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Groups > comp.lang.java.programmer > #23184

Re: Inserting In a List

Date 2013-04-02 15:08 +0100
From lipska the kat <"nospam at neversurrender dot co dot uk">
Organization Trollbusters 3
Newsgroups comp.lang.java.programmer
Subject Re: Inserting In a List
References <d4ecae37-89d4-4747-a8ae-aea86fbbecf2@googlegroups.com> <19un43xj77bua.vw45l4e2wshi.dlg@40tude.net>
Message-ID <ntKdnSTV5a3le8fMnZ2dnUVZ8kmdnZ2d@bt.com> (permalink)

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On 02/04/13 13:35, Joerg Meier wrote:
> On Tue, 2 Apr 2013 03:11:53 -0700 (PDT), subhabangalore@gmail.com wrote:
>
>> I am taking out the files in my desktop folder, as,
>
>> [...]
>
>> I am getting name of files individually but I want to see them as the whole bunch like,
>
>> myList=["string1","string2","string3",...."StringN"]
>
> You need to move the list assignment out of the loop, like so:
>
> final File folder = new File("G:\\Media\\TV Show");
> final ArrayList<String>  myList = new ArrayList<String>();
> for (final File name : folder.listFiles()) {
> 	final String s1 = name.toString();
> 	System.out.println("####" + s1);
> 	System.out.print(name);
> 	myList.add(s1);
> }

Just as a matter of interest what's with all the finals

particularly

for (final File name : folder.listFiles())

Despite initial appearances this is indeed legal as the
assignment is made multiple times but from the same statement.

Given that the final keyword is, aside from a flag to the compiler for 
possible optimization, largely documentary, what is the point of making 
name final.

In fact what does peppering the code with finals do to make it easily 
understandable to an inexperienced developer ?

lipska

-- 
Lipska the Kat©: Troll hunter, sandbox destroyer
and farscape dreamer of Aeryn Sun

