Default Encoding provides wrong result for single character

FULL PRODUCT VERSION :


ADDITIONAL OS VERSION INFORMATION :
Solaris/Linux,

A DESCRIPTION OF THE PROBLEM :
FULL PRODUCT VERSION :
java version "1.4.2_01"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.4.2_01-b06)
Java HotSpot(TM) Client VM (build 1.4.2_01-b06, mixed mode)

ADDITIONAL OS VERSION INFORMATION :
Microsoft Windows XP [Version 5.1.2600]

EXTRA RELEVANT SYSTEM CONFIGURATION :
Using English version of Windows.
Default locale is "en"


A DESCRIPTION OF THE PROBLEM :
Enclosed program does round-trip conversion of a string from default encoding to SJIS, and then back. When "ABC" is processed it correctly comes back as "ABC". When a single character string is processed, it comes back as an empty string.




REGRESSION. Last worked in version 8u121


REPRODUCIBILITY :
This bug can be reproduced always.

SUPPORT :
YES