You can download JCLEC and its modules using CVS and import them as Eclipse projects.
- File -> New -> Project
- Select CVS -> Project from CVS
Fill the form using the following data:
Repository path: /cvsroot/jclec
Click on use an existing module and select jclec4-base, jclec4-classification or any other wanted modules
Finally, jclec4-base and jclec4-classification projects source code and their libraries are imported into your workspace