一、 安装 JDK 8
1.1 下载 JDK 8
cd /opt/
wget --no-cookies --no-check-certificate --header "Cookie: gpw_e24=http%3A%2F%2Fwww.oracle.com%2F; oraclelicense=accept-securebackup-cookie" "http://download.oracle.com/otn-pub/java/jdk/8u141-b15/336fa29ff2bb4ef291e347e091f7f4a7/jdk-8u141-linux-x64.tar.gz"
1.2 安装 JDK 8
tar xzf jdk-8u141-linux-x64.tar.gz
cd jdk1.8.0_141
alternatives --install /usr/bin/java java /opt/jdk1.8.0_141/bin/java 2
alternatives --config java
界面显示内容如下：
There is 1 program that provides 'java'.
Selection Command
-----------------------------------------------
*+ 1 /opt/jdk1.8.0_141/bin/java
Enter to keep the current selection[+], or type selection number:
输入 1 回车
1.3 设置 javac 和 jar 命令的路径
alternatives --install /usr/bin/jar jar /opt/jdk1.8.0_141/bin/jar 2
alternatives --install /usr/bin/javac javac /opt/jdk1.8.0_141/bin/javac 2
alternatives --set jar /opt/jdk1.8.0_141/bin/jar
alternatives --set javac /opt/jdk1.8.0_141/bin/javac
1.4 查看是否正确安装
java -version
1.5 设置环境变量
export JAVA_HOME=/opt/jdk1.8.0_141
export JRE_HOME=/opt/jdk1.8.0_141/jre
export PATH=$PATH:/opt/jdk1.8.0_141/bin:/opt/jdk1.8.0_141/jre/bin
二、安装 Tomcat
2.1 下载 Tomcat
wget http://mirrors.tuna.tsinghua.edu.cn/apache/tomcat/tomcat-8/v8.5.45/bin/apache-tomcat-8.5.45.tar.gz
2.2 安装 Tomcat
tar xzf apache-tomcat-8.5.45.tar.gz
mv apache-tomcat-8.5.45 /usr/local/tomcat8
2.3 启动 Tomcat
/usr/local/tomcat8/bin/startup.sh
注意关闭防火墙或放行端口，输入：ip:8080
参考：