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POMy flex code does not parse the soap response properly
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  1. POMy flex code does not parse the soap response properly
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    copied!<p>My code is supposed to parse a SOAP response and populate the dropdown list. When I manually add the xml code it works but when I try to parse the SOAP response it runs into following error:</p> <pre><code>TypeError: Error #1009: Cannot access a property or method of a null object reference. at ex1_02_starter/dropDownList_creationCompleteHandler()[C:\Users\jack\Adobe Flash Builder 4.5\Workspace\Starter 1_02\src\ex1_02_starter.mxml:26] at ex1_02_starter/___ex1_02_starter_Operation1_result()[C:\Users\jack\Adobe Flash Builder 4.5\Workspace\Starter 1_02\src\ex1_02_starter.mxml:41] at flash.events::EventDispatcher/dispatchEventFunction() at flash.events::EventDispatcher/dispatchEvent() at mx.rpc::AbstractOperation/http://www.adobe.com/2006/flex/mx/internal::dispatchRpcEvent()[E:\dev\4.5.1\frameworks\projects\rpc\src\mx\rpc\AbstractOperation.as:249] at mx.rpc::AbstractInvoker/http://www.adobe.com/2006/flex/mx/internal::resultHandler()[E:\dev\4.5.1\frameworks\projects\rpc\src\mx\rpc\AbstractInvoker.as:318] at mx.rpc::Responder/result()[E:\dev\4.5.1\frameworks\projects\rpc\src\mx\rpc\Responder.as:56] at mx.rpc::AsyncRequest/acknowledge()[E:\dev\4.5.1\frameworks\projects\rpc\src\mx\rpc\AsyncRequest.as:84] at DirectHTTPMessageResponder/completeHandler()[E:\dev\4.5.1\frameworks\projects\rpc\src\mx\messaging\channels\DirectHTTPChannel.as:451] at flash.events::EventDispatcher/dispatchEventFunction() at flash.events::EventDispatcher/dispatchEvent() at flash.net::URLLoader/onComplete() </code></pre> <p>The SOAP Response that I am receiving</p> <pre><code> &lt;?xml version="1.0" encoding="UTF-8"?&gt; &lt;soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"&gt; &lt;soapenv:Body&gt; &lt;mycustomersResponse xmlns="http://Services.com"&gt; &lt;mycustomersReturn&gt; &lt;age&gt;28&lt;/age&gt; &lt;name&gt;Alex&lt;/name&gt; &lt;/mycustomersReturn&gt; &lt;mycustomersReturn&gt; &lt;age&gt;29&lt;/age&gt; &lt;name&gt;Jack&lt;/name&gt; &lt;/mycustomersReturn&gt; &lt;mycustomersReturn&gt; &lt;age&gt;30&lt;/age&gt; &lt;name&gt;Johny&lt;/name&gt; &lt;/mycustomersReturn&gt; &lt;/mycustomersResponse&gt; &lt;/soapenv:Body&gt; &lt;/soapenv:Envelope&gt; </code></pre> <p>My Flex code</p> <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt; &lt;s:Application xmlns:fx="http://ns.adobe.com/mxml/2009" xmlns:s="library://ns.adobe.com/flex/spark" xmlns:mx="library://ns.adobe.com/flex/mx" xmlns:components="components.*" xmlns:hellos="services.hellos.*" height="957" creationComplete="initApp()" &gt; &lt;fx:Style source="Styles.css"/&gt; &lt;fx:Script&gt; &lt;![CDATA[ import mx.collections.XMLListCollection; import mx.events.FlexEvent; import mx.messaging.messages.SOAPMessage; import mx.rpc.events.ResultEvent; [Bindable] var _result:*; private function initApp():void { mywebservice.mycustomers(); } protected function dropDownList_creationCompleteHandler(event:ResultEvent):void { var xml:XML = event.result as XML; var xmlString:String = xml.toXMLString(); var patt:RegExp = new RegExp("xmlns[^\"]*\"[^\"]*\"", "gi"); var newXmlString:String = xmlString.replace(patt, ""); xml = new XML(newXmlString); _result = new XMLListCollection(xml.mycustomersResponse.mycustomersReturn); } ]]&gt; &lt;/fx:Script&gt; &lt;fx:Declarations&gt; &lt;s:WebService id="mywebservice" wsdl="http://localhost:8081/WebServiceTest/services/Hellos?wsdl"&gt; &lt;s:operation name="mycustomers" resultFormat="object" result="dropDownList_creationCompleteHandler(event);" /&gt; &lt;/s:WebService&gt; &lt;/fx:Declarations&gt; &lt;s:FormItem label="Label"&gt; &lt;s:DropDownList id="dropDownList" labelField="name"&gt; &lt;s:AsyncListView list="{_result}"/&gt; &lt;/s:DropDownList&gt; &lt;/s:FormItem&gt; &lt;/s:Application&gt; </code></pre>
 

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