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: '" MT$MrT
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CountBean.java {`RCh]W
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/* ]#$l"ss,
* CountData.java m9~cQ!m
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* Created on 2007年1月1日, 下午4:44 PB[Y^q
* *vFXe_.
* To change this template, choose Tools | Options and locate the template under B \WIoz;'
* the Source Creation and Management node. Right-click the template and choose \%],pZsA ~
* Open. You can then make changes to the template in the Source Editor. 3m;*gOLk6
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package com.tot.count; "~V|p3
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/** ''p7!V?
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* @author 0c{-$K}
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public class CountBean { A^L8"
private String countType; Y8i'=Po%,
int countId; n1Ic[cM}
/** Creates a new instance of CountData */ #_(t46
public CountBean() {} @%"+;D
public void setCountType(String countTypes){ )By#({O
this.countType=countTypes; M\m6|P
} ,a6Oi=+>/U
public void setCountId(int countIds){ ][D/=-
this.countId=countIds; V^S` d8?
} (~k{aO
public String getCountType(){ |$^a"Yd`9
return countType; BYuoeN!
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public int getCountId(){ +cXdF
return countId; 1uwzo9Yg
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} }c]u'a!4
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CountCache.java ?z{Z!Bt?=)
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/* tKP
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* CountCache.java "|,;~k1
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* Created on 2007年1月1日, 下午5:01 A?zxF5rfp
* w]ihGh
* To change this template, choose Tools | Options and locate the template under )@\Eibt2oH
* the Source Creation and Management node. Right-click the template and choose 7 'B9z/
* Open. You can then make changes to the template in the Source Editor. W)LtnD2 w
*/ (R{|* :KP
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package com.tot.count; &YpWfY&V