Centos搭建JAVA开发环境

[root@localhost ~]# tar -zxf jdk-8u201-linux-x64.tar.gz 
[root@localhost ~]# mv jdk1.8.0_201/ /usr/local/java
[root@localhost ~]# vim /etc/profile
#末尾添加
export JAVA_HOME=/usr/local/java
export JRE_HOME=/usr/local/java/jre
export CLASSPATH=$JAVA_HOME/lib:$JRE_HOME/lib
export PATH=$PATH:$JAVA_HOME/bin:$JRE_HOME/bin
[root@localhost ~]# source /etc/profile
[root@localhost ~]# java -version
java version "1.8.0_201"
Java(TM) SE Runtime Environment (build 1.8.0_201-b09)
Java HotSpot(TM) 64-Bit Server VM (build 25.201-b09, mixed mode)