Raspberry Pi Java JDK 7, 8 Install JDK 7 Install Oracle JDK 7 install$ sudo apt install oracle-java7-jdk Open JDK 7 install$ sudo apt install openjdk-7-jdk JDK 8 Install$ sudo apt install oracle-java8-jdk $ sudo apt install openjdk-8-jdk OS/Raspberry Pi 2020.10.04