Returns the virtual jar file for the application. This is
a wrapper around the exploded archiv or a
split-directory ear/war/jar/rar. We also support deploying plain
exploded jars/wars/rars without an ear.
Returns a directory/file that can be searched recursively to find
For archives, this returns the archive.
For exploded archives, this returns the root directory.
For split directories, this returns the source directory.