CentOS虚拟机查询jdk路径

[root@wshCentOS ~]# which java
/usr/bin/java
[root@wshCentOS ~]# ls -lrt /usr/bin/java
lrwxrwxrwx. 1 root root 22 12月 26 15:20 /usr/bin/java -> /etc/alternatives/java
[root@wshCentOS ~]# ls -lrt /etc/alternatives/java
lrwxrwxrwx. 1 root root 35 12月 26 15:20 /etc/alternatives/java -> /usr/java/jdk1.8.0_151/jre/bin/java
[root@wshCentOS ~]#