I think your response.setContentType is wrong if you want
to be sending java objects back and forth.
--Monte Glenn Gardner
On Thu, 5 Sep 2002, Sohaila Roberts wrote:
> Hello, I have an applet that sends an object to a servlet via an object
> input stream and I get the following error..
>
> Ctx(/pr) : IOException in R( /pr + /servlet/pr + null) -
> java.io.StreamCorruptedException: Caught EOFException while reading the
> stream header
> at
> java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:840)
> at java.io.ObjectInputStream.<init>(ObjectInputStream.java:163)
> at pr.doGet(pr.java:43)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java)
> at
> org.apache.tomcat.facade.ServletHandler.doService(ServletHandler.java:574)
> at org.apache.tomcat.core.Handler.invoke(Handler.java:322)
> at org.apache.tomcat.core.Handler.service(Handler.java:235)
> at
> org.apache.tomcat.facade.ServletHandler.service(ServletHandler.java:485)
> at
> org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:917)
> at
> org.apache.tomcat.core.ContextManager.service(ContextManager.java:833)
> at
>
>org.apache.tomcat.modules.server.Http10Interceptor.processConnection(Http10Interceptor.java:176)
> at
> org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:494)
> at
> org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:516)
> at java.lang.Thread.run(Thread.java:479)
>
> --------------------
> my code is as follows..
>
> public boolean sendToServlet()
> {
> boolean sent = false;
> FormData fd = new
> FormData(cName,deliver,phone,acct,requested,date,subt,
> hst,tot,items);
> try {
> Serializable objs[] = { fd };
>
> URL servlet = new URL(webbase, "pr/servlet/pr");
> in = postObjects(servlet, objs);
> Boolean tmp = (Boolean)in.readObject();
> sent = tmp.booleanValue();
> in.close();
>
> } catch(Exception e) {}
> return sent;
> }
>
>
> public ObjectInputStream postObjects(URL servlet,
> Serializable objs[]) throws Exception
> {
> URLConnection con = servlet.openConnection();
> con.setDoInput(true);
> con.setDoOutput(true);
> con.setUseCaches(false);
> con.setRequestProperty("Content-Type",
> "application/x-www-form-urlencoded");
>
> // Write the arguments as post data
> ObjectOutputStream out = new
> ObjectOutputStream(con.getOutputStream());
> int numObjects = objs.length;
> for (int x = 0; x < numObjects; x++) {
> out.writeObject(objs[x]);
> }
>
> out.flush();
> out.close();
>
> return new ObjectInputStream( con.getInputStream() );
> }
>
> --servlet code chunk--
>
> public void doGet(HttpServletRequest req, HttpServletResponse res)
> throws ServletException, IOException
> {
> res.setContentType("text/html");
> ObjectInputStream in = new
> ObjectInputStream(req.getInputStream());
> try {
> FormData data = (FormData)in.readObject();
> PrintWriter out = res.getWriter();
> report(res.getWriter(), data);
>
> } catch(Exception e) {}
> }
>
>
> -----------------
> In a previous application I used basically the same code but in my servlet
> I used the doPost method instead. That application worked fine with no
> errors.. When I tried doing this appliation with doPost I would get
> GET method not specified errors..
>
> The only difference between the 2 applications is that I am now using
> tomcat (not servletrunner).
> Is there something I'm not doing that I should be?
>
> Thanks
> Sohaila
>
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