TextComponent showing small case letters even when typed with caps lock ON

Even when typed with caps lock ON in text component it still shows the
characters in small case letters.

Steps to reproduce:
1) Run the attached code TextAreaTest
2) Type with CAPS lock ON.
3) Note, TextArea still shows the characters in lowercase.

Reproducible In:
Sun Java Desktop System 2003(Linux 2.4.19-4GB )
Red Hat Linux release 9 (Shrike)

Reproduced in:
1.4 FCS B92
1.4.2_04 B01

Note: Not reproducible in Tiger latest build (B30)