[Editor][Eclipse] how to exclude Subversion directory (.svn) in the Eclipse?

how to exclude Subversion directory (.svn) in the Eclipse?

1. Open a properties from the project
2. Select "Source Tab" in Java Build Path menu
3. Expands tree and double-click "Excluded:" each other for add two exclusion patterns
.../gen
.../src
4. adds below two exclusion patterns each other into .../gen and .../src
.svn/**
**/.svn/**
5. clean & rebuild the project


-----
Cheers,
June