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Thread

Inserting In a List subhabangalore@gmail.com - 2013-04-02 03:11 -0700
  Re: Inserting In a List Roedy Green <see_website@mindprod.com.invalid> - 2013-04-02 03:59 -0700
  Re: Inserting In a List Arved Sandstrom <asandstrom2@eastlink.ca> - 2013-04-02 08:27 -0300
  Re: Inserting In a List Arved Sandstrom <asandstrom2@eastlink.ca> - 2013-04-02 08:59 -0300
    Re: Inserting In a List Martin Gregorie <martin@address-in-sig.invalid> - 2013-04-02 21:06 +0000
      Re: Inserting In a List Eric Sosman <esosman@comcast-dot-net.invalid> - 2013-04-02 18:22 -0400
        Re: Inserting In a List Martin Gregorie <martin@address-in-sig.invalid> - 2013-04-02 22:52 +0000
          Re: Inserting In a List Joerg Meier <joergmmeier@arcor.de> - 2013-04-03 02:04 +0200
            Re: Inserting In a List Arne Vajhøj <arne@vajhoej.dk> - 2013-04-02 20:20 -0400
              Re: Inserting In a List Eric Sosman <esosman@comcast-dot-net.invalid> - 2013-04-02 21:03 -0400
                Re: Inserting In a List Arne Vajhøj <arne@vajhoej.dk> - 2013-04-02 21:26 -0400
                Re: Inserting In a List Eric Sosman <esosman@comcast-dot-net.invalid> - 2013-04-02 22:29 -0400
                Re: Inserting In a List Arne Vajhøj <arne@vajhoej.dk> - 2013-04-03 20:16 -0400
              Re: Inserting In a List Joshua Cranmer 🐧 <Pidgeot18@verizon.invalid> - 2013-04-02 20:26 -0500
                Re: Inserting In a List Arne Vajhøj <arne@vajhoej.dk> - 2013-04-02 21:29 -0400
                Re: Inserting In a List Joerg Meier <joergmmeier@arcor.de> - 2013-04-04 14:07 +0200
            Re: Inserting In a List Arved Sandstrom <asandstrom2@eastlink.ca> - 2013-04-03 05:45 -0300
              Re: Inserting In a List Joerg Meier <joergmmeier@arcor.de> - 2013-04-03 15:26 +0200
                Re: Inserting In a List Arved Sandstrom <asandstrom2@eastlink.ca> - 2013-04-03 18:09 -0300
                Re: Inserting In a List Joerg Meier <joergmmeier@arcor.de> - 2013-04-04 00:54 +0200
                Re: Inserting In a List Arved Sandstrom <asandstrom2@eastlink.ca> - 2013-04-03 20:30 -0300
                Re: Inserting In a List Joerg Meier <joergmmeier@arcor.de> - 2013-04-04 01:35 +0200
                Re: Inserting In a List Arved Sandstrom <asandstrom2@eastlink.ca> - 2013-04-03 20:55 -0300
                Re: Inserting In a List Joerg Meier <joergmmeier@arcor.de> - 2013-04-04 02:00 +0200
                Re: Inserting In a List Arne Vajhøj <arne@vajhoej.dk> - 2013-04-03 19:49 -0400
            Re: Inserting In a List Martin Gregorie <martin@address-in-sig.invalid> - 2013-04-03 22:43 +0000
              Re: Inserting In a List Joerg Meier <joergmmeier@arcor.de> - 2013-04-04 01:08 +0200
                Re: Inserting In a List Martin Gregorie <martin@address-in-sig.invalid> - 2013-04-04 00:42 +0000
                Re: Inserting In a List Joerg Meier <joergmmeier@arcor.de> - 2013-04-04 14:12 +0200
                Re: Inserting In a List Martin Gregorie <martin@address-in-sig.invalid> - 2013-04-04 21:47 +0000
                Re: Inserting In a List Joerg Meier <joergmmeier@arcor.de> - 2013-04-05 00:36 +0200
          Re: Inserting In a List Eric Sosman <esosman@comcast-dot-net.invalid> - 2013-04-02 21:08 -0400
            Re: Inserting In a List Martin Gregorie <martin@address-in-sig.invalid> - 2013-04-03 22:37 +0000
              Re: Inserting In a List Eric Sosman <esosman@comcast-dot-net.invalid> - 2013-04-03 20:50 -0400
  Re: Inserting In a List Joerg Meier <joergmmeier@arcor.de> - 2013-04-02 14:35 +0200
    Re: Inserting In a List lipska the kat <"nospam at neversurrender dot co dot uk"> - 2013-04-02 15:08 +0100
      Usefulness of "final" (Was: Re: Inserting In a List) Robert Klemme <shortcutter@googlemail.com> - 2013-04-02 21:06 +0200
        Re: Usefulness of "final" (Was: Re: Inserting In a List) Eric Sosman <esosman@comcast-dot-net.invalid> - 2013-04-02 16:41 -0400
          Re: Usefulness of "final" (Was: Re: Inserting In a List) Robert Klemme <shortcutter@googlemail.com> - 2013-04-03 08:09 +0200
            Re: Usefulness of "final" (Was: Re: Inserting In a List) Arne Vajhøj <arne@vajhoej.dk> - 2013-04-03 20:13 -0400
        Re: Usefulness of "final" (Was: Re: Inserting In a List) Arne Vajhøj <arne@vajhoej.dk> - 2013-04-02 20:08 -0400
        Re: Usefulness of "final" (Was: Re: Inserting In a List) lipska the kat <"nospam at neversurrender dot co dot uk"> - 2013-04-03 11:15 +0100
          Re: Usefulness of "final" (Was: Re: Inserting In a List) Robert Klemme <shortcutter@googlemail.com> - 2013-04-03 19:08 +0200
            Re: Usefulness of "final" (Was: Re: Inserting In a List) lipska the kat <"nospam at neversurrender dot co dot uk"> - 2013-04-03 19:51 +0100
              Re: Usefulness of "final" (Was: Re: Inserting In a List) Joerg Meier <joergmmeier@arcor.de> - 2013-04-03 21:01 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-03 14:15 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Arne Vajhøj <arne@vajhoej.dk> - 2013-04-03 18:22 -0400
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-03 15:41 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Arne Vajhøj <arne@vajhoej.dk> - 2013-04-03 19:56 -0400
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-03 16:58 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Arne Vajhøj <arne@vajhoej.dk> - 2013-04-03 20:08 -0400
