BaseSocket类-可以提升Socket数据传输效率

[AS3]BaseSocket类-可以提升Socket数据传输效率

需要Flash Player 9.0或更高版本的支持

原理就是结合AMF3和ByteArray的特性对原来数据进行压缩后再传输，这样就可以大大提高数据传输效率。

我现在把客户端方法进行优化，现在写成一个BaseSocket类来方便调用。



BaseSocket类

view plaincopy to clipboardprint?

1. /** 
2. * @author Kinglong 
3. * @link [e-mail] 
4. * @builddate 20081121 
5. * @flashplayerversion 9+ 
6. * @version 0.1 
7. */  
8.   
9. package com.klstudio.socket {     
10.       
11.     import flash.events.*;  
12.     import flash.net.Socket;  
13.     import flash.net.ObjectEncoding;  
14.     import flash.system.Security;  
15.     import flash.utils.ByteArray;  
16.   
17.     public class BaseSocket extends EventDispatcher{  
18.           
19.         private var _host:String;  
20.         private var _port:uint;  
21.         private var _socket:Socket;  
22.           
23.         public function BaseSocket(host:String, port:uint = 80) {  
24.             this._host = host;  
25.             this._port = port;  
26.             this._socket = new Socket();  
27.             this._socket.objectEncoding = ObjectEncoding.AMF3;            
28.             Security.loadPolicyFile("xmlsocket://" + this.host + ":" + this.port);  
29.             this._socket.addEventListener(Event.CONNECT, handler);  
30.             this._socket.addEventListener(Event.CLOSE, handler);  
31.             this._socket.addEventListener(IOErrorEvent.IO_ERROR, handler);  
32.             this._socket.addEventListener(SecurityErrorEvent.SECURITY_ERROR, handler);  
33.             this._socket.addEventListener(ProgressEvent.SOCKET_DATA, handler);  
34.         }  
35.           
36.         public function get host():String {  
37.             return _host;  
38.         }  
39.           
40.         public function get port():uint {  
41.             return _port;  
42.         }  
43.           
44.         public function get connected():Boolean {  
45.             return this._socket.connected;  
46.         }  
47.           
48.         public function connect():void {  
49.             this._socket.connect(host, port);  
50.         }  
51.           
52.         public function close():void {  
53.             this._socket.close();  
54.         }  
55.           
56.         public function send(params:Object=null):void {  
57.             if(!this.connected || params == null){  
58.                 return;  
59.             }  
60.             var bytes:ByteArray = new ByteArray();  
61.             bytes.writeObject(params);  
62.             bytes.compress();  
63.             this._socket.writeBytes(bytes);  
64.             this._socket.flush();  
65.             this.dispatchEvent(new BaseSocketEvent(BaseSocketEvent.SENDING, params));             
66.         }  
67.           
68.         private function received():void {                
69.             var bytes:ByteArray = new ByteArray();  
70.             while (this._socket.bytesAvailable > 0) {  
71.                 this._socket.readBytes(bytes, 0, this._socket.bytesAvailable);  
72.             }  
73.             try{                  
74.                 bytes.uncompress();  
75.                 this.dispatchEvent(new BaseSocketEvent(BaseSocketEvent.RECEIVED, bytes.readObject()));  
76.             }catch (error:Error) {  
77.                 this.dispatchEvent(new BaseSocketEvent(BaseSocketEvent.DECODE_ERROR));  
78.             }  
79.         }  
80.           
81.         private function handler(event:Event):void {  
82.             switch(event.type) {  
83.                 case Event.CLOSE:  
84.                     this.dispatchEvent(new BaseSocketEvent(BaseSocketEvent.CLOSE));  
85.                     break;  
86.                 case Event.CONNECT:                   
87.                 case IOErrorEvent.IO_ERROR:  
88.                 case SecurityErrorEvent.SECURITY_ERROR:  
89.                     this.dispatchEvent(new BaseSocketEvent(event.type));  
90.                     break;  
91.                 case ProgressEvent.SOCKET_DATA:  
92.                     this.received();  
93.                     break;  
94.             }  
95.         }  
96.     }  
97. }  

view plaincopy to clipboardprint?

