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<form id="form2" name="form2" method="post" action="Comnum">
<div align="center">
<table width="300" border="1">
<tr>
<td>
<div align="right">
查询机器号:
</div>
</td>
<td>
<div align="left">
<label>
<input name="comnum" type="text" id="comnum" />
</label>
</div>
</td>
</tr>
<tr>
<td>
</td>
<td>
<label>
<div align="left">
<input type="submit" name="Submit" value="确定" />
<input type="reset" name="Submit2" value="清空" />
</div>
</label>
</td>
</tr>
</table>
</div>
</form>
String comnum=request.getParameter("comnum");
OrderitemDao otdao = new OrderitemDao();
ArrayList<Orderitem> otlist = otdao.FindByComnum(Integer.parseInt(comnum));
System.out.println(otlist.size());
request.removeAttribute("otlist");
request.setAttribute("otlist", otlist);
request.getRequestDispatcher("planlist.jsp").forward(request, response);
System.out.print(Integer.parseInt(comnum));
ArrayList<Orderitem> otlist = otdao.FindByComnum(Integer.parseInt(comnum));