Flex 处理数据 Flex 处理服务器端传来的数据
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下面我举个较为全面的例子,先看整个项目的结构,服务器端使用BlazeDs,结构为
客户端使用flex builder 3开发,结构就遵循flex builder 3标准
client.mxml为
复制代码 代码如下:
<?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="输入:"/>
<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="结果:"/>
<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(), "返回结果");
}
private function sayWorldResult(event:ResultEvent):void
{
result.text=event.result.toString();
Alert.show(event.result.toString(), "返回结果");
}
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>
Person.as客户端对象
复制代码 代码如下:
package cn
{
[Bindable]
[RemoteClass(alias="cn.Person")]
public class Person
{
public var name:String;
public var pass:String;
}
}
HelloService.java
复制代码 代码如下:
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
public class HelloService {
public String hello(String var1) {
return "hello " + var1;
}
public String world(String var1) {
return "world " + var1;
}
public Map<String,List<String>> getMap() {
ArrayList<String> list1=new ArrayList<String>();
list1.add("value11");
list1.add("value12");
list1.add("value13");
ArrayList<String> list2=new ArrayList<String>();
list2.add("value21");
list2.add("value22");
list2.add("value23");
ArrayList<String> list3=new ArrayList<String>();
list3.add("value31");
list3.add("value32");
list3.add("value33");
HashMap<String,List<String>> map=new HashMap<String,List<String>>();
map.put("key1", list1);
map.put("key2", list2);
map.put("key3", list3);
return map;
}
public ArrayList<Person> getList() {
ArrayList <Person> list=new ArrayList<Person>();
Person p1=new Person();
p1.setName("name1");
p1.setPass("pass1");
Person p2=new Person();
p2.setName("name2");
p2.setPass("pass2");
Person p3=new Person();
p3.setName("name3");
p3.setPass("pass3");
list.add(p1);
list.add(p2);
list.add(p3);
return list;
}
public Set<Person> getSet() {
HashSet<Person> set=new HashSet<Person>();
Person p1=new Person();
p1.setName("name1");
p1.setPass("pass1");
Person p2=new Person();
p2.setName("name2");
p2.setPass("pass2");
Person p3=new Person();
p3.setName("name3");
p3.setPass("pass3");
set.add(p1);
set.add(p2);
set.add(p3);
return set;
}
}
Person.java(服务器对象)
复制代码 代码如下:
public class Person {
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getPass() {
return pass;
}
public void setPass(String pass) {
this.pass = pass;
}
private String name;
private String pass;
}
最后配置下blazeDs的remote-config.xml程序就可以跑了,注意程序中list map 和自定义person对象的使用
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