Re: file output in java : Notepad gives weird results

From:
Patricia Shanahan <pats@acm.org>
Newsgroups:
comp.lang.java.programmer
Date:
Sat, 29 Mar 2008 19:49:07 -0700
Message-ID:
<13utvt4i3jgspba@corp.supernews.com>
Arne VajhQj wrote:

ankur wrote:

I used the following code to write output to a file.
FileOutputStream fout = new FileOutputStream(fname,true);
        PrintStream ps = new PrintStream(fout);
Random r = new Random(10);
        for(int i = 0 ; i <= r1-1; i++)
        {
            for (int j = 0 ; j <= c1-1; j++)
            {
                m1[i][j] = r.nextInt(10);
                //System.out.println(m1[i][j]);
                ps.print(m1[i][j]);
                ps.printf("\n");
            }

                //ps.printf("\r");
        }
        ps.close();
        fout.close();
        }

with this code if I read the output file in notepad I get all junk
characters written out. Like this:

0V0?0V0?0?0?

But if I open this file in textpad the output is fine:

3
0
3
0
6
6

However if I uncomment
//ps.printf("\r");

Output in notepad is surprising. There are no new lines: 303066

But textpad is fine !


Apparently TextPad considers \n a line break while NotePad only
considers \r\n a line break.

....

Maybe NotePad is interpreting a \r followed by another character other
than \n as a weird character?

Note that the line termination problem can be fixed very easily by
replacing 'ps.printf("\r");' with 'ps.printf("%n");'.

Patricia

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