1● linux安装jdk1.8

Download jdk1.8

 

1. export JAVA_HOME=/usr/java/jdk1.8.0_181
2. export JRE_HOME=${JAVA_HOME}/jre
3. export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib:$CLASSPATH
4. export JAVA_PATH=${JAVA_HOME}/bin:${JRE_HOME}/bin
5. export PATH=$PATH:${JAVA_PATH}

 

 

2● linux安装tomcat

https://tomcat.apache.org/download-70.cgi