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-03 17:21 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Arne Vajhøj <arne@vajhoej.dk> - 2013-04-03 20:27 -0400
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-03 17:34 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Eric Sosman <esosman@comcast-dot-net.invalid> - 2013-04-03 21:20 -0400
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-03 19:17 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Lew <lewbloch@gmail.com> - 2013-04-03 20:45 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-03 21:30 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Joerg Meier <joergmmeier@arcor.de> - 2013-04-04 14:34 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-04 09:52 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Joerg Meier <joergmmeier@arcor.de> - 2013-04-05 00:39 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Robert Klemme <shortcutter@googlemail.com> - 2013-04-04 19:50 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Eric Sosman <esosman@comcast-dot-net.invalid> - 2013-04-04 08:27 -0400
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-04 09:47 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Robert Klemme <shortcutter@googlemail.com> - 2013-04-04 19:44 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-04 11:08 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Robert Klemme <shortcutter@googlemail.com> - 2013-04-04 22:53 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-04 14:29 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Robert Klemme <shortcutter@googlemail.com> - 2013-04-05 21:54 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) lipska the kat <"nospam at neversurrender dot co dot uk"> - 2013-04-04 19:48 +0100
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Arne Vajhøj <arne@vajhoej.dk> - 2013-04-03 20:05 -0400
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-03 17:24 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Arne Vajhøj <arne@vajhoej.dk> - 2013-04-03 20:32 -0400
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-03 18:34 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Arne Vajhøj <arne@vajhoej.dk> - 2013-04-03 21:54 -0400
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Eric Sosman <esosman@comcast-dot-net.invalid> - 2013-04-03 21:25 -0400
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-03 18:37 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Arne Vajhøj <arne@vajhoej.dk> - 2013-04-03 21:57 -0400
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-03 19:23 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Wanja Gayk <brixomatic@yahoo.com> - 2013-04-06 21:58 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-06 17:19 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Wanja Gayk <brixomatic@yahoo.com> - 2013-04-07 17:28 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-07 09:02 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Wanja Gayk <brixomatic@yahoo.com> - 2013-04-07 19:20 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Wanja Gayk <brixomatic@yahoo.com> - 2013-04-07 19:24 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Lew <lewbloch@gmail.com> - 2013-04-03 18:41 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Lew <lewbloch@gmail.com> - 2013-04-03 18:31 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-03 18:46 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Lew <lewbloch@gmail.com> - 2013-04-03 20:09 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-03 20:47 -0700
                Re: Usefulness of "final" Leif Roar Moldskred <leifm@dimnakorr.com> - 2013-04-04 00:42 -0500
                Re: Usefulness of "final" paul.cager@gmail.com - 2013-04-04 01:55 -0700
                Re: Usefulness of "final" Joerg Meier <joergmmeier@arcor.de> - 2013-04-04 14:45 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Joerg Meier <joergmmeier@arcor.de> - 2013-04-04 00:46 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-03 16:10 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Joerg Meier <joergmmeier@arcor.de> - 2013-04-04 01:25 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-03 16:44 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Joerg Meier <joergmmeier@arcor.de> - 2013-04-04 01:57 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-03 17:19 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Joerg Meier <joergmmeier@arcor.de> - 2013-04-04 14:35 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-04 10:34 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Joerg Meier <joergmmeier@arcor.de> - 2013-04-05 00:43 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-04 16:22 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Lew <lewbloch@gmail.com> - 2013-04-04 16:49 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-04 18:21 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Lew <lewbloch@gmail.com> - 2013-04-04 18:49 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Arved Sandstrom <asandstrom2@eastlink.ca> - 2013-04-05 05:30 -0300
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Arne Vajhøj <arne@vajhoej.dk> - 2013-04-03 20:10 -0400
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-03 17:29 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Joerg Meier <joergmmeier@arcor.de> - 2013-04-04 02:53 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Jim Janney <jjanney@shell.xmission.com> - 2013-04-04 13:51 -0600
