Install Multiple Java in Ubuntu
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sudo update-alternatives --install /usr/bin/java java /usr/lib/jvm/jdk-19.0.2/bin/java
sudo update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/jdk-19.0.2/bin/javac
sudo update-alternatives --install /usr/bin/jar jar /usr/lib/jvm/jdk-19.0.2/bin/jar
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