Linux配置JDK(Ubuntu)

1.下载JDK

cd  /usr/local/src

wget --no-check-certificate --no-cookies --header "Cookie: oraclelicense=accept-securebackup-cookie" http://download.oracle.com/otn-pub/java/jdk/8u131-b11/d54c1d3a095b4ff2b6607d096fa80163/jdk-8u131-linux-x64.tar.gz

#解压
tar -xzvf jdk-8u131-linux-x64.tar.gz

 

2.配置环境变量

vi /etc/profile
export JAVA_HOME=  /usr/local/src/jdk1.8.0_131 
export CLASSPATH=$JAVA_HOME/lib/
export PATH=$PATH:$JAVA_HOME/bin

#查看版本
java -version