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Robert Klemme <shortcutter@googlemail.com> - 2013-04-06 13:31 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) markspace <markspace@nospam.nospam> - 2013-04-06 10:50 -0700
                Re: Usefulness of "final" (Was: Re: Inserting In a List) lipska the kat <"nospam at neversurrender dot co dot uk"> - 2013-04-04 09:09 +0100
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Arved Sandstrom <asandstrom2@eastlink.ca> - 2013-04-04 05:37 -0300
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Arved Sandstrom <asandstrom2@eastlink.ca> - 2013-04-04 06:10 -0300
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Arved Sandstrom <asandstrom2@eastlink.ca> - 2013-04-04 19:40 -0300
                Re: arrays and variables Arved Sandstrom <asandstrom2@eastlink.ca> - 2013-04-05 05:44 -0300
                Re: arrays and variables lipska the kat <"nospam at neversurrender dot co dot uk"> - 2013-04-05 14:08 +0100
                Re: arrays and variables Lew <lewbloch@gmail.com> - 2013-04-05 13:33 -0700
                Re: arrays and variables lipska the kat <"nospam at neversurrender dot co dot uk"> - 2013-04-06 09:11 +0100
                Re: arrays and variables Robert Klemme <shortcutter@googlemail.com> - 2013-04-06 15:20 +0200
                Re: arrays and variables lipska the kat <"nospam at neversurrender dot co dot uk"> - 2013-04-06 16:25 +0100
                Re: arrays and variables Robert Klemme <shortcutter@googlemail.com> - 2013-04-06 17:50 +0200
                Re: arrays and variables lipska the kat <"nospam at neversurrender dot co dot uk"> - 2013-04-06 18:13 +0100
                Re: arrays and variables Arved Sandstrom <asandstrom2@eastlink.ca> - 2013-04-06 14:32 -0300
                Re: arrays and variables Robert Klemme <shortcutter@googlemail.com> - 2013-04-06 15:02 +0200
                Re: arrays and variables Arved Sandstrom <asandstrom2@eastlink.ca> - 2013-04-05 22:12 -0300
                Re: Usefulness of "final" (Was: Re: Inserting In a List) lipska the kat <"nospam at neversurrender dot co dot uk"> - 2013-04-04 10:35 +0100
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Joerg Meier <joergmmeier@arcor.de> - 2013-04-04 14:02 +0200
                Re: Usefulness of "final" (Was: Re: Inserting In a List) lipska the kat <"nospam at neversurrender dot co dot uk"> - 2013-04-04 13:41 +0100
                Re: Usefulness of "final" (Was: Re: Inserting In a List) Joerg Meier <joergmmeier@arcor.de> - 2013-04-04 13:53 +0200
              Re: Usefulness of "final" (Was: Re: Inserting In a List) Robert Klemme <shortcutter@googlemail.com> - 2013-04-03 23:05 +0200
      Re: Inserting In a List Joerg Meier <joergmmeier@arcor.de> - 2013-04-02 22:09 +0200
      Re: Inserting In a List Arne Vajhøj <arne@vajhoej.dk> - 2013-04-02 20:03 -0400
      Re: Inserting In a List Wanja Gayk <brixomatic@yahoo.com> - 2013-04-06 21:39 +0200
        Re: Inserting In a List Robert Klemme <shortcutter@googlemail.com> - 2013-04-07 01:08 +0200
        Re: Inserting In a List Lew <lewbloch@gmail.com> - 2013-04-06 22:15 -0700
          Re: Inserting In a List lipska the kat <"nospam at neversurrender dot co dot uk"> - 2013-04-07 08:48 +0100
            Re: Inserting In a List Lew <lewbloch@gmail.com> - 2013-04-07 12:32 -0700
              Re: Inserting In a List "John B. Matthews" <nospam@nospam.invalid> - 2013-04-07 21:06 -0400
              Re: Inserting In a List lipska the kat <"nospam at neversurrender dot co dot uk"> - 2013-04-08 08:40 +0100
        Re: Inserting In a List lipska the kat <"nospam at neversurrender dot co dot uk"> - 2013-04-07 08:55 +0100
          Re: Inserting In a List Wanja Gayk <brixomatic@yahoo.com> - 2013-04-07 17:54 +0200
            Re: Inserting In a List lipska the kat <"nospam at neversurrender dot co dot uk"> - 2013-04-07 19:53 +0100
              Re: Inserting In a List Arved Sandstrom <asandstrom2@eastlink.ca> - 2013-04-07 17:58 -0300
              Re: Inserting In a List Robert Klemme <shortcutter@googlemail.com> - 2013-04-08 08:28 +0200
                Re: Inserting In a List lipska the kat <"nospam at neversurrender dot co dot uk"> - 2013-04-08 08:54 +0100
                Re: Inserting In a List Robert Klemme <shortcutter@googlemail.com> - 2013-04-08 19:13 +0200
              Re: Inserting In a List Wanja Gayk <brixomatic@yahoo.com> - 2013-04-12 20:58 +0200
                Re: Inserting In a List Lew <lewbloch@gmail.com> - 2013-04-12 13:17 -0700
            Re: Inserting In a List Lew <lewbloch@gmail.com> - 2013-04-07 12:40 -0700
              Re: Inserting In a List Wanja Gayk <brixomatic@yahoo.com> - 2013-04-12 20:47 +0200
                Re: Inserting In a List Lew <lewbloch@gmail.com> - 2013-04-12 13:14 -0700
  Re: Inserting In a List Steven Simpson <ss@domain.invalid> - 2013-04-02 13:53 +0100
  Re: Inserting In a List Roedy Green <see_website@mindprod.com.invalid> - 2013-04-02 07:10 -0700
  Re: Inserting In a List Lew <lewbloch@gmail.com> - 2013-04-02 10:46 -0700
    Re: Inserting In a List markspace <markspace@nospam.nospam> - 2013-04-02 11:28 -0700
      Re: Inserting In a List Eric Sosman <esosman@comcast-dot-net.invalid> - 2013-04-02 16:00 -0400
  Re: Inserting In a List subhabangalore@gmail.com - 2013-04-03 01:47 -0700
    Re: Inserting In a List Steven Simpson <ss@domain.invalid> - 2013-04-03 10:35 +0100

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