Groups > comp.lang.java.programmer > #9949

Re: A strange behaviour of a File property

From	Lew <lewbloch@gmail.com>
Newsgroups	comp.lang.java.programmer
Subject	Re: A strange behaviour of a File property
Date	2011-11-13 22:00 -0800
Organization	http://groups.google.com
Message-ID	<19328983.549.1321250407838.JavaMail.geo-discussion-forums@prew38> (permalink)
References	<5980efbc-9010-4145-b886-fe106c5ac2d5@c18g2000yqj.googlegroups.com> <slrnjbqj37.fvg.avl@gamma.logic.tuwien.ac.at> <j9kion$7o7$1@dont-email.me> <2011111400244576638-angrybaldguy@gmailcom>

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Owen Jacobson wrote:
> Eric Sosman said:
... 
>>      Even better is to forgo the silly string-bashing and let File
>> figure it out:
>> 
>> 	File parentDir = ...;
>> 	File childFile = new File(parentDir, "child");
> 
> You don't need that, either, if all you're doing is enumerating 
> directory contents like the OP. File exposes a method for obtaining the 
> entries of a directory *as File objects* already, so reconstructing 
> File objects from the base names and parent directory is pretty much 
> wasted effort.
> 
> Have a look at the listFiles() method.
> 
> -o

When quoting him, you left out the part of Eric's post that said:
> (In the O.P.'s specific case, using listFiles() instead of list() 
> would simplify things a good deal.) 

-- 
Lew

Thread

A strange behaviour of a File property alelvb@inwind.it - 2011-11-11 05:45 -0800
  Re: A strange behaviour of a File property Lew <lewbloch@gmail.com> - 2011-11-11 07:34 -0800
    Re: A strange behaviour of a File property alelvb@inwind.it - 2011-11-11 09:28 -0800
      Re: A strange behaviour of a File property Lew <lewbloch@gmail.com> - 2011-11-11 14:17 -0800
        Re: A strange behaviour of a File property alelvb@inwind.it (Alexo) - 2011-11-12 15:04 +0100
          Re: A strange behaviour of a File property Eric Sosman <esosman@ieee-dot-org.invalid> - 2011-11-12 09:15 -0500
            Re: A strange behaviour of a File property alelvb@inwind.it (Alexo) - 2011-11-12 16:17 +0100
              Re: A strange behaviour of a File property Zlatko Đurić <zladuric@gmail.com> - 2011-11-12 16:09 +0100
              Re: A strange behaviour of a File property Eric Sosman <esosman@ieee-dot-org.invalid> - 2011-11-12 10:13 -0500
  Re: A strange behaviour of a File property Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-11-11 16:25 +0000
    Re: A strange behaviour of a File property alelvb@inwind.it - 2011-11-11 09:42 -0800
      Re: A strange behaviour of a File property Arne Vajhøj <arne@vajhoej.dk> - 2011-11-11 13:24 -0500
    Re: A strange behaviour of a File property Lew <lewbloch@gmail.com> - 2011-11-11 14:13 -0800
    Re: A strange behaviour of a File property Eric Sosman <esosman@ieee-dot-org.invalid> - 2011-11-11 20:38 -0500
      Re: A strange behaviour of a File property Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-11-12 03:21 +0000
        Re: A strange behaviour of a File property Eric Sosman <esosman@ieee-dot-org.invalid> - 2011-11-12 08:26 -0500
          Re: A strange behaviour of a File property Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-11-12 22:09 +0000
            Re: A strange behaviour of a File property Arne Vajhøj <arne@vajhoej.dk> - 2011-11-12 17:40 -0500
              Re: A strange behaviour of a File property Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-11-13 01:28 +0000
                Re: A strange behaviour of a File property Arne Vajhøj <arne@vajhoej.dk> - 2011-11-12 20:42 -0500
                Re: A strange behaviour of a File property Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-11-13 12:15 +0000
                Re: A strange behaviour of a File property Martin Gregorie <martin@address-in-sig.invalid> - 2011-11-13 12:42 +0000
                Re: A strange behaviour of a File property Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-11-13 13:06 +0000
        Re: A strange behaviour of a File property Arne Vajhøj <arne@vajhoej.dk> - 2011-11-12 17:25 -0500
          Re: A strange behaviour of a File property Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-11-13 01:15 +0000
            Re: A strange behaviour of a File property Arne Vajhøj <arne@vajhoej.dk> - 2011-11-12 20:40 -0500
              Re: A strange behaviour of a File property Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-11-13 12:42 +0000
            Re: A strange behaviour of a File property Eric Sosman <esosman@ieee-dot-org.invalid> - 2011-11-12 21:11 -0500
              Re: A strange behaviour of a File property Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-11-13 20:50 +0000
                Re: A strange behaviour of a File property Eric Sosman <esosman@ieee-dot-org.invalid> - 2011-11-14 08:18 -0500
                Re: A strange behaviour of a File property Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-11-14 17:38 +0000
                Re: A strange behaviour of a File property Eric Sosman <esosman@ieee-dot-org.invalid> - 2011-11-14 21:51 -0500
                Re: A strange behaviour of a File property Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-11-15 14:17 +0000
                Re: A strange behaviour of a File property Eric Sosman <esosman@ieee-dot-org.invalid> - 2011-11-15 22:20 -0500
                Re: A strange behaviour of a File property Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-11-16 12:14 +0000
                Re: A strange behaviour of a File property Eric Sosman <esosman@ieee-dot-org.invalid> - 2011-11-16 08:10 -0500
      Re: A strange behaviour of a File property Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2011-11-11 19:46 -0800
      Re: A strange behaviour of a File property Owen Jacobson <angrybaldguy@gmail.com> - 2011-11-14 00:24 -0500
        Re: A strange behaviour of a File property Lew <lewbloch@gmail.com> - 2011-11-13 22:00 -0800
  Re: A strange behaviour of a File property Roedy Green <see_website@mindprod.com.invalid> - 2011-11-12 05:00 -0800
    Re: A strange behaviour of a File property Arne Vajhøj <arne@vajhoej.dk> - 2011-11-12 09:15 -0500

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