Wasn't officially on the user list yet when I sent this -- so just in case I am resending it. KM
________________________________ From: KM <info...@yahoo.com> To: "user@ant.apache.org" <user@ant.apache.org> Sent: Wednesday, May 7, 2014 11:47 AM Subject: determine a list of class files to delete based on java files Hi All, I need to figure out a way to get a list of the java files in my structure and then delete the corresponding class files. for example if I have 2 java files a/one.java and b/two.java, I want to determine that the list is: a/one.java b/two.java and then delete from my "output" directory: output/a/one.class output/b/two.class How can I do it? I tried to delete all of the class files based on the list of java files using a mapper but it keeps telling me that delete doesn't support the nested mapper element. Is there an easy way to do this? KM