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Groups > comp.lang.java.programmer > #14940
| From | Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> |
|---|---|
| Newsgroups | comp.lang.java.programmer |
| Subject | Re: unchecked conversion warning. |
| Date | 2012-05-30 13:48 +0000 |
| Organization | A noiseless patient Spider |
| Message-ID | <slrnjsc99d.u9l.avl@gamma.logic.tuwien.ac.at> (permalink) |
| References | <3s7cs7hd18l0ffci55ns0286n4lc4cutlu@4ax.com> |
Jens <Jens> wrote:
> This code compiles with an 'unchecked conversion' warning.
> import java.util.Vector;
> public class genericsdemo
> {
> private static Vector<Vector> vdata = new Vector<Vector>(); //a Vector of Vectors
private static Vector<Vector<Object>> vdata = new Vector<Vector<Object>>(); //a Vector of Vectors
> private static Vector<Object> vrow = new Vector<Object>(); //a row
>
> public static void main(String args[]) {
> vrow.add(null); //two columns in the row
> vrow.add(null);
>
> vdata.add(vrow); //add the row to the Vector of Vectors
>
> Vector vtmp = getrow(); //test
Vector<Object> vtmp = ...
> }
>
> private static Vector<Object> getrow() {
> return vdata.elementAt(0); //warning: [unchecked] unchecked conversion
This is solved by changed vdata declaration above.
> }
> }
>
> JensJ
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unchecked conversion warning. Jens - 2012-05-30 15:32 +0200
Re: unchecked conversion warning. Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2012-05-30 13:48 +0000
Re: unchecked conversion warning. Jens - 2012-05-30 15:52 +0200
Re: unchecked conversion warning. Robert Klemme <shortcutter@googlemail.com> - 2012-05-30 07:54 -0700
Re: unchecked conversion warning. Jens - 2012-05-31 22:23 +0200
Re: unchecked conversion warning. Lew <lewbloch@gmail.com> - 2012-05-31 13:40 -0700
Re: unchecked conversion warning. Eric Sosman <esosman@ieee-dot-org.invalid> - 2012-05-31 16:50 -0400
Re: unchecked conversion warning. Lew <lewbloch@gmail.com> - 2012-05-31 17:18 -0700
Re: unchecked conversion warning. Robert Klemme <shortcutter@googlemail.com> - 2012-06-01 08:14 +0200
Re: unchecked conversion warning. Eric Sosman <esosman@ieee-dot-org.invalid> - 2012-06-01 08:48 -0400
Re: unchecked conversion warning. Robert Klemme <shortcutter@googlemail.com> - 2012-06-01 07:32 -0700
Re: unchecked conversion warning. Roedy Green <see_website@mindprod.com.invalid> - 2012-06-10 12:16 -0700
Re: unchecked conversion warning. Martin Gregorie <martin@address-in-sig.invalid> - 2012-06-10 22:08 +0000
Re: unchecked conversion warning. Lew <noone@lewscanon.com> - 2012-06-10 17:09 -0700
Re: unchecked conversion warning. Martin Gregorie <martin@address-in-sig.invalid> - 2012-06-11 01:31 +0000
Re: unchecked conversion warning. Jim Janney <jjanney@shell.xmission.com> - 2012-06-01 08:41 -0600
Re: unchecked conversion warning. Patricia Shanahan <pats@acm.org> - 2012-06-01 08:44 -0700
Re: unchecked conversion warning. markspace <-@.> - 2012-06-01 09:08 -0700
Re: unchecked conversion warning. Gene Wirchenko <genew@ocis.net> - 2012-06-01 09:31 -0700
Re: unchecked conversion warning. Jim Janney <jjanney@shell.xmission.com> - 2012-06-01 11:02 -0600
Re: unchecked conversion warning. Eric Sosman <esosman@ieee-dot-org.invalid> - 2012-06-01 13:54 -0400
Re: unchecked conversion warning. Patricia Shanahan <pats@acm.org> - 2012-06-01 16:44 -0700
Re: unchecked conversion warning. Eric Sosman <esosman@ieee-dot-org.invalid> - 2012-06-01 20:24 -0400
Re: unchecked conversion warning. Patricia Shanahan <pats@acm.org> - 2012-06-01 19:36 -0700
Re: natural/native language capabilities (was: unchecked conversion warning.) Jim Janney <jjanney@shell.xmission.com> - 2012-06-01 11:01 -0600
Re: unchecked conversion warning. Roedy Green <see_website@mindprod.com.invalid> - 2012-06-10 12:13 -0700
Re: unchecked conversion warning. Arne Vajhøj <arne@vajhoej.dk> - 2012-06-20 19:28 -0400
Re: unchecked conversion warning. Broad Liyn <broadliyn@gmail.com> - 2012-06-10 21:52 -0700
Re: unchecked conversion warning. Lew <noone@lewscanon.com> - 2012-06-10 23:50 -0700
Re: unchecked conversion warning. Patricia Shanahan <pats@acm.org> - 2012-06-11 00:06 -0700
Re: unchecked conversion warning. Robert Klemme <shortcutter@googlemail.com> - 2012-06-16 15:17 +0200
Re: unchecked conversion warning. Lew <lewbloch@gmail.com> - 2012-06-18 12:28 -0700
Re: unchecked conversion warning. Robert Klemme <shortcutter@googlemail.com> - 2012-06-19 23:14 +0200
Re: unchecked conversion warning. Lew <lewbloch@gmail.com> - 2012-06-19 17:15 -0700
Re: unchecked conversion warning. Arne Vajhøj <arne@vajhoej.dk> - 2012-06-20 19:22 -0400
Re: unchecked conversion warning. Arne Vajhøj <arne@vajhoej.dk> - 2012-06-20 19:20 -0400
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