From my searching, I found supporting information here: Java Development Guide for Mac OS X
tools.jar
does not exist. Classes usually lo
Well, you search for 'tools.jar', with grep for instance. If the place where classes.jar is, where tools.jar was expected, you could just change the word.
Another idea is, to create a symbolic link from classes.jar to tools.jar, if you have enough privileges and the file system(s) on MacOS support this. Else: copy. Might be more easy, but not be forgotten for updates, maybe.