flex2使用HTTPService得到xml数据绑定到datagrid

showlist.mxml: 
 
 
 

   <?xml version="1.0" encoding="utf-8"?> 
  
<mx:Application xmlns:mx=" 
  http://www.adobe.com/2006/mxml" verticalGap="20" horizontalAlign="center" width="1024" fontFamily="宋体" fontSize="13"> 
  
<mx:HTTPService id="employeeSrv" showBusyCursor="true" url=" 
  employees.jsp"> 
  
<mx:request> 
  
<deptId>{dept.selectedItem.data}</deptId> 
  
</mx:request> 
  
</mx:HTTPService> 
  
<mx:TitleWindow title="HTTPService" horizontalAlign="center" height="299" width="662"> 
  
<mx:HBox horizontalAlign="center"> 
  
 

   <mx:Label text="选择部门:"/> 
  
<mx:ComboBox id="dept" width="150"> 
  
 

   <mx:dataProvider> 
  
<mx:Array> 
  
<mx:Object label="工程部" data="ENG"/> 
  
<mx:Object label="产品管理" data="PM"/> 
  
<mx:Object label="市场部" data="MKT"/> 
  
</mx:Array> 
  
</mx:dataProvider> 
  
</mx:ComboBox> 
  
 

   <mx:Button label="查询" click="employeeSrv.send();"/> 
 
 
 

   </mx:HBox> 
  
 <mx:HBox width="100%" height="211"> 
  
  <mx:DataGrid dataProvider="{employeeSrv.lastResult.employees.employee}" width="100%" height="198"> 
  
  <mx:columns> 
  
  <mx:Array> 
  
  <mx:DataGridColumn dataField="name" headerText="姓名"/> 
  
  <mx:DataGridColumn dataField="phone" headerText="电话"/> 
  
  <mx:DataGridColumn dataField="email" headerText="邮件"/> 
  
  </mx:Array> 
  
  </mx:columns> 
  
  </mx:DataGrid> 
  
 </mx:HBox> 
  
 

    </mx:TitleWindow> 
 
 
 

   </mx:Application> 
 
 
 

     
 
 
 
 
  employees.jsp: 
 
 
 

   <?xml version="1.0" encoding="utf-8"?> 
  
<employees> 
  
<% 
  
String deptId=request.getParameter("deptId"); 
  
if (deptId.equals("ENG")) { 
  
%> 
  
<employee> 
  
<name>乔王晨玉</name> 
  
<phone>555-219-2270</phone> 
  
<email>[e-mail]</email> 
  
</employee> 
  
<employee> 
  
<name>Louis Freligh</name> 
  
<phone>555-219-2100</phone> 
  
<email>[e-mail]</email> 
  
</employee> 
  
<% 
  
} else if (deptId.equals("PM")) { 
  
%> 
  
<employee> 
  
<name>Ronnie Hodgman</name> 
  
<phone>555-219-2030</phone> 
  
<email>[e-mail]</email> 
  
</employee> 
  
<employee> 
  
<name>Joanne Wall</name> 
  
<phone>555-219-2012</phone> 
  
<email>[e-mail]</email> 
  
</employee> 
  
<% 
  
} else if (deptId.equals("MKT")) { 
  
%> 
  
<employee> 
  
<name>Maurice Smith</name> 
  
<phone>555-219-2012</phone> 
  
<email>[e-mail]</email> 
  
</employee> 
  
<employee> 
  
<name>Mary Jones</name> 
  
<phone>555-219-2000</phone> 
  
<email>[e-mail]</email> 
  
</employee> 
  
<% 
  
} 
  
%> 
  
</employees>