如图 4-4

代码：

private void doLnquiresZD(HttpServletRequest request,

HttpServletResponse response)throws ServletException,IOException { HttpSession session=request.getSession(); List list=oper.ZDLnquires(); List gysName=oper.ZDGongYiShang(); if(list!=null){

request.setAttribute(\, list);

session.setAttribute(\, gysName);

request.getRequestDispatcher(\).forward(request,

response);

private void doZDChaXun(HttpServletRequest request,

HttpServletResponse response)throws ServletException,IOException {

}

return;

}else { }

response.sendRedirect(\);

String zd_spmingcheng=request.getParameter(\); String zd_sfzhifu=request.getParameter(\); System.out.println(zd_spmingcheng); System.out.println(zd_sfzhifu);

List list=oper.ZDChaXun(zd_spmingcheng,zd_sfzhifu);

if(list!=null){

request.setAttribute(\, list);

request.getRequestDispatcher(\).forward(request,

response);

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}

return;

}else { }

response.sendRedirect(\);

代码：

private void doZDAdd(HttpServletRequest request,

String zd_id=request.getParameter(\).trim();

String zd_spmingcheng=request.getParameter(\).trim(); String zd_spshuliang=request.getParameter(\).trim(); String zd_jymoney=request.getParameter(\).trim(); String zd_sfzhifu=request.getParameter(\).trim();

String zd_gysname=request.getParameter(\).trim(); String zd_spmiaoshu=request.getParameter(\).trim(); HttpServletResponse response)throws ServletException,IOException {

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String zd_danwei=request.getParameter(\).trim(); String zd_data=new SimpleDateFormat(\).format(new

Date().getTime());

List params = new ArrayList(); params.add(zd_id); params.add(zd_spmingcheng); params.add(zd_spshuliang); params.add(zd_jymoney); params.add(zd_sfzhifu); params.add(zd_gysname); params.add(zd_spmiaoshu); params.add(zd_data); params.add(zd_danwei);

Information info=oper.ZDAdd(params); request.setAttribute(\, info);

request.getRequestDispatcher(\).forward(request,

response);

}

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代码：

private void doZDXinXi(HttpServletRequest request,

HttpServletResponse response) throws ServletException,IOException{ String zd_id =request.getParameter(\); ZDBean zdbean = new ZDBean(); zdbean=oper.ZDXinXi(zd_id); if(zdbean!=null){

request.setAttribute(\, zdbean);

request.getRequestDispatcher(\).forward(request,

response);

}

}

如图 4-5

代码：

private void doZDXiuGai(HttpServletRequest request,

HttpServletResponse response)throws ServletException,IOException{

String zd_id=request.getParameter(\).trim();

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