Copied from code from the book
Programming for the Java (tm) Virtual Machine
To use oolong (A JVM Assembler)
Usage:
Oolong [-g] [-n] [-d directory] [-verbose] file1.j
-g Generate debugging info
-n Generate debugging info using auto-generated line numbers
-d Place output files in directory
-verbose Verbose messages
Eg.
$> java -cp .:./target/oolong-1.0-SNAPSHOT.jar Oolong -d ./target/j -n -verbose <your .j file>
or better
$> ./oolong.sh <your .j file>
generated class file will be in target/j directory
That's all. Have fun JVM programming ...