I think they may be tomcat specific?
thanks,
- Dale
$ export CLASSPATH=~/proj/jakarta-tomcat-3.2.1/lib/servlet.jar
$ javap javax.servlet.ServletResponse
Compiled from ServletResponse.java
public interface javax.servlet.ServletResponse
/* ACC_SUPER bit NOT set */
{
public abstract void flushBuffer() throws java.io.IOException;
public abstract int getBufferSize();
public abstract java.lang.String getCharacterEncoding();
public abstract java.util.Locale getLocale();
public abstract javax.servlet.ServletOutputStream getOutputStream() throws
java.io.IOException;
public abstract java.io.PrintWriter getWriter() throws java.io.IOException;
public abstract boolean isCommitted();
public abstract void reset();
public abstract void setBufferSize(int);
public abstract void setContentLength(int);
public abstract void setContentType(java.lang.String);
public abstract void setLocale(java.util.Locale);
}
On Sun, Jan 21, 2001 at 10:19:58AM -0800, Craig O'Brien wrote:
> Excuse my confusion but, HttpServletResponse does not contain the methods
> setBufferSize() or flushBuffer(). Did you leave these out of your example?
>
> Also, If you set a buffer size to 0 would there be anything there to flush?
>
> Regards,
> Craig
>
> -----Original Message-----
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]
> Sent: Sunday, January 21, 2001 9:41 AM
> To: [EMAIL PROTECTED]
> Subject: Buffering of servlet responses
>
>
> Hi,
>
> Apologies if this has been asked before but the search on the mailing list
> archive directs to port 9999 at the moment which I cannot access from behind
> my firewall.
>
> I'm trying to get the small servlet 'push' example below working but tomcat
> appears to ignore the requests to flush it's buffers.
>
> The content does not leave the server until the page is finished.
>
> I'm guessing that people must be already doing this sort of thing, so what
> have
> I missed?
>
> Tomcat: 3.2.1
> JDK: 1.2.2
> OS: Linux 2.2.18
>
> thanks,
>
> - Dale
>
> import javax.servlet.*;
> import javax.servlet.http.*;
> import java.io.*;
>
> public class TestPushServlet extends HttpServlet {
> public void doGet(HttpServletRequest req, HttpServletResponse resp) {
> try {
> resp.setBufferSize(0);
> resp.setContentType("text/html");
>
> PrintWriter out = resp.getWriter();
>
>
> out.println("<html><head><title>TestPushServlet</title></head><body>");
>
> for (int i = 0; i < 10; i++) {
> Thread.sleep(2000);
> out.println(i + "<br>");
> out.flush();
> resp.flushBuffer();
> }
> out.println("</body></html>");
> } catch (Exception ex) {
> ex.printStackTrace();
> }
> }
> }
>
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