1. /**<br/>* 
2. @author Kinglong<br/>* @link [e-mail]<br/>* 
3. @builddate 20081121<br/>* @flashplayerversion 9+<br/>* 
4. @version 0.1<br/>*/<br/><br/>package  
5. com.klstudio.socket { <br/> <br/> import  
6. flash.events.*;<br/> import flash.net.Socket;<br/> import  
7. flash.net.ObjectEncoding;<br/> import  
8. flash.system.Security;<br/> import  
9. flash.utils.ByteArray;<br/><br/> public class BaseSocket  
10. extends EventDispatcher{<br/> <br/> private var  
11. _host:String;<br/> private var _port:uint;<br/> private var  
12. _socket:Socket;<br/> <br/> public function  
13. BaseSocket(host:String, port:uint = 80) {<br/> this._host =  
14. host;<br/> this._port = port;<br/> this._socket = new  
15. Socket();<br/> this._socket.objectEncoding = ObjectEncoding.AMF3;  
16. <br/> Security.loadPolicyFile("xmlsocket://" + this.host + ":" +  
17. this.port);<br/> this._socket.addEventListener(Event.CONNECT,  
18. handler);<br/> this._socket.addEventListener(Event.CLOSE,  
19. handler);<br/>  
20. this._socket.addEventListener(IOErrorEvent.IO_ERROR,  
21. handler);<br/>  
22. this._socket.addEventListener(SecurityErrorEvent.SECURITY_ERROR,  
23. handler);<br/>  
24. this._socket.addEventListener(ProgressEvent.SOCKET_DATA,  
25. handler);<br/> }<br/> <br/> public function get  
26. host():String {<br/> return _host;<br/> }<br/>  
27. <br/> public function get port():uint {<br/> return  
28. _port;<br/> }<br/> <br/> public function get  
29. connected():Boolean {<br/> return  
30. this._socket.connected;<br/> }<br/> <br/> public  
31. function connect():void {<br/> this._socket.connect(host,  
32. port);<br/> }<br/> <br/> public function close():void  
33. {<br/> this._socket.close();<br/> }<br/> <br/>  
34. public function send(params:Object=null):void {<br/>  
35. if(!this.connected || params == null){<br/> return;<br/>  
36. }<br/> var bytes:ByteArray = new ByteArray();<br/>  
37. bytes.writeObject(params);<br/> bytes.compress();<br/>  
38. this._socket.writeBytes(bytes);<br/>  
39. this._socket.flush();<br/> this.dispatchEvent(new  
40. BaseSocketEvent(BaseSocketEvent.SENDING, params)); <br/>  
41. }<br/> <br/> private function received():void { <br/>  
42. var bytes:ByteArray = new ByteArray();<br/> while  
43. (this._socket.bytesAvailable > 0) {<br/>  
44. this._socket.readBytes(bytes, 0,  
45. this._socket.bytesAvailable);<br/> }<br/> try{ <br/>  
46. bytes.uncompress();<br/> this.dispatchEvent(new  
47. BaseSocketEvent(BaseSocketEvent.RECEIVED,  
48. bytes.readObject()));<br/> }catch (error:Error) {<br/>  
49. this.dispatchEvent(new  
50. BaseSocketEvent(BaseSocketEvent.DECODE_ERROR));<br/> }<br/>  
51. }<br/> <br/> private function handler(event:Event):void  
52. {<br/> switch(event.type) {<br/> case  
53. Event.CLOSE:<br/> this.dispatchEvent(new  
54. BaseSocketEvent(BaseSocketEvent.CLOSE));<br/> break;<br/>  
55. case Event.CONNECT: <br/> case IOErrorEvent.IO_ERROR:<br/>  
56. case SecurityErrorEvent.SECURITY_ERROR:<br/>  
57. this.dispatchEvent(new BaseSocketEvent(event.type));<br/>  
58. break;<br/> case ProgressEvent.SOCKET_DATA:<br/>  
59. this.received();<br/> break;<br/> }<br/> }<br/>  
60. }<br/>}  

