JSP分页 快速开发.doc

JSP分页
本文封装JSP常规分页,实现快速分页开发,见代码:

/**
*@author张锦
*@version1.0
*createtime2012-8-31下午03:55:39
*/
packagecom.lmd.util;

importjava.io.IOException;
importjava.util.List;

importjavax.servlet.jsp.JspWriter;

importorg.apache.log4j.Logger;

/**
*说明
*@author张锦
*@version1.0
*datetime2012-8-31下午03:55:39
*/
publicclassPage{
privatestaticfinalLoggerlog=Logger.getLogger(Page.class);
privateintpageSize=15;//当前页面记录数
privateintcurrnetPageNumber=1;//当前页码(从1开始)
privateintcountNum=0;//总记录数
privateListdata;//当前页面数据
privateinttotalPage=0;//页码总数
privatebooleanmemoryPage=false;//是否为内存分页
privateListtotalData;//总记录,只有为内存分页的时候才有用
privateintfontSize=2;//分页条字体大小

publicPage(intcountNum,intpageSize,Listdata){
this.countNum=countNum;
this.pageSize=pageSize;
this.data=data;
}

publicPage(intcountNum,Listdata){
this.countNum=countNum;
this.data=data;
}

publicPage(Listtotaldata,booleanmemoryPage,intpageSize){
this.pageSize=pageSize;
this.totalData=totaldata;
this.memoryPage=memoryPage;
this.countNum=totaldata.size();
}

publicPage(){
}

publicintgetFontSize(){
returnfontSize;
}
publicvoidsetFontSize(intfontSize){
this.fontSize=fontSize;
}
publicintgetPageSize(){
returnpageSize;
}
publicvoidsetPageSize(intpageSize){
if(pageSize<=0){
this.pageSize=15;
return;
}
this.pageSize=pageSize;
}

publicbooleanisMemoryPage(){
returnmemoryPage;
}

publicvoidsetMemoryPage(booleanmemoryPage){
this.memoryPage=memoryPage;
}

publicListgetTotalData(){
returntotalData;
}

publicvoidsetTotalData(ListtotalData){
this.totalData=totalData;
}

/**
*
*获取当前页码
*@returnint
*/
publicintgetCurrnetPageNumber(){
if(this.currnetPageNumber<=1){
return1;
}
if(this.currnetPageNumber>this.getTotalPage()){
returnthis.getTotalPage();
}
returnthis.currnetPageNumber;
}

publicvoidsetCurrnetPageNumber(StringcurrnetPageNumber){
log.info(currnetPageNumber);
if(null==currnetPageNumber||"".equals(currnetPageNumber)){
this.currnetPageNumber=1;
return;
}

intcpn=newInteger(currnetPageNumber).intValue();
if(cpn>=t