centos: 安装 java 17

在 centos7 上安装 java17

安装步骤

wget https://download.oracle.com/java/17/latest/jdk-17_linux-x64_bin.rpm
sudo rpm -ivh jdk-17_linux-x64_bin.rpm

centos8上

# 安装17
yum install java-17-openjdk -y

删除老的java

• https://unix.stackexchange.com/questions/110512/uninstall-jdk-rpm-to-reinstall

如果存在多个版本，有可能出现一直显示的是原来的版本的情况。

# 列出
rpm -qa | grep java
# 删除不需要的
yum remove java-1.8.0-openjdk-headless-1.8.0.312.b07-2.el8_5.x86_64
# 这种一般是系统自带的
yum remove java

参考

• https://vegastack.com/tutorials/how-to-install-java-on-centos-7/
• https://unix.stackexchange.com/questions/703538/openjdk-17-for-centos-7
• https://rpmfind.net/linux/rpm2html/search.php?query=java-17-openjdk
• https://www.digitalocean.com/community/tutorials/how-to-install-java-on-centos-and-fedora
• https://unix.stackexchange.com/questions/110512/uninstall-jdk-rpm-to-reinstall