Pie chart using httpservice

Question

hello guys i am using a httpservice for giving dataprovider
to pie chart ..When this service return a single record ,pie chart
do not show anything instead of showing 100%...
problem occurs when my service return this..
<?rss version="2.0"?>
−
<data>
−
<SalesReport>
<status>Assigned</status>
<inquiry>22</inquiry>
</SalesReport>
</data>
otherwise it's work fine.......if it return
<?rss version="2.0"?>
−
<data>
−
<SalesReport>
<status>Assigned</status>
<inquiry>22</inquiry>
</SalesReport>
<SalesReport>
<status>New</status>
<inquiry>12</inquiry>
</SalesReport>
</data>
Here is my code .... Please help me .....
<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="
http://www.adobe.com/2006/mxml"
layout="absolute"
backgroundGradientColors="[#ffffff, #808080]"
creationComplete="init();">
<mx:Style>
<mx:Script >
<![CDATA[
import mx.binding.utils.BindingUtils;
import mx.rpc.events.ResultEvent;
import mx.collections.ArrayCollection;
import mx.controls.Alert;
[Bindable]
public var reportData10A:ArrayCollection;
[Bindable]
public var reportData10A1:ArrayCollection;
[Bindable]
public var comboData10A:ArrayCollection;
public var fromMonth10A:Number;
public var techID:Number;
public var salesPerson10A:String;
[Bindable]
public var comboData10A1:ArrayCollection;
public function mytest10A():void
salesPerson10A = salesPesronCombo.selectedLabel.toString();
var salesPID:Number = mytest10A2(salesPerson10A);
fromMonth10A = monthFromCombo10A.selectedIndex + 1 ;
techID = TechnologyCombo.selectedIndex+1;
var str:String ="
http://reena-new:3021/reports/specperson_spectech?year="+yearCombo10A.selectedLabel+"&pers on="+salesPID+"&month="+fromMonth10A+"&techid="+techID;
Alert.show(str);
reportService10A.url="
http://reena-new:3021/reports/specperson_spectech?year="+yearCombo10A.selectedLabel+"&pers on="+salesPID+"&month="+fromMonth10A+"&techid="+techID;
reportService10A.send();
reportData10A = new ArrayCollection();
reportData10A =
reportService10A.lastResult.data.SalesReport;
public var i:Number;
public var salesPersonId:Number;
public function mytest10A2(str:String):Number
for(i=0;i<comboData10A.length;i++)
if(comboData10A.name==str)
salesPersonId = Number(comboData10A.id);
break;
return salesPersonId;
public function init():void
this.comboData10A = new ArrayCollection();
this.reportData10A = new ArrayCollection();
this.comboData10A1 = new ArrayCollection();
//reportService10A.url="
http://reena-new:3021/reports/specperson_spectech?year=2008&person=1&month=04&techid=1";
reportService10A.url="my.xml";
reportService10A.send();
comboService10A.send();
ComboService10A1.send();
public function getData10A(event:ResultEvent):void
reportData10A = new ArrayCollection();
reportData10A= event.result.data.SalesReport;
//Alert.show(reportData10A.length.toString());
public function getComboData10A(event:ResultEvent):void
comboData10A = new ArrayCollection();
comboData10A = event.result.data.SalesPerson;
public function getComboData10A1(event:ResultEvent):void
comboData10A1 = new ArrayCollection();
comboData10A1 = event.result.data.technology;
]]>
</mx:Script>
<mx:HTTPService id="reportService10A"
showBusyCursor="true"
result="getData10A(event);" />
<mx:HTTPService id="ComboService10A1"
showBusyCursor="true"
url="
http://reena-new:3021/reports/techlist"
result="getComboData10A1(event)" />
<mx:HTTPService id="comboService10A"
showBusyCursor="true"
result="getComboData10A(event);" url="
http://reena-new:3021/reports/personlist"/>
<mx:Canvas id="report10A" height="75%" width="70%" x="0"
y="100"
verticalScrollPolicy="off" horizontalScrollPolicy="off">
<mx:PieChart id="pie10A" x="0" y="25" width="350"
dataProvider="{reportData10A}"
showDataTips="true"
>
<mx:series>
<mx:PieSeries
field="inquiry"
labelPosition="callout"
nameField="status"
/>
</mx:series>
</mx:PieChart>
<mx:Legend dataProvider="{pie10A}" />
<!-- <mx:PieChart id="pie10A1" x="365" y="25"
width="350"
dataProvider="{reportData10A1}"
showDataTips="true"
>
<mx:series>
<mx:PieSeries
field="inquiry"
nameField="name"
labelPosition="callout"
/>
</mx:series>
</mx:PieChart>
<mx:Legend dataProvider="{pie10A1}" x="350" /> -->
</mx:Canvas>
<mx:Canvas x="0" y="0" height="90" width="100%">
<mx:HBox y="30" id="combo10A" x="0" >
<mx:Label text="Sales Person" fontSize="12"/>
<mx:ComboBox width="100" id="salesPesronCombo"
change="mytest10A()();"
dataProvider="{comboData10A}" labelField="name">
</mx:ComboBox>
<mx:Label text="Technology" fontSize="12"/>
<mx:ComboBox width="100" id="TechnologyCombo"
change="mytest10A()();"
dataProvider="{comboData10A1}" labelField="name">
</mx:ComboBox>

Answer 1

this is the answer ................
<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="
http://www.adobe.com/2006/mxml"
layout="absolute"
backgroundGradientColors="[#ffffff, #808080]"
creationComplete="init();">
<mx:Script>
<![CDATA[
import mx.binding.utils.BindingUtils;
import mx.controls.Alert;
import mx.rpc.events.ResultEvent;
import mx.collections.ArrayCollection;
[Bindable]
public var xmlResult:XML;
public function init():void
Alert.show("we are here");
myService.url="my.xml";
myService.send();
public function onResult(event:ResultEvent):void
xmlResult = new XML
xmlResult = XML(event.result);
Alert.show(xmlResult);
]]>
</mx:Script>
<mx:HTTPService id="myService" url="my.xml"
result="onResult(event)"
resultFormat="e4x"/>
<mx:PieChart id="pie10A" x="0" y="25" width="350"
dataProvider="{xmlResult.child('SalesReport')}"
showDataTips="true"
>
<mx:series>
<mx:PieSeries
field="inquiry"
labelPosition="callout"
nameField="status"
/>
</mx:series>
</mx:PieChart>
<mx:Legend dataProvider="{pie10A}" />
</mx:Application>
Thanks