kali安装java8

官网下载

https://www.oracle.com/technetwork/java/javase/downloads/index.html 选择下载java8 最新版为jdk-8u291-linux-x64.tar.gz

Jdk 传到kali并解压

mkdir /usr/local/java
mv jdk-8u291-linux-x64.tar.gz /usr/local/java
cd /usr/local/java
sudo tar -zxvf jdk-8u281-linux-x64.tar.gz

安装并注册

update-alternatives --install /usr/bin/java java /usr/local/java/jdk1.8.0_291/bin/java 1
update-alternatives --install /usr/bin/javac javac /usr/local/java/jdk1.8.0_291/bin/javac 1
update-alternatives --set java /usr/local/java/jdk1.8.0_291/bin/java
update-alternatives --set javac /usr/local/java/jdk1.8.0_291/bin/javac

查看java版本

java -version

Picked up _JAVA_OPTIONS: -Dawt.useSystemAAFontSettings=on -Dswing.aatext=true

java version "1.8.0_291" Java(TM) SE Runtime Environment (build 1.8.0_291-b10) Java HotSpot(TM) 64-Bit Server VM (build 25.291-b10, mixed mode)