jsp分页显示记录的问题!困扰我三天的问题!!【用了三种方法,结果都是空指针!why??】急用!!明天结贴,请各位帮帮忙!!谢谢!!!
同题!
以下是源码:
package beans;
public class PageHandle
{
private final int PAGE_SIZE = 16;//页面大小,每页记录数
private int page = 1;//第几页
private int pageCount = 1;//总页数
private int rowCount = 1;//总记录数
public PageHandle()
{
}
public int getPAGE_SIZE()
{
return PAGE_SIZE;
}
public void setPageCount(int r)
{//计算总页数
pageCount = (PAGE_SIZE + rowCount -1) / PAGE_SIZE;
}
public int getPageCount()
{
return pageCount;
}
public void setPage(int p)
{
page = p;
}
public int getPage()
{
return page;
}
public void setRowCount(int c)
{
rowCount = c;
}
public int getRowCount()
{
return rowCount;
}
}