How to define an empty-value attribute in MANIFEST.MF?

Question

I need to add an attribute to MANIFEST.MF with an empty value. This doesn't work:

Foo-Attrib:

java.util.jar.Manifest can't load such a file and throws an exception. What is a possible workaround?

Answer 1

By my reading of the JAR file spec, you can have an attribute with an empty value. But there must be a space character after the ':'.

(The relevant section of the spec is here.)