java ·ÖÒ³
¹Ø¼ü×Ö: java·ÖÒ³´úÂëʵÀý
package com.hjf.web.view;
public class PageUtil ...{
private int pageSize;//ÿҳÏÔʾµÄÌõÊý
private int recordCount;//×ܹ²µÄÌõÊý
private int currentPage;//µ±Ç°Ò³Ãæ
public PageUtil(int pageSize, int recordCount, int currentPage) ...{
this.pageSize = pageSize;
this.recordCount = recordCount;
setCurrentPage(currentPage);
}
//¹¹Ôì·½·¨
public PageUtil(int pageSize, int recordCount) ...{
this(pageSize, recordCount, 1);
}
//×ÜÒ³Êý
public int getPageCount() ...{
int size = recordCount/pageSize;//×ÜÌõÊý/ÿҳÏÔʾµÄÌõÊý=×ÜÒ³Êý
int mod = recordCount % pageSize;//×îºóÒ»Ò³µÄÌõÊý
if(mod != 0)
size++;
return recordCount == 0 ? 1 : size;
}
//°üº¬£¬ÆðʼË÷ÒýΪ0
public int getfromIndex() ...{
//System.out.println("from index:"+(currentPage-1) * pageSize)
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