Ajax 与 servlet 的代码

yangsongjing · 发表于 2013-1-29 10:34:31

<%@ page language="java" contentType="text/html; charset=GBK" pageEncoding="GBK"%>
<%@ page import="com.bjsxt.drp.util.*" %>
<%@ page import="com.bjsxt.drp.basedata.domain.*" %>
<[email=%@page]%@page[/email] import="com.bjsxt.drp.util.datadict.domain.ClientLevel"%>
<[email=%@page]%@page[/email] import="com.bjsxt.drp.basedata.manager.ClientManager"%>
<[email=%@page]%@page[/email] import="com.bjsxt.drp.util.datadict.manager.*"%>
<[email=%@page]%@page[/email] import="java.util.*"%>
<%
//ajax 发起请求
request.setCharacterEncoding("GBK");
int pid = Integer.parseInt(request.getParameter("pid"));
List<ClientLevel> clientLevelList = DataDictManager.getInstance().getClientLevelList();
if(Constant.COMMAND_ADD.equals(request.getParameter("command"))) {
//out.println(request.getParameter("clientName"));
Client client = new Client();
client.setClientId(request.getParameter("clientId"));
client.setName(request.getParameter("clientName"));
client.setBankAcctNo(request.getParameter("bankAcctNo"));
client.setContactTel(request.getParameter("contactTel"));
client.setAddress(request.getParameter("address"));
client.setZipCode(request.getParameter("zipCode"));
ClientLevel clientLevel = new ClientLevel();
String clientLevelId = request.getParameter("clientLevel");
clientLevel.setId(clientLevelId);
client.setClientLevel(clientLevel);

ClientManager.getInstance().addClient(client, pid);
out.println("添加分销商成功！");
}
%>
<html>
<head>
  <meta http-equiv="Content-Type" content="text/html; charset=GB18030">
  <title>添加分销商</title>
  <link rel="stylesheet" href="../style/drp.css">
  <script src="../script/client_validate.js"></script>
  <script type="text/javascript">
function addClient() {
if(trim(document.getElementById("clientId").value).length == 0) {
   document.getElementById("spanClientId").innerHTML = "<font color='red'>请输入分销商代码！</font>";
   document.getElementById("clientId").focus();
   return;
}

if(trim(document.getElementById("clientName").value).length == 0) {
   document.getElementById("spanClientName").innerHTML = "<font color='red'>请输入分销商名称！</font>";
   document.getElementById("clientName").focus();
   return;
}

with(document.getElementById("form1")) {
   action = "client_add.jsp?pid=<%=pid%>";
   method = "post";
   submit();
}
}

function clientIdValidate(field) {
var xmlHttpReq;
if(window.ActiveXObject) {
   xmlHttpReq = new ActiveXObject("MSXML2.XMLHTTP.3.0");
} else {
   xmlHttpReq = new XMLHttpRequest();
}
var url = "../servlet/ClientIdValidateServlet?clientId=" + trim(field.value) + "&time=" + new Date().getTime();
xmlHttpReq.open("get", url);
xmlHttpReq.send();
xmlHttpReq.onreadystatechange = function() {
   if(xmlHttpReq.readyState == 4) {
   if(xmlHttpReq.status == 200) {
   document.getElementById("spanClientId").innerHTML = "<font color='red'>" + xmlHttpReq.responseText + "</font>";
   } else {
   alert("请求失败！错误码：" + xmlHttpReq.status);
   }
   }
};

}

function init() {
document.getElementById("clientId").focus();
}
  </script>
</head>
<body class="body1" >
  <form name="form1">
<input type="hidden" name="command" value="<%= Constant.COMMAND_ADD %>"/>
<div align="center">
<table width="95%" border="0" cellspacing="2" cellpadding="2">
   <tr>
   <td>
   &nbsp;
   </td>
   </tr>
</table>
<table width="95%" border="0" cellspacing="0" cellpadding="0"
   height="8">
   <tr>
   <td width="522" class="p1" height="2" nowrap>
   <img src="../images/mark_arrow_03.gif" width="14" height="14">
   &nbsp;
   <b>基础数据管理&gt;&gt;分销商维护&gt;&gt;添加分销商</b>
   </td>
   </tr>
</table>
<hr width="97%" align="center" size=0>
<table width="95%" border="0" cellpadding="0" cellspacing="0">
   <tr>
   <td width="22%" height="29">
   <div align="right">
      <font color="#FF0000">*</font>分销商代码:&nbsp;
   </div>
   </td>
   <td width="78%">
   <input name="clientId" type="text" class="text1" id="clientId"
      size="10" maxlength="10" >
   <span id="spanClientId"></span>
   </td>
   </tr>
   <tr>
   <td height="26">
   <div align="right">
      <font color="#FF0000">*</font>分销商名称:&nbsp;
   </div>
   </td>
   <td>
   <input name="clientName" type="text" class="text1"
      id="clientName" size="40" maxlength="40">
   <span id="spanClientName"></span>
   </td>
   </tr>
   <tr>
   <td height="15">
   <div align="right">
      <font color="#FF0000">*</font>分销商类型:&nbsp;
   </div>
   </td>
   <td>
   <select name="clientLevel" class="select1" id="clientLevel">
   <%
   for(Iterator<ClientLevel> iter = clientLevelList.iterator(); iter.hasNext();) {
      ClientLevel cl = iter.next();
   %>
      <option value="<%=cl.getId() %>">
      <%=cl.getName() %>
      </option>
   <%
   }
   %>
   </select>
   </td>
   </tr>
   <tr>
   <td height="26">
   <div align="right">
      银行帐号:&nbsp;
   </div>
   </td>
   <td>
   <input name="bankAcctNo" type="text" class="text1"
      id="bankAcctNo" size="10" maxlength="10">
   </td>
   </tr>
   <tr>
   <td height="26">
   <div align="right">
      联系电话:&nbsp;
   </div>
   </td>
   <td>
   <input name="contactTel" type="text" class="text1"
      id="contactTel" size="10" maxlength="10">
   </td>
   </tr>
   <tr>
   <td height="26">
   <div align="right">
      地址:&nbsp;
   </div>
   </td>
   <td>
   <input name="address" type="text" class="text1" id="address"
      size="10" maxlength="10">
   </td>
   </tr>
   <tr>
   <td height="26">
   <div align="right">
      邮编:&nbsp;
   </div>
   </td>
   <td>
   <input name="zipCode" type="text" class="text1" id="zipCode"
      size="10" maxlength="10">
   </td>
   </tr>
</table>
<hr width="97%" align="center" size=0>
<div align="center">
   <input name="btnAdd" class="button1" type="button" id="btnAdd"
   value="添加" >
   &nbsp;&nbsp;&nbsp;&nbsp;
   <input name="btnBack" class="button1" type="button" id="btnBack"
   value="返回"  />
</div>
</div>
  </form>
</body>
</html>

package com.bjsxt.drp.util.servlet;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.bjsxt.drp.basedata.manager.ClientManager;
public class ClientIdValidateServlet extends HttpServlet {
@Override
protected void service(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
  response.setContentType("text/html;charset=GBK");
  String clientId = request.getParameter("clientId");
  boolean flag = ClientManager.getInstance().findClientId(clientId);
  if(flag) {
response.getWriter().print("分销商代码已存在");
  }
}
@Override
public void init() throws ServletException {
}
}

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