Jdk8安装配置

jdk8安装配置

• 下载

  wget -c http://download.oracle.com/otn-pub/java/jdk/8u144-b01/090f390dda5b47b9b721c7dfaa008135/jdk-8u144-linux-x64.tar.gz?AuthParam=1504851734_b06d64bf6baf8fec1f5672481a784a34

• 安装
  • 解压到文件夹

  tar -zxvf jdk-8u144-linux-x64.tar.gz?AuthParam=1504851734_b06d64bf6baf8fec1f5672481a784a34 -C /usr/java

  • 配置/etc/profile
    将下面一段添加到profile的末尾

  export JAVA_HOME=/usr/java/jdk1.8.0_144
  export PATH=$JAVA_HOME/bin:$PATH
  export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar

  执行source /etc/profile使配置生效
• 测试
  java -version
  出现如下即配置成功

  java version "1.8.0_144"
  Java(TM) SE Runtime Environment (build 1.8.0_144-b01)
  Java HotSpot(TM) 64-Bit Server VM (build 25.144-b01, mixed mode)