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Install JDK
环境搭建
2019-05-06 06:51:53
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louyj
环境搭建
## Install JDK cd /opt/ sudo wget --no-cookies --no-check-certificate --header "Cookie: gpw_e24=http%3A%2F%2Fwww.oracle.com%2F; oraclelicense=accept-securebackup-cookie" "http://download.oracle.com/otn-pub/java/jdk/8u91-b14/jdk-8u91-linux-x64.tar.gz" tar xzf jdk-8u91-linux-x64.tar.gz ## Use alternatives to configure the Java version cd /opt/jdk1.8.0_91/ alternatives --install /usr/bin/java java /opt/jdk1.8.0_91/bin/java 2 alternatives --config java ## Set the javac and jar commands sudo alternatives --install /usr/bin/jar jar /opt/jdk1.8.0_91/bin/jar 2 sudo alternatives --install /usr/bin/javac javac /opt/jdk1.8.0_91/bin/javac 2 sudo alternatives --set jar /opt/jdk1.8.0_91/bin/jar sudo alternatives --set javac /opt/jdk1.8.0_91/bin/javac ## Export the Java environment variables export JAVA_HOME=/opt/jdk1.8.0_91 export JRE_HOME=/opt/jdk1.8.0_91/jre export PATH=$PATH:/opt/jdk1.8.0_91/bin:/opt/jdk1.8.0_91/jre/bin or echo 'export JAVA_HOME=/opt/jdk1.8.0_91' >> ~/.bash_profile echo 'export JRE_HOME=/opt/jdk1.8.0_91/jre' >> ~/.bash_profile echo 'export PATH=$PATH:/opt/jdk1.8.0_91/bin' >> ~/.bash_profile source ~/.bash_profile
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