1%W|>M`
* )<W6cDx'H+
* Created on 2007年1月1日, 下午5:01 F=}-ngx8&
* nU]4)t_o\
* To change this template, choose Tools | Options and locate the template under
=FZt
* the Source Creation and Management node. Right-click the template and choose eq>E<X#<
* Open. You can then make changes to the template in the Source Editor. r[2N;U
*/ GWP;;x%
X2ShxD|
package com.tot.count; 9AJMm1_
import java.util.*; i^hgs`hvU
/** eO<:X|9T
* B/@9.a.c
* @author TM_ MJp
*/ .^]=h#[e
public class CountCache { [p3)C<;ZC
public static LinkedList list=new LinkedList(); ^"Y5V5
/** Creates a new instance of CountCache */ cZnB 2T?
public CountCache() {} 9r@T"$V#c
public static void add(CountBean cb){ X8U._/'N
if(cb!=null){ []e*Io&[
list.add(cb); \A-w,]9^V
} DFvLCGkDk
} ~$I2{I#W
} [3":7bB 'E
pfCNFF*"
CountControl.java C+/D!ZH%P
C`|'+
/* {eR,a-D!7
* CountThread.java d9/YW#tm
* Y)%CxaO`
* Created on 2007年1月1日, 下午4:57 |BysSJ
* |Tz/9t
* To change this template, choose Tools | Options and locate the template under -#XNZy!//
* the Source Creation and Management node. Right-click the template and choose 4qw&G