Ajax实例

 1 function deleteBill(obj){
 2     $.ajax({
 3         type:"GET",
 4         url:path+"/BillServlet",
 5         data:{method:"delbill",billid:obj.attr("billid")},
 6         dataType:"json",
 7         success:function(data){
 8             if(data.delResult == "true"){//删除成功：移除删除行
 9                 cancleBtn();
10                 obj.parents("tr").remove();
11             }else if(data.delResult == "false"){//删除失败
12                 //alert("对不起，删除订单【"+obj.attr("billcc")+"】失败");
13                 changeDLGContent("对不起，删除订单【"+obj.attr("billcc")+"】失败");
14             }else if(data.delResult == "notexist"){
15                 //alert("对不起，订单【"+obj.attr("billcc")+"】不存在");
16                 changeDLGContent("对不起，订单【"+obj.attr("billcc")+"】不存在");
17             }
18         },
19         error:function(data){
20             alert("对不起，删除失败");
21         }
22     });
23 }

1 private void delBill(HttpServletRequest req, PrintWriter out,
2             BillBiz billBiz) {
3         int billid = Integer.parseInt(req.getParameter("billid"));
4         if (billBiz.delBill(billid)) {
5             out.print("{"delResult":"true"}");
6         } else {
7             out.print("{"delResult":"false"}");
8         }
9     }

 1 $("#search").submit(function() {
 2         $(".addBillList").remove();
 3         $.get("BillServlet", $.param($("#search").serializeArray()), function(data) {
 4             $($.parseJSON(data)).each(function() {
 5                 var str = "<tr class="addBillList"><td><span>"+this.billCode+"</span></td>"+
 6                                 "    <td>"+
 7                                 "    <span>"+this.productName+"</span>"+
 8                                 "    </td>"+
 9                                 "    <td>"+
10                                 "    <span>"+this.providerName+"</span>"+
11                                 "    </td>"+
12                                 "    <td>"+
13                                 "    <span>"+this.totalPrice+"</span>"+
14                                 "    </td>"+
15                                 "    <td>"+
16                                 "    <span>"+(this.isPayment == 1?"未付款":"已付款")+
17                                 "    </span>"+
18                                 "    </td>"+
19                                 "    <td>"+
20                                 "    <span>"+
21                                 "    <fmt:formatDate value=""+this.creationDate+"" pattern="yyyy-MM-dd"/>"+
22                                 "    </span>"+
23                                 "    </td>"+
24                                 "    <td>"+
25                                 "    <span><a class="viewBill" href="BillServlet?method=view&billid="+this.id+"" billcc="+this.billCode+"><img src="images/read.png" alt="查看" title="查看"/></a></span>"+
26                                 "    <span><a class="modifyBill" href="BillServlet?method=modify&billid="+this.id+""  billcc="+this.billCode+"><img src="images/xiugai.png" alt="修改" title="修改"/></a></span>"+
27                                 "    <span><a class="deleteBill" href="javascript:;" billid="+this.id+" billcc="+this.billCode+"><img src="images/schu.png" alt="删除" title="删除"/></a></span>"+
28                                 "    </td>"+
29                                 "</tr>";
30                 $(".providerTable").append(str);
31                 $(".deleteBill").on("click",delBill);
32             });
33         });
34         return false;
35     });

1 private void getBills(HttpServletRequest req, PrintWriter out,
2             BillBiz billBiz) {
3         String queryProductName = req.getParameter("queryProductName");                //商品名称
4         int queryProviderId = Integer.parseInt(req.getParameter("queryProviderId"));    //供应商id
5         int queryIsPayment = Integer.parseInt(req.getParameter("queryIsPayment"));    //是否支付
6         List<Bill> billList = billBiz.getBills(queryProductName, queryProviderId, queryIsPayment);
7         String result = JSON.toJSONString(billList);
8         out.print(result);
9     }

欢迎提出意见或建议！！！