How to specify main-class in SCons Java build? -

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i have following sconscript file:

java(target='classes', source='.'); jar(target='test.jar', source='classes')

the problem i'm unsure how set main-class attribute , it's not covered in scons documentation. know how this?

i figured out. here's updated sconscript file:

jar(target='observer',     source=['observer.java',             'manifest.txt'])

note manifest.txt file can have name, first line in must be:

manifest-version:

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