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: y#FFxSH>
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CountBean.java "a-;?S&
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/* pP%9MSCi
* CountData.java <07]w$m/
* Mtc -
* Created on 2007年1月1日, 下午4:44 vi]cl=S
* )JhB!P(
* To change this template, choose Tools | Options and locate the template under O-!Q~;3][
* the Source Creation and Management node. Right-click the template and choose W9;9\k
* Open. You can then make changes to the template in the Source Editor. X/h|;C*9
*/ MS\?+8|SV(
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package com.tot.count; "gt1pf~y
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/** 0nZQ"{x
* [U:P&)
* @author <Qt9MO`a
*/ \46*4?pP
public class CountBean { cNMDI
private String countType; HMhdK
int countId; ,z#S=I
/** Creates a new instance of CountData */ OVGB7CB]S
public CountBean() {} .:O($9^Ho
public void setCountType(String countTypes){ :r7!HG_
this.countType=countTypes; :mhO/Bx
} N]-skz<v
public void setCountId(int countIds){ >z73uKA(
this.countId=countIds; R&Ss ET.
} <{i1/"k?X
public String getCountType(){ Js^(mRv=
return countType; Zr(eH2}0D
} eQ*zi9na
public int getCountId(){ gHFQs](G.
return countId; 3R%yKa#
} i:Gyi([C
} ~=9S AJr]
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CountCache.java rONz*ly|i
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/* ^fE8|/]nG9
* CountCache.java |Xt6`~iC
* _na/&J6
* Created on 2007年1月1日, 下午5:01 yb,$UT"]
* i(kx'ua?
* To change this template, choose Tools | Options and locate the template under <o/l K\>
* the Source Creation and Management node. Right-click the template and choose Vi>P =i
* Open. You can then make changes to the template in the Source Editor. .>S1do+
*/ J>"qeR
/
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package com.tot.count; s^m`qi(H
import java.util.*; ibLx'<
/** 'F3@Xh
* sFHqLG{/
* @author KwgFh#e
*/ ([#'G+MC&