Quick Start: Invoking a short-lived process by passing an unsecure document using LiveCycle Remoting

The following Flex code example invokes a short-lived process named MyApplication/EncryptDocument. (See Invoking LiveCycle using Remoting.)

<?xml version="1.0" encoding="utf-8"?> 
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" xmlns="*"  
     creationComplete="initializeChannelSet();"> 
     <mx:Script> 
       <![CDATA[ 
     
     import mx.rpc.livecycle.DocumentReference; 
     import flash.net.FileReference; 
     import flash.net.URLRequest; 
     import flash.events.Event; 
     import flash.events.DataEvent; 
     import mx.messaging.ChannelSet; 
     import mx.messaging.channels.AMFChannel;   
     import mx.rpc.events.ResultEvent; 
     import mx.collections.ArrayCollection; 
     import mx.rpc.AsyncToken; 
     
      // Classes used in file retrieval   
     private var fileRef:FileReference = new FileReference(); 
     private var docRef:DocumentReference = new DocumentReference(); 
     private var parentResourcePath:String = "/"; 
     private var serverPort:String = "hiro-xp:8080"; 
     private var now1:Date;     
     private  var cs:ChannelSet 
     
     // Holds information returned from LiveCycle ES 
     [Bindable] 
     public var progressList:ArrayCollection = new ArrayCollection(); 
     
     // Set up channel set to invoke LiveCycle ES. 
     // This must be done before calling any service or process, but only  
     // once for the entire application. 
      private function initializeChannelSet():void { 
       cs = new ChannelSet();  
       cs.addChannel(new AMFChannel("remoting-amf", "http://" + serverPort + "/remoting/messagebroker/amf"));  
       EncryptDocument.setCredentials("administrator", "password"); 
       EncryptDocument.channelSet = cs; 
     } 
     
     // Call this method to upload the file. 
     // This creates a file picker and lets the user select a PDF file to pass to the EncryptDocument process. 
     private function uploadFile():void { 
       fileRef.addEventListener(Event.SELECT, selectHandler); 
       fileRef.browse(); 
     } 
     
      private function selectHandler(event:Event):void 
            { 
            var authTokenService:RemoteObject = new RemoteObject("LC.FileUploadAuthenticator"); 
            authTokenService.addEventListener("result", authTokenReceived); 
            authTokenService.channelSet = cs; 
            authTokenService.getFileUploadToken(); 
            } 
     
    private function authTokenReceived(event:ResultEvent):void 
            { 
            var token:String = event.result as String; 
            var request:URLRequest = DocumentReference.constructRequestForUpload("http://hiro-xp:8080", token); 
             
            try 
            { 
          fileRef.upload(request); 
            } 
            catch (error:Error) 
            { 
            trace("Unable to upload file."); 
            }                               
            } 
 
     
     // Called once the file is completely uploaded. 
     private function completeHandler(event:DataEvent):void {                     
       now1 = new Date(); 
     
       // Set the docRefs url and referenceType parameters 
       docRef.url = event.data as String;       
       docRef.referenceType=DocumentReference.REF_TYPE_URL; 
       executeInvokeProcess();  
     }       
     
     //This method invokes the EncryptDocument process 
     public function executeInvokeProcess():void { 
     
        //Create an Object to store the input value for the EncryptDocument process 
        var params:Object = new Object(); 
        params["inDoc"]=docRef; 
     
        // Invoke the EncryptDocument process 
        var token:AsyncToken;             
        token = EncryptDocument.invoke(params); 
        token.name = name; 
     } 
     
     // This method handles a successful conversion invocation 
     public function handleResult(event:ResultEvent):void 
     { 
           //Retrieve information returned from the service invocation 
         var token:AsyncToken = event.token;         
         var res:Object = event.result; 
         var dr:DocumentReference = res["outDoc"] as DocumentReference; 
         var now2:Date = new Date(); 
     
         // These fields map to columns in the DataGrid 
         var progObject:Object = new Object(); 
         progObject.filename = token.name; 
         progObject.timing = (now2.time - now1.time).toString(); 
         progObject.state = "Success"; 
         progObject.link = "<a href=" + dr.url + "> open </a>"; 
         progressList.addItem(progObject); 
     } 
     
     private function resultHandler(event:ResultEvent):void { 
       // Do anything else here. 
     } 
 
       ]]> 
     </mx:Script> 
     <mx:RemoteObject id="EncryptDocument" destination="MyApplication/EncryptDocument" result="resultHandler(event);"> 
         <mx:method name="invoke" result="handleResult(event)"/> 
     </mx:RemoteObject> 
     
     <!--//This consists of what is displayed on the webpage--> 
     <mx:Panel id="lcPanel" title="EncryptDocument LiveCycle Remoting Example"  
          height="25%" width="25%" paddingTop="10" paddingLeft="10" paddingRight="10"  
          paddingBottom="10"> 
        <mx:Label width="100%" color="blue" 
               text="Select a PDF file to pass to the EncryptDocument process"/>  
       <mx:DataGrid x="10" y="0" width="500" id="idProgress" editable="false"  
          dataProvider="{progressList}" height="231" selectable="false" > 
         <mx:columns> 
           <mx:DataGridColumn headerText="Filename" width="200" dataField="filename" editable="false"/> 
           <mx:DataGridColumn headerText="State" width="75" dataField="state" editable="false"/> 
           <mx:DataGridColumn headerText="Timing" width="75" dataField="timing" editable="false"/> 
           <mx:DataGridColumn headerText="Click to Open" dataField="link" editable="false" > 
            <mx:itemRenderer> 
               <mx:Component> 
                  <mx:Text x="0" y="0" width="100%" htmlText="{data.link}"/> 
               </mx:Component> 
            </mx:itemRenderer> 
           </mx:DataGridColumn> 
         </mx:columns> 
       </mx:DataGrid> 
       <mx:Button label="Select File" click="uploadFile()" /> 
     </mx:Panel> 
</mx:Application> 

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