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Groups > comp.lang.java.programmer > #15173
| From | bilsch <bilsch01@gmail.com> |
|---|---|
| Newsgroups | comp.lang.java.programmer |
| Subject | Re: It doesn't like 'super' where ever I put it. |
| Date | 2012-06-10 07:20 -0700 |
| Organization | A noiseless patient Spider |
| Message-ID | <jr2aet$pv7$1@dont-email.me> (permalink) |
| References | <jr27ce$7uo$1@dont-email.me> <ydny5nvgt9d.fsf@shell.xmission.com> |
On 6/10/2012 7:02 AM, Jim Janney wrote:
> bilsch<bilsch01@gmail.com> writes:
>
>> Hello, below is my program stripped to bare bones. Java says 'super'
>> must be first statement in constructor. I've moved it everywhere
>> still no luck. The program was running yesterday and I can't figure
>> what could be wrong. Any suggestions?
>>
>> The error output is listed below the program
>>
>> TIA Bill S.
>>
>>
>> PROGRAM:
>>
>> import javax.swing.*;
>> import java.awt.*;
>> import java.util.*;
>>
>> public class CalcFrame1 extends JFrame{
>>
>> public void CalcFrame1() {
>> super("CalcFrame1");
>> //setTitle("CalcFrame1");
>> FlowLayout flo = new FlowLayout();
>> setLayout(flo);
>> setLookAndFeel();
>> //setSize(600,600);
>>
>> JButton shf = new JButton("shft");
>> JButton chs = new JButton("chs");
>> add (shf);
>> add (chs);
>>
>> pack();
>> setVisible(true);
>> }
>> private void setLookAndFeel(){
>> try{
>> UIManager.setLookAndFeel(
>> "com.sun.java.swing.plaf.nimbus.NimbusLookAndFeel");
>> }
>> catch(Exception exc){
>> // ignore error
>> }
>> }
>>
>> public static void main(String[] args){
>> CalcFrame1 ClFr1 = new CalcFrame1();
>> }
>> }
>>
>> ERROR OUTPUT:
>> java.lang.VerifyError: Constructor must call super() or this() before
>> return in method CalcFrame1.<init>()V at offset 0
>> at java.lang.Class.getDeclaredMethods0(Native Method)
>> at java.lang.Class.privateGetDeclaredMethods(Class.java:2442)
>> at java.lang.Class.getMethod0(Class.java:2685)
>> at java.lang.Class.getMethod(Class.java:1620)
>> at sun.launcher.LauncherHelper.getMainMethod(LauncherHelper.java:492)
>> at sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:484)
>> Exception in thread "main" Java Result: 1
>> BUILD SUCCESSFUL (total time: 2 seconds)
>
> Try changing
>
> public void CalcFrame1() {
>
> to
>
> public CalcFrame1() {
>
OK. Thanks. Can you tell me why that makes a difference?