/**<br/>*@author Kinglong<br/>* @link [e-mail]<br/>*@builddate 20081121<br/>* @flashplayerversion 9+<br/>*@version 0.1<br/>*/<br/><br/>packagecom.klstudio.socket { <br/> <br/> importflash.events.*;<br/> import flash.net.Socket;<br/> importflash.net.ObjectEncoding;<br/> importflash.system.Security;<br/> importflash.utils.ByteArray;<br/><br/> public class BaseSocketextends EventDispatcher{<br/> <br/> private var_host:String;<br/> private var _port:uint;<br/> private var_socket:Socket;<br/> <br/> public functionBaseSocket(host:String, port:uint = 80) {<br/> this._host =host;<br/> this._port = port;<br/> this._socket = newSocket();<br/> this._socket.objectEncoding = ObjectEncoding.AMF3;<br/> Security.loadPolicyFile("xmlsocket://" + this.host + ":" +this.port);<br/> this._socket.addEventListener(Event.CONNECT,handler);<br/> this._socket.addEventListener(Event.CLOSE,handler);<br/>this._socket.addEventListener(IOErrorEvent.IO_ERROR,handler);<br/>this._socket.addEventListener(SecurityErrorEvent.SECURITY_ERROR,handler);<br/>this._socket.addEventListener(ProgressEvent.SOCKET_DATA,handler);<br/> }<br/> <br/> public function gethost():String {<br/> return _host;<br/> }<br/><br/> public function get port():uint {<br/> return_port;<br/> }<br/> <br/> public function getconnected():Boolean {<br/> returnthis._socket.connected;<br/> }<br/> <br/> publicfunction connect():void {<br/> this._socket.connect(host,port);<br/> }<br/> <br/> public function close():void{<br/> this._socket.close();<br/> }<br/> <br/>public function send(params:Object=null):void {<br/>if(!this.connected || params == null){<br/> return;<br/>}<br/> var bytes:ByteArray = new ByteArray();<br/>bytes.writeObject(params);<br/> bytes.compress();<br/>this._socket.writeBytes(bytes);<br/>this._socket.flush();<br/> this.dispatchEvent(newBaseSocketEvent(BaseSocketEvent.SENDING, params)); <br/>}<br/> <br/> private function received():void { <br/>var bytes:ByteArray = new ByteArray();<br/> while(this._socket.bytesAvailable > 0) {<br/>this._socket.readBytes(bytes, 0,this._socket.bytesAvailable);<br/> }<br/> try{ <br/>bytes.uncompress();<br/> this.dispatchEvent(newBaseSocketEvent(BaseSocketEvent.RECEIVED,bytes.readObject()));<br/> }catch (error:Error) {<br/>this.dispatchEvent(newBaseSocketEvent(BaseSocketEvent.DECODE_ERROR));<br/> }<br/>}<br/> <br/> private function handler(event:Event):void{<br/> switch(event.type) {<br/> caseEvent.CLOSE:<br/> this.dispatchEvent(newBaseSocketEvent(BaseSocketEvent.CLOSE));<br/> break;<br/>case Event.CONNECT: <br/> case IOErrorEvent.IO_ERROR:<br/>case SecurityErrorEvent.SECURITY_ERROR:<br/>this.dispatchEvent(new BaseSocketEvent(event.type));<br/>break;<br/> case ProgressEvent.SOCKET_DATA:<br/>this.received();<br/> break;<br/> }<br/> }<br/>}<br/>}

BaseSocketEvent类

view plaincopy to clipboardprint?

