java中jdk的安装

Posted 2020-09-03 enet01

需要软件 jdk-8u60-linux-x64.rpm

1.安装jdk

[[email protected] ~]#rpm -ivh jdk-8u60-linux-x64.rpm

2.配置环境变量

[[email protected] ~]#vim /etc/profile加入以下三条（第二条有.:）

export JAVA_HOME=/usr/java/jdk1.8.0_60/
export CLASSPATH=.:$JAVA_HOME/jre/lib/rt.jar:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar
export PATH=$PATH:$JAVA_HOME/bin

3.加载环境变量

[[email protected] ~]#source /etc/profile

4.测试环境

[[email protected] ~]# java -version
java version "1.8.0_60"
Java(TM) SE Runtime Environment (build 1.8.0_60-b27)
Java HotSpot(TM) 64-Bit Server VM (build 25.60-b23, mixed mode)
[[email protected] ~]#

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以上过程就是完成了