Flash与J2EE之间的通信！

最新推荐文章于 2021-02-16 03:45:48 发布

eclipser1987

最新推荐文章于 2021-02-16 03:45:48 发布

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分类专栏： Flex/ActionScript 文章标签： flash function import string stylesheet 测试

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看实例：

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"; %> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <base href="<%=basePath%>"> <title>测试FlashJ2EE通信</title> <meta http-equiv="pragma" content="no-cache"> <meta http-equiv="cache-control" content="no-cache"> <meta http-equiv="expires" content="0"> <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"> <meta http-equiv="description" content="This is my page">  </head> <body> <% String defalutUsername = getServletContext().getInitParameter("username"); String defalutPassword = getServletContext().getInitParameter("password"); String username = request.getParameter("username"); String password = request.getParameter("password"); out.print("&dayNames=" + username); if (username.equals(defalutUsername) && password.equals(defalutPassword)) { out.print("&other=LoginSuccess"); }else{ out.print("&other=LoginFail"); } out.print("&time=" + new Date()); %> </body> </html>

web.xml配置

<context-param> <description>默认的用户名，测试所用，正常情况下应该读取数据库！</description> <param-name>username</param-name> <param-value>Vicky</param-value> </context-param> <context-param> <description>默认的用户名，测试所用，正常情况下应该读取数据库！</description> <param-name>password</param-name> <param-value>123456</param-value> </context-param>

package { import flash.events.*; import flash.net.*; public class Connect { private static var connect:Connect = null; // 连接的网址 // http://localhost:8080/FlashJ2EE/servlet/LoginServlet // http://localhost:8080/FlashJ2EE/Login.jsp public function Connect() { } public function sendMessage(para:URLVariables,_url:String = "http://localhost:8080"):void { // 设置发送数据的变量 // 设置发送数据的方式 var request:URLRequest = new URLRequest(); request.data = para; request.url = _url; request.method = URLRequestMethod.POST;//发送的方式 // 发送数据 var loader:URLLoader = new URLLoader(); loader.dataFormat = URLLoaderDataFormat.VARIABLES; //发送数据的格式 loader.addEventListener(Event.COMPLETE,completeHandler); loader.addEventListener(IOErrorEvent.IO_ERROR ,ioHandler); try { loader.load(request); } catch (e:Error) { trace("失败"); } } private function completeHandler(e:Event):void { trace("OK"); var loader2:URLLoader = URLLoader(e.target); var variables:URLVariables = new URLVariables(loader2.data); // 接收到JSP的数据 trace("variables.dayNames = " + variables.dayNames); trace("variables.other = " + variables.other); } private function ioHandler(e:Event):void { trace("失败了"); } } }

package { import flash.display.Sprite; import flash.events.*; import flash.net.*; import flash.text.*; public class Main extends Sprite { private var con:Connect;//连接类 private var username:TextField;//名字 private var password:TextField;//密码 public function Main() { con = new Connect(); init();//初始化输入框 } private function init():void { username = new TextField(); addChild(username); username.width = 200; username.height = 20; username.x = stage.stageWidth/2; username.y = stage.stageHeight/2; username.type = TextFieldType.INPUT;//输入方式 username.border = true;//边框 username.background = true; password = new TextField(); addChild(password); password.width = 200; password.height = 20; password.x = stage.stageWidth/2; password.y = stage.stageHeight/2+22; password.type = TextFieldType.INPUT;//输入方式 password.border = true;//边框 password.background = true; stage.addEventListener(MouseEvent.MOUSE_WHEEL,sendhander); } private function sendhander(e:MouseEvent):void { if (username.text != "" ||password.text != "") { var para:URLVariables = new URLVariables();//发送所需要的数据，包括用户名和密码 para.username = username.text; para.password = password.text; con.sendMessage(para,"http://localhost:8080/FlashJ2EE/Login.jsp"); } else { trace("不能发送空信息"); } } } }

测试，(使用鼠标中间滑动测试)。

打印：

[SWF] G:/work2/FlashJ2EE通信/bin-debug/Main.swf - 3,094 bytes after decompression
OK
variables.dayNames = Vicky
variables.other = LoginSuccess