1. /** 
2. * @author Kinglong 
3. * @link [e-mail] 
4. * @builddate 20081121 
5. * @flashplayerversion 9+ 
6. * @version 0.1 
7. */  
8.   
9. package com.klstudio.socket {  
10.           
11.     import flash.events.*;  
12.   
13.     public class BaseSocketEvent extends Event {  
14.           
15.         public static const SECURITY_ERROR:String = SecurityErrorEvent.SECURITY_ERROR;  
16.         public static const IO_ERROR:String = IOErrorEvent.IO_ERROR;  
17.         public static const DECODE_ERROR:String = "decode_error";  
18.         public static const RECEIVED:String = "received";  
19.         public static const SENDING:String = "sending";  
20.         public static const CLOSE:String = Event.CLOSE;  
21.         public static const CONNECT:String = Event.CONNECT;  
22.           
23.         private var _data:Object;  
24.           
25.         public function BaseSocketEvent(type:String, data:Object = null) {  
26.             super(type, true);  
27.             this._data = data;            
28.         }  
29.           
30.         public function get data():Object {  
31.             return _data;  
32.         }  
33.           
34.         override public function toString():String {  
35.             return formatToString("BaseSocketEvent", "type", "bubbles", "cancelable", "data");  
36.         }  
37.           
38.         override public function clone():Event {  
39.             return new BaseSocketEvent(type, data);  
40.         }  
41.     }  
42.       
43. }  

view plaincopy to clipboardprint?

1. /**<br/>* 
2. @author Kinglong<br/>* @link [e-mail]<br/>* 
3. @builddate 20081121<br/>* @flashplayerversion 9+<br/>* 
4. @version 0.1<br/>*/<br/><br/>package  
5. com.klstudio.socket {<br/> <br/> import  
6. flash.events.*;<br/><br/> public class BaseSocketEvent  
7. extends Event {<br/> <br/> public static const  
8. SECURITY_ERROR:String = SecurityErrorEvent.SECURITY_ERROR;<br/>  
9. public static const IO_ERROR:String = IOErrorEvent.IO_ERROR;<br/>  
10. public static const DECODE_ERROR:String = "decode_error";<br/>  
11. public static const RECEIVED:String = "received";<br/> public  
12. static const SENDING:String = "sending";<br/> public static const  
13. CLOSE:String = Event.CLOSE;<br/> public static const  
14. CONNECT:String = Event.CONNECT;<br/> <br/> private var  
15. _data:Object;<br/> <br/> public function  
16. BaseSocketEvent(type:String, data:Object = null) {<br/>  
17. super(type, true);<br/> this._data = data; <br/>  
18. }<br/> <br/> public function get data():Object {<br/>  
19. return _data;<br/> }<br/> <br/> override public  
20. function toString():String {<br/> return  
21. formatToString("BaseSocketEvent", "type", "bubbles", "cancelable",  
22. "data");<br/> }<br/> <br/> override public function  
23. clone():Event {<br/> return new BaseSocketEvent(type,  
24. data);<br/> }<br/> }<br/> <br/>}  

/**<br/>*@author Kinglong<br/>* @link [e-mail]<br/>*@builddate 20081121<br/>* @flashplayerversion 9+<br/>*@version 0.1<br/>*/<br/><br/>packagecom.klstudio.socket {<br/> <br/> importflash.events.*;<br/><br/> public class BaseSocketEventextends Event {<br/> <br/> public static constSECURITY_ERROR:String = SecurityErrorEvent.SECURITY_ERROR;<br/>public static const IO_ERROR:String = IOErrorEvent.IO_ERROR;<br/>public static const DECODE_ERROR:String = "decode_error";<br/>public static const RECEIVED:String = "received";<br/> publicstatic const SENDING:String = "sending";<br/> public static constCLOSE:String = Event.CLOSE;<br/> public static constCONNECT:String = Event.CONNECT;<br/> <br/> private var_data:Object;<br/> <br/> public functionBaseSocketEvent(type:String, data:Object = null) {<br/>super(type, true);<br/> this._data = data; <br/>}<br/> <br/> public function get data():Object {<br/>return _data;<br/> }<br/> <br/> override publicfunction toString():String {<br/> returnformatToString("BaseSocketEvent", "type", "bubbles", "cancelable","data");<br/> }<br/> <br/> override public functionclone():Event {<br/> return new BaseSocketEvent(type,data);<br/> }<br/> }<br/> <br/>}

