分页代码

 final int maxsize=15;
          int maxResult=ztxxList.size();
         int totalPage=(maxResult+maxsize-1)/maxsize;
      
         
          int currentPage=1;
          if(request.getParameter("currentPage")!=null&&!"".equals(request.getParameter("currentPage"))){
           if(Integer.parseInt(request.getParameter("currentPage"))<1)
           {
          
             currentPage=1;
           // response.getWriter().print("<script> alert('已经是第一页') </script>");
           }
           if(Integer.parseInt(request.getParameter("currentPage"))>totalPage)
           {
           currentPage=totalPage;
         
           //response.getWriter().print("<script> alert('已经是最后一页') </script>");
           }
           else if(Integer.parseInt(request.getParameter("currentPage"))>=1&&Integer.parseInt(request.getParameter("currentPage"))<=totalPage)
          
           {
           currentPage=Integer.parseInt(request.getParameter("currentPage"));
           }
          }
      
          int start=(currentPage-1)*maxsize;
      
      
        ztxxList = ztxxManager.getZtxxList(start, maxsize, sql);