CentOS 8如何安装JDK 15

访问 https://jdk.java.net/15/ 复制下载链接 到服务器上用wget下载 1wget https://download.java.net/java/GA/jdk15.0.1/51f4f36ad4ef43e39d0dfdbaf6549e32/9/GPL/openjdk-15.0.1_