调用实例

view plaincopy to clipboardprint?

1. /** 
2. * ... 
3. * @author Kinglong 
4. * @version 0.1 
5. */  
6.   
7. package project.test {  
8.       
9.     import flash.display.*;  
10.     import flash.events.*;  
11.     import flash.text.TextField;  
12.       
13.     import com.klstudio.data.Map;  
14.     import com.klstudio.socket.BaseSocket;  
15.     import com.klstudio.socket.BaseSocketEvent;  
16.       
17.     public class TestGame extends Sprite {    
18.         private var _socket:BaseSocket;  
19.         private var _id:uint;  
20.         private var _lists:Map;  
21.         private var _info:TextField;  
22.         public function TestGame() {              
23.             _info = new TextField();  
24.             _info.selectable = false;             
25.             _info.text = "未连接";  
26.             addChild(_info);          
27.               
28.             stage.addEventListener(MouseEvent.MOUSE_UP, stageHandler);            
29.             _lists = new Map();  
30.             _socket = new BaseSocket("localhost", 110);  
31.             configureListeners(_socket);  
32.             _socket.connect();            
33.         }     
34.           
35.         private function configureListeners(dispatcher:IEventDispatcher):void {  
36.             dispatcher.addEventListener(BaseSocketEvent.CLOSE, handler);  
37.             dispatcher.addEventListener(BaseSocketEvent.CONNECT, handler);  
38.             dispatcher.addEventListener(BaseSocketEvent.IO_ERROR, handler);  
39.             dispatcher.addEventListener(BaseSocketEvent.SECURITY_ERROR, handler);  
40.             dispatcher.addEventListener(BaseSocketEvent.SENDING, handler);  
41.             dispatcher.addEventListener(BaseSocketEvent.RECEIVED, handler);  
42.             dispatcher.addEventListener(BaseSocketEvent.DECODE_ERROR, handler);  
43.         }  
44.           
45.         private function handler(event:BaseSocketEvent):void {  
46.             switch(event.type) {  
47.                 case BaseSocketEvent.RECEIVED:  
48.                     receive(event.data);  
49.                     break;  
50.                 case BaseSocketEvent.CLOSE:  
51.                     debug("连接关闭");  
52.                     removeAll();  
53.                     break;  
54.                 case BaseSocketEvent.CONNECT:  
55.                     debug("连接中...");  
56.                     _socket.send( { event:"init" } );  
57.                     break;  
58.                 case BaseSocketEvent.IO_ERROR:  
59.                 case BaseSocketEvent.SECURITY_ERROR:  
60.                     debug("连接失败");  
61.                     break;  
62.                 case BaseSocketEvent.DECODE_ERROR:  
63.                     debug("解码失败");  
64.                     break;    
65.             }  
66.         }  
67.           
68.         private function stageHandler(event:MouseEvent):void {  
69.             _socket.send( { event:"move", x:this.mouseX, y:this.mouseY } );  
70.         }  
71.           
72.         private function receive(object:Object):void {  
73.             switch(object.event) {  
74.                 case "init":  
75.                     init(object.id);  
76.                     for (var i:uint = 0; i < object.list.length; i++ ) {  
77.                         var item:Object = object.list[i];  
78.                         add(item.id, item.x, item.y);  
79.                     }  
80.                     break;  
81.                 case "move":  
82.                     move(object.id, object.x, object.y);                      
83.                     break;  
84.                 case "remove":  
85.                     remove(object.id);                    
86.                     break;  
87.                 case "add":  
88.                     add(object.id);  
89.                     break;  
90.             }  
91.         }  
92.           
93.         private function init(id:uint):void {  
94.             this._id = id;  
95.             add(id);  
96.         }  
97.           
98.         private function add(id:uint, x:Number = undefined, y:Number = undefined):void {              
99.             x = x || stage.stageWidth / 2;  
100.             y = y || stage.stageHeight / 2;  
101.             if (_lists.containsKey(id)) {  
102.                 return;  
103.             }  
104.             var role:GameRole = new GameRole(id,_id == id);  
105.             role.move(x,y);  
106.             addChild(role);  
107.             _lists.put(id, role);  
108.         }  
109.           
110.         private function move(id:uint, x:Number, y:Number):void {  
111.             if (_lists.containsKey(id)) {  
112.                 var role:GameRole = _lists.get(id);  
113.                 role.to(x, y);  
114.             }  
115.         }  
116.           
117.         private function remove(id:uint):void {  
118.             if (_lists.containsKey(id)) {  
119.                 var role:GameRole = _lists.remove(id);  
120.                 trace(role);  
121.                 if (this.contains(role)) {  
122.                     removeChild(role);                    
123.                 }  
124.                 role = null;  
125.             }  
126.         }  
127.           
128.         private function removeAll():void {  
129.             var keys:Array = _lists.keys;  
130.             for (var i:uint = 0; i < keys.length; i++ ) {  
131.                 var role:GameRole = _lists.remove(keys[i]);               
132.                 if (this.contains(role)) {  
133.                     removeChild(role);  
134.                 }  
135.                 role = null;                  
136.             }  
137.         }  
138.           
139.         private function debug(msg:String):void {  
140.             _info.text = msg;  
141.             trace(msg);  
142.         }  
143.           
144.     }  
145.       
146. }  

