一、更新包列表
sudo apt update
二、安裝 Java 8
sudo apt install openjdk-8-jdk?
?安裝問題
遇見Unable to locate package openjdk-8-jdk錯誤
?1.添加 PPA 存儲庫
sudo add-apt-repository ppa:openjdk-r/ppa
sudo apt update
2.重新嘗試安裝
sudo apt install openjdk8-jdk?
3.如還遇到上述問題手動確認源列表
sudo apt-get clean
sudo apt-get update
sudo apt-get upgrade?
?4.手動安裝
sudo apt-get install openjdk-8-jdk
?5.檢查其他存儲庫
sudo nano /etc/apt/sources.list
6.在文件末尾添加
deb http://security.ubuntu.com/ubuntu xenial-security main
deb http://archive.ubuntu.com/ubuntu xenial main universe?
7.重新嘗試安裝
sudo apt update
sudo apt install openjdk-8-jdk?
三、驗證安裝
java -version?
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