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dwrµÄreverse AjaxÎÊÌâ

ÒÔÏÂÊÇ´úÂ룬debug·¢ÏÖgetScriptSessionsByPage·µ»ØµÄsessionsһֱΪ¿ÕµÄ£¨sessions.size£¨£©=0  £©£¬µ¼ÖÂÎÞ·¨½«Êý¾Ý·¢Ë͵½¿Í»§¶Ë£¬ÊÇ·ñÊÇ("/ABC/chat.jsp£©Â·¾¶ÎÊÌ⣿µ«¼´Ê¹Ê¹ÓÃȫ·¾¶ÒÀÈ»Èç´Ë¡£Çë¸ßÊÖÖ¸½Ì¡£¡£

WebContext wctx = WebContextFactory.get(); 
        ScriptBuffer script = new ScriptBuffer();
        script.appendScript("receivemessage(")
          .appendData(message)
          .appendScript(");");
        ServerContext sctx = ServerContextFactory.get(wctx.getServletContext());             
        // Push script out to clients viewing the page
        Collection <ScriptSession> sessions =
                  sctx.getScriptSessionsByPage("/TPL/chat.jsp");
        System.out.println(sessions.size());       
        for (ScriptSession session : sessions) {
          session.addScript(script);
        }


End_rbody_60050185//-->
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