if [ "x$ANDROID_JAVA_HOME" != x ] && [ -e "$ANDROID_JAVA_HOME/lib/tools.jar" ] ; then
echo $ANDROID_JAVA_HOME/lib/tools.jar
else
JAVAC=$(which javac)
if [ -z "$JAVAC" ] ; then
echo "Please-install-JDK-5.0,-update-12-or-higher,-which-you-can-download-from-java.sun.com"
exit 1
fi
while [ -L $JAVAC ] ; do
LSLINE=$(ls -l $JAVAC)
JAVAC=$(echo -n $LSLINE | sed -e "s/.* -> //")
done
echo $JAVAC | sed -e "s:\(.*\)/bin/javac.*:\\1/lib/tools.jar:"
fi