OpenJDK 22 安装

OpenJDK 安装

下载安装包

https://www.oracle.com/java/technologies/downloads/#java22

安装

#wget https://download.oracle.com/java/22/latest/jdk-22_linux-x64_bin.tar.gz
[root@CentOS-7 ~]# tar xf jdk-22_linux-x64_bin.tar.gz 
[root@CentOS-7 ~]# ls
jdk-22.0.2  jdk-22_linux-x64_bin.tar.gz
[root@CentOS-7 ~]# mv jdk-22.0.2/ /usr/local/
[root@CentOS-7 ~]# ls /usr/local/jdk-22.0.2/
bin  conf  include  jmods  legal  lib  LICENSE  man  README  release
[root@CentOS-7 ~]# ln -s /usr/local/jdk-22.0.2/bin/java /usr/local/bin/
[root@CentOS-7 ~]# java -version
java version "22.0.2" 2024-07-16
Java(TM) SE Runtime Environment (build 22.0.2+9-70)
Java HotSpot(TM) 64-Bit Server VM (build 22.0.2+9-70, mixed mode, sharing)

环境变量

[root@CentOS-7 ~]# echo "export JAVA_HOME=/usr/local/jdk-22.0.2/" >> /etc/profile
[root@CentOS-7 ~]# echo 'export PATH=$JAVA_HOME/bin:$PATH' >> /etc/profile
[root@CentOS-7 ~]# java -version
java version "22.0.2" 2024-07-16
Java(TM) SE Runtime Environment (build 22.0.2+9-70)
Java HotSpot(TM) 64-Bit Server VM (build 22.0.2+9-70, mixed mode, sharing)