view plaincopy to clipboardprint?

1. /**<br/>* 
2. ...<br/>* @author Kinglong<br/>* @version 
3. 0.1<br/>*/<br/><br/>package project.test {<br/>  
4. <br/> import flash.display.*;<br/> import  
5. flash.events.*;<br/> import flash.text.TextField;<br/>  
6. <br/> import com.klstudio.data.Map;<br/> import  
7. com.klstudio.socket.BaseSocket;<br/> import  
8. com.klstudio.socket.BaseSocketEvent;<br/> <br/> public  
9. class TestGame extends Sprite { <br/> private var  
10. _socket:BaseSocket;<br/> private var _id:uint;<br/> private  
11. var _lists:Map;<br/> private var _info:TextField;<br/>  
12. public function TestGame() { <br/> _info = new  
13. TextField();<br/> _info.selectable = false; <br/>  
14. _info.text = "未连接";<br/> addChild(_info); <br/> <br/>  
15. stage.addEventListener(MouseEvent.MOUSE_UP, stageHandler); <br/>  
16. _lists = new Map();<br/> _socket = new BaseSocket("localhost",  
17. 110);<br/> configureListeners(_socket);<br/>  
18. _socket.connect(); <br/> } <br/> <br/> private  
19. function configureListeners(dispatcher:IEventDispatcher):void  
20. {<br/> dispatcher.addEventListener(BaseSocketEvent.CLOSE,  
21. handler);<br/>  
22. dispatcher.addEventListener(BaseSocketEvent.CONNECT,  
23. handler);<br/>  
24. dispatcher.addEventListener(BaseSocketEvent.IO_ERROR,  
25. handler);<br/>  
26. dispatcher.addEventListener(BaseSocketEvent.SECURITY_ERROR,  
27. handler);<br/>  
28. dispatcher.addEventListener(BaseSocketEvent.SENDING,  
29. handler);<br/>  
30. dispatcher.addEventListener(BaseSocketEvent.RECEIVED,  
31. handler);<br/>  
32. dispatcher.addEventListener(BaseSocketEvent.DECODE_ERROR,  
33. handler);<br/> }<br/> <br/> private function  
34. handler(event:BaseSocketEvent):void {<br/> switch(event.type)  
35. {<br/> case BaseSocketEvent.RECEIVED:<br/>  
36. receive(event.data);<br/> break;<br/> case  
37. BaseSocketEvent.CLOSE:<br/> debug("连接关闭");<br/>  
38. removeAll();<br/> break;<br/> case  
39. BaseSocketEvent.CONNECT:<br/> debug("连接中...");<br/>  
40. _socket.send( { event:"init" } );<br/> break;<br/> case  
41. BaseSocketEvent.IO_ERROR:<br/> case  
42. BaseSocketEvent.SECURITY_ERROR:<br/> debug("连接失败");<br/>  
