How to subtract ivy dependency sets
问题 My goal is to demarcate project transitive dependencies into several not crossing sets: system (jars already present in j2ee container; listed manually with explicit fixed versions) provided (jars to be copied to j2ee container; listed manually) ear (jars to be packed inside ear/lib, the rest) My current solution listed below has some shortcomings: have to exclude system and provided libraries from ear conf one by one new third-party transitive deps that weren't already explicitly excluded