Runtime components : Runtime Tools : Operation monitor : Implementing monitoring method : Weaving existing jar
  
Weaving existing jar
1 AspectJ supports building existing jar. Use the following command:
ajc -inpath your existing.jar -aspectpath bttmonitorext.jar -outjar new.jar -classpath "c:\aspectj1.7\lib\aspectjrt.jar;…"
See also
Implementing monitoring method