登陆官网使用Oracle账号下载
- 下载地址 https://www.oracle.com/java/technologies/javase/javase-jdk8-downloads.html
- 选择Mac版本下载
- 直接点开安装即可
- 验证Java环境
reboot@bogon ~ % java -version java version "1.8.0_281" Java(TM) SE Runtime Environment (build 1.8.0_281-b09) Java HotSpot(TM) 64-Bit Server VM (build 25.281-b09, mixed mode)
配置环境变量
- Mac默认路径为/Library/Java/JavaVirtualMachines/
reboot@bogon ~ % cd /Library/Java/JavaVirtualMachines/ reboot@bogon JavaVirtualMachines % ls jdk1.8.0_281.jdk
- 配置环境变量
reboot@bogon JavaVirtualMachines % sudo vi /etc/.bash_profile JAVA_HOME=/Library/Java/JavaVirtualMachines/jdk1.8.0_281.jdk/Contents/Home/ CLASSPAHT=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar PATH=$JAVA_HOME/bin:$PATH: export JAVA_HOME export CLASSPATH export PATH
- 使其生效
reboot@bogon JavaVirtualMachines % source /etc/.bash_profile reboot@bogon JavaVirtualMachines % java -version java version "1.8.0_281" Java(TM) SE Runtime Environment (build 1.8.0_281-b09) Java HotSpot(TM) 64-Bit Server VM (build 25.281-b09, mixed mode)
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