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It doesn't like 'super' where ever I put it. bilsch <bilsch01@gmail.com> - 2012-06-10 06:27 -0700
Re: It doesn't like 'super' where ever I put it. v_borchert@despammed.com (Volker Borchert) - 2012-06-10 13:49 +0000
Re: It doesn't like 'super' where ever I put it. bilsch <bilsch01@gmail.com> - 2012-06-10 07:08 -0700
Re: It doesn't like 'super' where ever I put it. Eric Sosman <esosman@ieee-dot-org.invalid> - 2012-06-10 11:34 -0400
Re: It doesn't like 'super' where ever I put it. bilsch <bilsch01@gmail.com> - 2012-06-10 12:58 -0700
Re: It doesn't like 'super' where ever I put it. markspace <-@.> - 2012-06-10 13:43 -0700
Re: It doesn't like 'super' where ever I put it. bilsch <bilsch01@gmail.com> - 2012-06-11 21:01 -0700
Re: It doesn't like 'super' where ever I put it. v_borchert@despammed.com (Volker Borchert) - 2012-06-10 15:44 +0000
Re: It doesn't like 'super' where ever I put it. Robert Klemme <shortcutter@googlemail.com> - 2012-06-10 20:39 +0200
Re: It doesn't like 'super' where ever I put it. "Gavino" <invalid@invalid.invalid> - 2012-06-11 20:13 +0200
Re: It doesn't like 'super' where ever I put it. Robert Klemme <shortcutter@googlemail.com> - 2012-06-11 22:51 +0200
Re: It doesn't like 'super' where ever I put it. "Gavino" <invalid@invalid.invalid> - 2012-06-12 00:45 +0200
Re: It doesn't like 'super' where ever I put it. Martin Gregorie <martin@address-in-sig.invalid> - 2012-06-11 22:53 +0000
Re: It doesn't like 'super' where ever I put it. Lew <lewbloch@gmail.com> - 2012-06-11 16:42 -0700
Re: It doesn't like 'super' where ever I put it. Eric Sosman <esosman@ieee-dot-org.invalid> - 2012-06-11 19:53 -0400
Re: It doesn't like 'super' where ever I put it. Lew <lewbloch@gmail.com> - 2012-06-11 17:38 -0700
Re: It doesn't like 'super' where ever I put it. "John B. Matthews" <nospam@nospam.invalid> - 2012-06-11 23:14 -0400
Re: It doesn't like 'super' where ever I put it. Robert Klemme <shortcutter@googlemail.com> - 2012-06-12 18:21 +0200
Re: It doesn't like 'super' where ever I put it. Robert Klemme <shortcutter@googlemail.com> - 2012-06-11 22:50 +0200
Re: It doesn't like 'super' where ever I put it. Eric Sosman <esosman@ieee-dot-org.invalid> - 2012-06-10 09:59 -0400
Re: It doesn't like 'super' where ever I put it. Jim Janney <jjanney@shell.xmission.com> - 2012-06-10 08:02 -0600
Re: It doesn't like 'super' where ever I put it. bilsch <bilsch01@gmail.com> - 2012-06-10 07:20 -0700
Re: It doesn't like 'super' where ever I put it. Leif Roar Moldskred <leifm@dimnakorr.com> - 2012-06-10 09:49 -0500
Re: It doesn't like 'super' where ever I put it. bilsch <bilsch01@gmail.com> - 2012-06-10 13:15 -0700
Re: It doesn't like 'super' where ever I put it. Jim Janney <jjanney@shell.xmission.com> - 2012-06-10 10:26 -0600
Re: It doesn't like 'super' where ever I put it. Jim Janney <jjanney@shell.xmission.com> - 2012-06-10 11:24 -0600
Re: It doesn't like 'super' where ever I put it. Jim Janney <jjanney@shell.xmission.com> - 2012-06-10 11:38 -0600
Re: It doesn't like 'super' where ever I put it. v_borchert@despammed.com (Volker Borchert) - 2012-06-10 18:17 +0000
Re: It doesn't like 'super' where ever I put it. Lew <noone@lewscanon.com> - 2012-06-10 12:26 -0700
Re: It doesn't like 'super' where ever I put it. bilsch <bilsch01@gmail.com> - 2012-06-10 13:17 -0700
Re: It doesn't like 'super' where ever I put it. Roedy Green <see_website@mindprod.com.invalid> - 2012-06-10 11:54 -0700
Re: It doesn't like 'super' where ever I put it. bilsch <bilsch01@gmail.com> - 2012-06-10 13:24 -0700
Re: It doesn't like 'super' where ever I put it. Lew <noone@lewscanon.com> - 2012-06-10 13:56 -0700
Re: It doesn't like 'super' where ever I put it. bilsch <bilsch01@gmail.com> - 2012-06-11 20:55 -0700
Re: It doesn't like 'super' where ever I put it. Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2012-06-11 16:41 -0700
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