Yes, quite ok. -----Original Message----- From: Martin [mailto:[EMAIL PROTECTED]] Sent: Tuesday, August 20, 2002 8:12 PM To: A mailing list about Java Server Pages specification and reference Cc: [EMAIL PROTECTED] Subject: Re: Re: Pushing data to an Applet
Partha- How about using the HTTP POST exchange? 1st applet gets the HTTPConnection from URL opens a PrintWriter (from the HTTPConnection OutputStream) writes to it closes ------------------------------------------------- Receiving applet opens HTTPConnection (from the receiving URL) opens a InputStream Readline on InputStream until no more closes --- -M ----- Original Message ----- From: "Partha Ranjan Das" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Thursday, February 13, 2003 9:34 AM Subject: Re: Pushing data to an Applet > Hi, > I think it is not possible without polling, because if the users are behind > proxy servers, then even if the server gets the remote addresses by means of > getRemoteAddr() or some other method, this address will only be that of the > proxy server and not the actual m/cs themselves. I think to tunnel it thro' > firewall the best thing to do with a polling scheme is to connect to the > servlet using a URLConnection object and read/write using a > ServletOutputStream. > Not sure.. but looks feasible. > Regards, > Partha > > -----Original Message----- > From: Bhushan Bhangale [mailto:[EMAIL PROTECTED]] > Sent: Thursday, February 13, 2003 8:18 AM > To: [EMAIL PROTECTED] > Subject: Pushing data to an Applet > > > Hi, > > I have a Java Swing applet in my site. It talks to server via Applet to > Servlet Communication. There is one application running at the server side, > which processes some order. > > Now the functionality which I have to build is that the application should > be able to push orders to the applets, so that the users who are currently > watching the applet should be able to see the latest data automatically > without sendinga request. > > I searched on web but couldn't find anything as to how can I push data to > all the connected applets of the site. > > The solution which I thought is the applet will poll the server after every > say 1 minute to check if there is any new to show. But suppose the number of > user is more and there is nothing new to show, the applets will unnecessary > making the request to the server. > > I can't use Socket connection or RMI as the site will browsed outside the > firewall. Is there any way by which I can push data from server to applets, > so that when ever new thing will come server will make connection with > applets and push data thereby using network only when needed. Unlike in > polling the network is used unnecessarily. > > Regards > Bhushan > > > ********************************************************************* > Disclaimer: The information in this e-mail and any attachments is > confidential / privileged. It is intended solely for the addressee or > addressees. If you are not the addressee indicated in this message, you may > not copy or deliver this message to anyone. In such case, you should destroy > this message and kindly notify the sender by reply email. Please advise > immediately if you or your employer does not consent to Internet email for > messages of this kind. > ********************************************************************* > > =========================================================================== > To unsubscribe: mailto [EMAIL PROTECTED] with body: "signoff JSP-INTEREST". > For digest: mailto [EMAIL PROTECTED] with body: "set JSP-INTEREST DIGEST". > > Some relevant archives, FAQs and Forums on JSPs can be found at: > > http://java.sun.com/products/jsp > http://archives.java.sun.com/jsp-interest.html > http://forums.java.sun.com > http://www.jspinsider.com > ********************************************************************* Disclaimer: The information in this e-mail and any attachments is confidential / privileged. It is intended solely for the addressee or addressees. If you are not the addressee indicated in this message, you may not copy or deliver this message to anyone. In such case, you should destroy this message and kindly notify the sender by reply email. Please advise immediately if you or your employer does not consent to Internet email for messages of this kind. ********************************************************************* =========================================================================== To unsubscribe: mailto [EMAIL PROTECTED] with body: "signoff JSP-INTEREST". For digest: mailto [EMAIL PROTECTED] with body: "set JSP-INTEREST DIGEST". Some relevant archives, FAQs and Forums on JSPs can be found at: http://java.sun.com/products/jsp http://archives.java.sun.com/jsp-interest.html http://forums.java.sun.com http://www.jspinsider.com
