Sudo update-alternatives -install "/usr/bin/javac" "javac" "/usr/lib/jvm/jdk1.8.0/bin/javac" 1 Now run sudo update-alternatives -install "/usr/bin/java" "java" "/usr/lib/jvm/jdk1.8.0/bin/java" 1 Now move the JDK 8 directory to /usr/lib sudo mkdir -p /usr/lib/jvm N.B.: Check carefully this folder name since Oracle seem to change this occasionally with each update.
Java HotSpot(TM) Server VM (build 24.0-b21, mixed mode)Īt the sametime, some people may more likely to DIY from a downloaded JDK and config all manually to make sure all details under control.ĭownload the 32-bit or 64-bit Linux "compressed binary file" - it has a ".tar.gz" file extension. Java(TM) SE Runtime Environment (build 1.8.0-ea-b54) Java -version With java8 y ou should then get a terminal output like: different Ubuntu version and JDK version(5/6/7/8) may also impact the exact cmd to install them.Īnd all after thses steps you can also enter the following command to check the result of the installation: And also note the dangers of using a PPA. Sudo apt-get install oracle-java8-installer This installs JDK 7 (which includes Java JDK, JRE and the Java browser plugin), but you should remind that by using the Web Up8 Oracle Java OOS, this PPA is sometimes out of date. Sudo apt-get install oracle-java7-installer Sudo apt-get install oracle-java6-installer Sudo add-apt-repository ppa:webupd8team/java Sudo apt-get install python-software-properties The simplest way to install all needed Java developer utils by Ubuntu's famous apt-get: Only simple way provided to make it not too hard to follow.Īt the end, i also provide another way that makes your special JDK only works for one terminal without changing the whole system wide JDK config. Java is popular for long time, and it become more welcomed for Google's Android, for developers.īut to enjoy it, you have to have an JDK(or JRE) at lest firstly.Įven there is hundreds of articles introducing how to setup JAVA SDK, i still just add this duplicated SOPs, for Ubuntu.
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