把文件复制到虚拟机中
briup@briup-virtual-machine:~$ sudo mkdir /usr/local/soft
[sudo] briup的密码:
briup@briup-virtual-machine:~$ sudo mv jdk-8u74-linux-x64.tar.gz
/usr/local/soft/
briup@briup-virtual-machine:~$ cd /usr/local/soft
briup@briup-virtual-machine:~$ sudo tar -zxvf jdk-8u74-linux-x64.tar.gz
export JAVA_HOME=/usr/local/soft/jdk1.8.0_74
export PATH=$JAVA_HOME/bin:$PATH
export CLASSPATH=.:./bin