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trajakovic/JAVA_HOME auto setup

Last active August 29, 2015 14:08
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ubuntu / mint - java & javac automatic $JAVA_HOME by update-alternatives
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JAVA_HOME auto setup
#from http://stackoverflow.com/a/11542973/1137445
Add to ~/.bashrc
JAVA_HOME=$(readlink -f /usr/bin/javac | sed "s:bin/javac::")
Install multiple versions of java with update-alternatives. This JAVA_HOME should be up-to-date if current version is switched.
Do not forget to restart terminal ;).
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java_home_auto_change.sh
echo "export JAVA_HOME=\$(readlink -f /usr/bin/java | sed \"s:bin/java::\")" >> ~/.bashrc
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run this script with
wget -qO- https://gist.githubusercontent.com/trajakovic/4197af9f54e5d223f02b/raw/java_home_auto_change.sh|bash

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