ubuntu16.04环境下安装java环境1.8

①sudo apt-get update

②sudo apt-get install default-jre

③sudo apt-get install default-jdk

④sudo add-apt-repository ppa:webupd8team/java

    sudo apt-get update

⑤sudo apt-get install oracle-java8-installer

⑥sudo update-alternatives --config java

⑦sudo vim /etc/environment

    在此文件夹下添加以下内容:

    JAVA_HOME="/usr/lib/jvm/java-8-oracle"

⑧source  /etc/environment

⑨echo $JAVA_HOME

⑩java -version

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转载自blog.csdn.net/july_young/article/details/81222645