You should use the new RequestDispatcher functionality built into the 2.1+
compliant servlet engines to communicate between servlets.
(*Chris*)
----- Original Message -----
From: <Katrina Chiang> <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Wednesday, September 29, 1999 11:54 AM
Subject: Re: servlet to servlet communication problem
> Thanks for the infomation. Since both getServletNames() and getServlet()
> functions are deprecated, what function call should I use to replace
> them? Or maybe use an entire different approach to have communications
> between servlets?
>
> -----Original Message-----
> From: A mailing list for discussion about Sun Microsystem's Java Servlet
> API Technology. [mailto:[EMAIL PROTECTED]]On Behalf Of Chris
> Pratt
> Sent: Wednesday, September 29, 1999 11:13 AM
> To: [EMAIL PROTECTED]
> Subject: Re: servlet to servlet communication problem
>
>
> That's because getServlet() and getServletNames() were not just
deprecated,
> but disabled in the JSDK 2.1 spec. All JSDK 2.1 compliant servlet engines
> are required to return an empty Enumeration for getServletNames(), and
null
> for getServlet().
> (*Chris*)
>
> ----- Original Message -----
> From: <Katrina Chiang> <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Wednesday, September 29, 1999 9:49 AM
> Subject: servlet to servlet communication problem
>
>
> > Hi, I tried to write a servlet to communicate with another servlet by
> > getting the second servlet's reference
> > using the following code. It so happened that everytime the servlet
> context
> > return null when I call
> > context.getServletNames() or simply context.getServelt(servletName). I'm
> > using JWS 2.0 + Jdk1.2.2.
> > The code works fine under Visual Cafe 3.0c + jdk1.2.2 environment but
just
> > did not work under JWS 2.0.
> > Any idea? Thanks.
> >
> >
> > public static Servlet getServlet(String servletName,
> > ServletRequest req,
> > ServletContext context)
> >
> >
> > try
> > {
> > Servlet servlet = context.getServlet(servletName);
> > if(servlet != null)
> > {
> > return servlet;
> > }
> > Socket socket = new Socket(req.getServerName(),
> > req.getServerPort());
> > socket.setSoTimeout(4000);
> > PrintWriter out = new PrintWriter(socket.getOutputStream(),
> > true);
> > out.println("GET /servlet/" + servletName + " HTTP/1.0");
> > out.println();
> > Enumeration names = context.getServletNames();
> >
> > try
> > {
> > socket.getInputStream().read();
> > }
> > catch(InterruptedIOException e)
> > {
> > out.close();
> > }
> > Servlet s = context.getServlet(servletName);
> >
> > return context.getServlet(servletName);
> > }
> > catch(Exception e)
> > {
> > return null;
> > }
> > }
> > ============================
> > Katrina Chiang
> > Member of Technical Staff
> > Bell Labs, Lucent Technologies
> >
> > [EMAIL PROTECTED]
> > (650)565-7664
> > 3180 Porter Drive
> > Palo Alto, CA
> >
> >
>
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> >
>
>
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