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   FlashBuilder4 Beta2: http://trials.adobe.com/pub/esd/labs/flashbuilder/flashbuilder4_b2_win_100509.exe
   blazeds 4.0: http://flexorg.wip3.adobe.com/blazeds/trunk/10321/blazeds-turnkey-4.0.0.10321.zip
  ÔÚEclipseÖÐн¨'Dynamic Web project'ÀàÐ͵ÄÏîÄ¿£¬½«blazeds 4.0ÖеÄÕû¸öblazeds/WEB-INFĿ¼£¬¸´ÖƲ¢¸²¸ÇJavaÏîÄ¿µÄWebContent\WEB-INFĿ¼¡£
  È»ºóÐÞ¸Äweb.xml£¬½«useAppserverSecurityÉèÖÃΪfalse£¬ÆôÓÃRDSDispatchServlet(½«Ô­ÓеÄ×¢ÊÍÈ¡Ïûµô)£¬¼´¿É¡£ÎļþÄÚÈÝÈçÏ£º
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN" "http://java.sun.com/dtd/web-app_2_3.dtd">
<web-app>
<display-name>BlazeDS</display-name>
<description>BlazeDS Application</description>
<!-- Http Flex Session attribute and binding listener support -->
<listener>
<listener-class>flex.messaging.HttpFlexSession</listener-class>
</listener>
<!-- MessageBroker Servlet -->
<servlet>
<servlet-name>MessageBrokerServlet</servlet-name>
<display-name>MessageBrokerServlet</display-name>
<servlet-class>flex.messaging.MessageBrokerServlet</servlet-class>
<init-param>
<param-name>services.configuration.file</param-name>
<param-value>/WEB-INF/flex/services-config.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet&g


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