Here are unofficial, testing binaries for IcedTea 6, built on Debian Etch, installable on Debian Etch as well as later versions or derivatives.

Instructions:

echo 'deb http://icedtea.beuc.net/debian/ ./' >> /etc/apt/sources.list
aptitude update
aptitude install openjdk-6-jre

More info at: http://icedtea.classpath.org/wiki/DebianBuildingInstructions

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beuc@beuc.net