FULL PRODUCT VERSION :
java version "1.7.0"
Java(TM) SE Runtime Environment (build 1.7.0-b147)
Java HotSpot(TM) Client VM (build 21.0-b17, mixed mode, sharing)

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

A DESCRIPTION OF THE PROBLEM :
The new static method lineSeparator() on java.lang.System class is new in java 1.7, so should have the @since 1.7 annotation present in the javadoc.

REGRESSION. Last worked in version 7


REPRODUCIBILITY :
This bug can be reproduced always.