安装jdk
yum install java-1.8.0-openjdk-devel.x86_64
卸载jdk
yum -y remove java*
查找jdk安装路
执行 which java
执行 ls -lrt /usr/bin/java
执行ls -lrt /etc/alternatives/java
由上可知java的路径为: /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.144-0.b01.el7_4.x86_64
Tomcat8.5安装
wget http://mirror.bit.edu.cn/apache/tomcat/tomcat-8/v8.5.33/bin/apache-tomcat-8.5.33.tar.gz
tar -zxvf apache-tomcat-8.5.32.tar.gz