- The Commons Lang library (http://commons.apache.org/lang/)
- The WebDAV implementation in Tomcat (http://tomcat.apache.org/) with modifications
- The gwt-dnd project (http://code.google.com/p/gwt-dnd/)
- The Commons Lang library (http://commons.apache.org/lang/)
- The WebDAV implementation in Tomcat (http://tomcat.apache.org/) with modifications
- The gwt-dnd project (http://code.google.com/p/gwt-dnd/)