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: UY{
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CountBean.java J}`K&DtM9
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/* $|6Le;
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* CountData.java v2EM| Q xp
*
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* Created on 2007年1月1日, 下午4:44 XT~JP
* 2{XQDOyA
* To change this template, choose Tools | Options and locate the template under +2B{"Czm
* the Source Creation and Management node. Right-click the template and choose yKOf]m>#
* Open. You can then make changes to the template in the Source Editor. ^lRXc.c z
*/ 9qwVBu ;
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package com.tot.count; cKF02?)TX
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/** @/anJrt
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public class CountBean { 3$l'>v+5{
private String countType; _*bXVJ
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int countId; ^;W,:y&
/** Creates a new instance of CountData */ .b N0!
public CountBean() {} mN3%;$ND7
public void setCountType(String countTypes){ }#EiL
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this.countType=countTypes; Gu*;z% b2
} &}:Hp9n
public void setCountId(int countIds){ ]4uIb+(S
this.countId=countIds; )dC%g=dtc
} a/L?R
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public String getCountType(){ U G^6I5
return countType; 1ZhJ?PI,9{
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public int getCountId(){ Rc?wIL)
return countId; biKpV?Dp
} D\j1`
} wGnjuIR
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CountCache.java ,589/xTA@
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/* s'~_pP
* CountCache.java n8zUL1:R
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* Created on 2007年1月1日, 下午5:01 $vGl Z<3g
* 1vl~[
* To change this template, choose Tools | Options and locate the template under ! ~&X1,l1*
* the Source Creation and Management node. Right-click the template and choose 9J%dd0
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*/ Qkr'C
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package com.tot.count; YfxZ<
import java.util.*; ]C)PZZI='
/** ]>R`]U9*O
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* @author u^ngD64
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public class CountCache { Xg,E;LSF8
public static LinkedList list=new LinkedList(); >L&>B5)9
/** Creates a new instance of CountCache */ 7F|T5[*l
public CountCache() {} 0p
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