Dan's example will work on any file that the user running Tomcat/Globus can access. So it can't actually retrieve the entire file system, only what the user is allowed to access (kind of like GridFTP's controls).
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java -jar caGrid-Transfer-client-1.0.jar ../<directory> can be used to traverse the entire file system.
Dan's example will work on any file that the user running Tomcat/Globus can access. So it can't actually retrieve the entire file system, only what the user is allowed to access (kind of like GridFTP's controls).