Re: Question about javax.swing example

From:
"Andrew Thompson" <u32984@uwe>
Newsgroups:
comp.lang.java.programmer
Date:
Sun, 11 Nov 2007 19:10:21 GMT
Message-ID:
<7b110b36d2ae6@uwe>
zfkmk@yahoo.com wrote:
...

Is this a good or bad example?


Bad.

If bad, what is wrong with it?


<sscce>
import javax.swing.*;

class MyApp extends JFrame {

  MyApp(String[] args) {}

  public static void main(final String[] args) {
   // Schedule a job for the event-dispatching thread:
   // creating and showing this application's GUI.
   SwingUtilities.invokeLater(new Runnable() {
     public void run() {
     new MyApp(args).show();
     }
   });
  }
}
</sscce>

D:\>javac MyApp.java

Note: D:\MyApp.java uses or overrides a deprecated API.
Note: Recompile with -Xlint:deprecation for details.

D:\>javac -Xlint:deprecation MyApp.java
MyApp.java:13: warning: [deprecation] show() in
        java.awt.Window has been deprecated
                 new MyApp(args).show();
                                ^
1 warning

Which, when we check the JDocs indicates..
Deprecated. As of JDK version 1.5, replaced by setVisible(boolean).

When I stated that though, I (again) mistook it for the
Component.show() method deprecated in 1.1.

Either way, it is deprecated, and has been for the last
two Java releases.

So - it is bad for showing deprecated code in the package docs
of (a major part of) the official documentation for the language.

--
Andrew Thompson
http://www.athompson.info/andrew/

Message posted via JavaKB.com
http://www.javakb.com/Uwe/Forums.aspx/java-general/200711/1

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