ubuntu下java环境配置

ubuntu下面配置jdk的环境

  1. download jdk
  2. extract tar.gz
  3. sudo cp -r /home/oliver/develop/jdk1.8.0_20 /usr/lib/jvm/jdk1.8.0_20
  4. set ~./profile
    export JAVA_HOME=/usr/lib/jvm/jdk1.8.0_20
    export JRE_HOME=${JAVA_HOME}/jre
    export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib
    export PATH=${JAVA_HOME}/bin:$PATH
  5. source ~/.profile
  6. java -version

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