centos安装jdk17

下载jdk17的tar包

wget https://download.oracle.com/java/17/latest/jdk-17_linux-x64_bin.tar.gz

创建解压目录

mkdir /usr/local/java

解压

tar -zxvf  jdk-17_linux-x64_bin.tar.gz

添加环境变量

vim  /etc/profile

 内容如下：

JAVA_HOME=/usr/local/java/jdk-17.0.11
PATH=$JAVA_HOME/bin:$PATH
CLASSPATH=$JAVA_HOME/jre/lib/ext:$JAVA_HOME/lib/tools.jar
export PATH JAVA_HOME CLASSPATH

刷新策略

source /etc/profile

验证

java -version