Re: System.out PrintWriter print() and flush() not flushing?
Karsten Wutzke wrote:
I tried your solution, but there's still no flush on printing just a
dot without println...
while ( sck.isConnected() && !sck.isClosed() )
{
boolean doNewline = false;
try
{
//times out according to socket (here one sec)
String strMessage = br.readLine();
if ( strMessage != null )
{
if ( doNewline )
{
System.out.println();
}
System.out.println(" IN <<< '" + strMessage + "'");
Message msg = mf.createIncomingMessage(strMessage);
processIncomingMessage(msg);
doNewline = false;
}
Thread.sleep(msec);
}
catch ( SocketTimeoutException ste )
{
//doesn't flush
System.out.print(".");
System.out.flush();
doNewline = true;
}
catch ( Exception e )
{
e.printStackTrace();
}
}
}
When I let the program run for a few seconds nothing gets printed
while receiving no data (timeout), when I close the program and return
to the shell, all missing dots are printed all at once. But this is
not what I wanted. I want to print just a dot without newline for each
second the socket doesn't receive data.
Im out of ideas *shrug*... sometimes the easiest things to do turn out
to be the most pain in the...
Karsten
What do you think flush() is supposed to do? Printing the 'dot' is all
that System.out.print(".") and System.out.flush() is going to do.
--
Knute Johnson
email s/nospam/linux/
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