VisualAge for Java Importer Description:
The VisualAge for Java Importer SmartGuide automatically converts existing projects made in other Java IDEs to VisualAge 2.0 projects. It extracts information about JAVA, CLASS, and resource files from the other IDE project files, and imports the extracted files into VisualAge for Java 2.0.

The Importer is fully integrated into ... IBM (download page)