pagebean.java

来自「一个简易的网上书店（jsp+sqlservler+struts）。」· Java 代码 · 共 44 行

package com.webshop.page;

/**
 * @author hellking
 *
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import java.util.Vector;

public class PageBean
{
	public int curPage ; //当前是第几页 
	public int maxPage ; //一共有多少页 
	public int maxRowCount ; //一共有多少行 
	public int rowsPerPage=5 ;//每页多少行
	public java.util.Vector data;
	public PageBean()
	{
	}
	public void countMaxPage() {   //根据总行数计算总页数  
    if (this.maxRowCount % this.rowsPerPage==0){
       this.maxPage = this.maxRowCount/this.rowsPerPage;
    }else{
       this.maxPage = this.maxRowCount/this.rowsPerPage + 1;        
        }
    }
    public Vector getResult()
    {
    	return this.data;
    }
    
    public PageBean(PageBusiness pageBusiness,String con)throws Exception
    {
    	 this.maxRowCount = pageBusiness.getAvailableCount(con);  //得到总行数
   		 this.data    = pageBusiness.getResult();          //得到要显示于本页的数据
    	 this.countMaxPage();       //计算总页数
    }   
}