pagehandled.java

可以实现在线考试

package util;
import javax.servlet.http.HttpServletRequest;

import dao.*;

import vo.*;
public class PageHandled {
	
	public Page handlePage(HttpServletRequest request)
	{
		Subject_Question_DifficultDAO dao = new Subject_Question_DifficultDAO();
        //得到总行数
		int totalRows = dao.ReturnTotalRows();
		//实例化Page对象
		Page p = new Page(totalRows);
		//接受request中的参数
		String myPage = request.getParameter("currentPage");
		String method = request.getParameter("method");
		if(myPage != null)
		{
			 if(method.equals("next"))
			 {
				 p.Next(Integer.parseInt(myPage));
			 }
			 else
			 {
				 p.First();
			 }
		}
		//返回处理的结果
		return p;
	}
}