java数据同步分页_JAVA的数据分页显示

import java.util.ArrayList;

public class PageIndex

{

private int pageSize;               //每页要显示的行

private int pageNum;              //总页数

private int pageId;                  //当前页

private int size;                       //结果集的长度

private ArrayList arraylist;      //要分页的结果集

public PageIndex(){}               //构造方法

public PageIndex(int pageSize,int pageId,ArrayList arraylist)

{

this.pageSize &＃61; pageSize;

this.pageId &＃61; pageId;

this.size &＃61; arraylist.size();

this.arraylist &＃61; arraylist;

}

public ArrayList Pagination()

{

if(size%pageSize&＃61;&＃61;0)

{

pageNum &＃61; size/pageSize;

}

else

{

pageNum &＃61; size/pageSize&＃43;1;

}

int suffixindex &＃61; (pageId-1)*pageSize;           //结果集下标的索引

ArrayList returnarray &＃61; new ArrayList();

for(int i &＃61; 0 ; i

{

returnarray.add(arraylist.get(suffixindex));

suffixindex&＃43;&＃43;;

}

return returnarray;

}

public int getPageNum()

{

return this.pageNum;         //返回总页数

}

public int getSize()

{

return this.size;                  //返回总结果集长度

}

}