set | grep java
JAVA_BINDIR=/usr/lib/java/bin
JAVA_HOME=/usr/lib/java
JAVA_ROOT=/usr/lib/java
JDK_HOME=/usr/lib/java
JRE_HOME=/usr/lib/java/jre
PATH=/sbin:/usr/sbin:/usr/local/sbin:/root/bin:/usr/local/bin:/usr/bin:/usr/X11R6/bin:/bin:/usr/games:/opt/gnome/bin:/opt/kde3/bin:/usr/lib/java/bin
SDK_HOME=/usr/lib/java