43. break;<br/> case BaseSocketEvent.DECODE_ERROR:<br/>  
44. debug("解码失败");<br/> break; <br/> }<br/> }<br/>  
45. <br/> private function stageHandler(event:MouseEvent):void  
46. {<br/> _socket.send( { event:"move", x:this.mouseX, y:this.mouseY  
47. } );<br/> }<br/> <br/> private function  
48. receive(object:Object):void {<br/> switch(object.event)  
49. {<br/> case "init":<br/> init(object.id);<br/> for  
50. (var i:uint = 0; i < object.list.length; i++ ) {<br/> var  
51. item:Object = object.list[i];<br/> add(item.id, item.x,  
52. item.y);<br/> }<br/> break;<br/> case  
53. "move":<br/> move(object.id, object.x, object.y); <br/>  
54. break;<br/> case "remove":<br/> remove(object.id);  
55. <br/> break;<br/> case "add":<br/>  
56. add(object.id);<br/> break;<br/> }<br/> }<br/>  
57. <br/> private function init(id:uint):void {<br/> this._id =  
58. id;<br/> add(id);<br/> }<br/> <br/> private  
59. function add(id:uint, x:Number = undefined, y:Number = undefined):void  
60. { <br/> x = x || stage.stageWidth / 2;<br/> y = y ||  
61. stage.stageHeight / 2;<br/> if (_lists.containsKey(id))  
62. {<br/> return;<br/> }<br/> var role:GameRole = new  
63. GameRole(id,_id == id);<br/> role.move(x,y);<br/>  
64. addChild(role);<br/> _lists.put(id, role);<br/>  
65. }<br/> <br/> private function move(id:uint, x:Number,  
66. y:Number):void {<br/> if (_lists.containsKey(id)) {<br/>  
67. var role:GameRole = _lists.get(id);<br/> role.to(x,  
68. y);<br/> }<br/> }<br/> <br/> private function  
69. remove(id:uint):void {<br/> if (_lists.containsKey(id))  
70. {<br/> var role:GameRole = _lists.remove(id);<br/>  
71. trace(role);<br/> if (this.contains(role)) {<br/>  
72. removeChild(role); <br/> }<br/> role = null;<br/>  
73. }<br/> }<br/> <br/> private function removeAll():void  
74. {<br/> var keys:Array = _lists.keys;<br/> for (var i:uint =  
75. 0; i < keys.length; i++ ) {<br/> var role:GameRole =  
76. _lists.remove(keys[i]); <br/> if (this.contains(role))  
77. {<br/> removeChild(role);<br/> }<br/> role = null;  
78. <br/> }<br/> }<br/> <br/> private function  
79. debug(msg:String):void {<br/> _info.text = msg;<br/>  
80. trace(msg);<br/> }<br/> <br/> }<br/>  
81. <br/>}