sudo apt-get purge icedtea-* openjdk-*Ĭheck that all OpenJDK packages have been removed. To remove openjdk: sudo apt-get purge openjdk* First check which OpenJDK packages are installed. Then do sudo update-alternatives -config java The next 2 commands must be type excatly perfectly to avoid Verify that the symlinks were removed java -version Since we have been coding an uninstalling tool to help Mac users for many years, we know all about the applications’ temporary files. To completely uninstall Android Studio, you have to find and remove all of its remaining files. Sudo update-alternatives -remove 'javaws' '/usr/lib/jvm/jdk/bin/javaws' When you remove apps into the Trash, these service files remain on your Mac and occupy disk space. Sudo update-alternatives -remove 'javac' '/usr/lib/jvm/jdk/bin/javac' So if your version is 1.7.0_03, you would type sudo update-alternatives -remove 'java' '/usr/lib/jvm/jdk1.7.0_03/bin/java') sudo update-alternatives -remove 'java' '/usr/lib/jvm/jdk/bin/java' (replace the word (version)with your Java version. To check the setup before uninstalling Java. If the command above produces any output like /path/to/jre1.6.0_34/bin/pack200 remove the directory that is parent of bin, like this: sudo rm -rf /path/to/jre1.6.0_34. Search for possible remaining Java directories: sudo updatedb

Remove Java entries, if there is still any, from the alternatives: for g in ControlPanel java java_vm javaws jcontrol jexec keytool mozilla-javaplugin.so orbd pack200 policytool rmid rmiregistry servertool tnameserv unpack200 appletviewer apt extcheck HtmlConverter idlj jar jarsigner javac javadoc javah javap jconsole jdb jhat jinfo jmap jps jrunscript jsadebugd jstack jstat jstatd native2ascii rmic schemagen serialver wsgen wsimport xjc do sudo update-alternatives -remove-all $g done Remove manually installed JVMs: sudo rm -rf /usr/lib/jvm/* Remove Java config and cache directory: sudo bash -c 'ls -d /home/*/.java' | xargs sudo rm -rf Remove all the Java related packages (Sun, Oracle, OpenJDK, IcedTea plugins, GIJ): dpkg-query -W -f='$' | xargs sudo apt-get -y purge

Uninstall java command line tool mac