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Flex 處理服務(wù)器端傳來的數(shù)據(jù)第1/2頁

 更新時間:2009年08月09日 00:43:18   作者:  
對于Java端返回的各種Java類型的對象,F(xiàn)lex中能否有相應(yīng)的數(shù)據(jù)類型來映射。這是Flex與服務(wù)器通信使用remoteObject的關(guān)鍵。
下面我舉個較為全面的例子,先看整個項目的結(jié)構(gòu),服務(wù)器端使用BlazeDs,結(jié)構(gòu)為

客戶端使用flex builder 3開發(fā),結(jié)構(gòu)就遵循flex builder 3標(biāo)準(zhǔn)

client.mxml為

復(fù)制代碼 代碼如下:

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
layout="vertical">
<mx:RemoteObject destination="helloService"
id="test1">
<mx:method name="hello"
result="sayHelloResult(event)"/>
<mx:method name="world"
result="sayWorldResult(event)"/>
<mx:method name="getMap"
result="getMapResult(event)"/>
<mx:method name="getList"
result="getListResult(event)"/>
<mx:method name="getSet"
result="getSetResult(event)"/>
</mx:RemoteObject>
<mx:HBox>
<mx:Label text="輸入:"/>
<mx:TextInput id="inputStr"/>
<mx:Button label="say hello"
click="sayHello(event);"/>
<mx:Button label="say world"
click="sayWorld(event);"/>
<mx:Button label="get map"
click="test1.getMap()"/>
<mx:Button label="get list"
click="test1.getList()"/>
<mx:Button label="get set"
click="test1.getSet()"/>
</mx:HBox>
<mx:HBox>
<mx:Label text="結(jié)果:"/>
<mx:TextArea id="result"/>
</mx:HBox>

<mx:Script>

<!--[CDATA[
import mx.collections.ArrayCollection;
import mx.rpc.events.FaultEvent;
import mx.controls.Alert;
import mx.rpc.events.ResultEvent;
import cn.Person;
[Bindable]
public var person:Person;
[Bindable]

public var map:ArrayCollection=null;

function sayHello(event:Event):void
{
var inputVar:String=inputStr.text;
test1.hello(inputVar);

}

function sayWorld(event:Event):void
{
var inputVar:String=inputStr.text;
test1.world(inputVar);

}

private function sayHelloResult(event:ResultEvent):void
{
result.text=event.result.toString();
Alert.show(event.result.toString(), "返回結(jié)果");
}

private function sayWorldResult(event:ResultEvent):void
{
result.text=event.result.toString();
Alert.show(event.result.toString(), "返回結(jié)果");
}

private function getMapResult(event:ResultEvent):void
{
for (var key:String in event.result)
{
var list:ArrayCollection=event.result[key] as ArrayCollection;
for (var key1:Object in list)
{
Alert.show("map item key is: " + key + " value is: " + key1);
}

}
}

private function getList():void
{
test1.getList();
}

private function getListResult(event:ResultEvent):void
{
var ac:ArrayCollection=event.result as ArrayCollection;
for (var i:int=0; i < ac.length; i++)
{
var p1:Person=ac.getItemAt(i) as Person;
Alert.show("list item name is: " + p1.name+" \n another usage : "+ac.getItemAt(i).name);
}

}
private function getSet():void
{
test1.getSet();
}

private function getSetResult(event:ResultEvent):void
{
var ac:ArrayCollection=event.result as ArrayCollection;
for (var i:int=0; i < ac.length; i++)
{
var p1:Person=ac.getItemAt(i) as Person;
Alert.show("set item name is: " + p1.name);
}

}
]]-->
</mx:Script>
</mx:Application>

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