java 安装

🧙 Questions

• yum安装openjdk8
• yum查询本地可安装java版本
• yum卸载java
• 解压安装java
• yum安装openjdk11
• openjdk离线下载安装
• zulu安装ï

☄️ Ideas

yum安装openjdk8

yum安装的openjdk，默认JAVA_HOME路径/usr/lib/jvm/java-1.8.0-openjdk

sudo yum install java-1.8.0-openjdk-devel java-1.8.0-openjdk -y

yum查询本地可安装java版本

# 查询本地安装的java
rpm -qa|grep java
# 搜索可安装的java版本
yum search java|grep jdk

yum卸载java

sudo rpm -qa|grep java
sudo yum remove java-1.8.0-openjdk-headless

解压安装java

sudo tar -vzxf jdk-8u291-linux-x64.tar.gz -C /opt/
sudo vim /etc/profile

# ============================= /etc/profile =====================
export JAVA_HOME=/opt/jdk1.8.0_291
PATH=$PATH:$JAVA_HOME/bin
# ============================= /etc/profile =====================

source /etc/profile

openjdk离线下载安装

• openjdk
• openjdk-devel
• openjdk-headless

sudo rpm -ivh java-1.8.0-openjdk-*.rpm

yum安装openjdk11

rpm -qa|grep java
sudo yum remove -y java-1.8.0-openjdk-headless
yum search java|grep jdk
sudo yum install java-11-openjdk-devel java-11-openjdk

mac安装默认地址

/Library/Java/JavaVirtualMachines/zulu-8.jdk/Contents/Home

zulu安装

• https://www.azul.com/downloads/?package=jdk#zulu

卸载java

• https://docs.azul.com/core/uninstall/macos

sdkman

curl -s "https://get.sdkman.io" | bash
source "$HOME/.sdkman/bin/sdkman-init.sh"
sdk versionï

安装java
https://sdkman.io/jdks

# 查看java列表
sdk list java
sdk install java ${Identifier}
sdk install java 8.0.392.fx-zulu
sdk current java
sdk default java 8.0.392-amzn
sdk uninstall java 8.0.392-amzn

# 更新在sdk
sdk selfupdate

安装路径

/Users/ispong/.sdkman/candidates/java

🔗 Links

• java website
• sdkman