1.添加jenkins源wget -O /etc/yum.repos.d/jenkins.repo http://pkg.jenkins-ci.org/redhat/jenkins.reporpm --import http://pkg.jenkins-ci.org/redhat/jenkins-ci.org.key2.yum下载jeknisyum install jenkins4.设置jenki

Centos7下JDK1.8安装配置下载JDK1.8安装包从官网下载JDK8安装包，打开下面地址，找到对应Linux X64位安装包，这里有两种格式文件，我们下载tar.gz格式，下载前需要先勾选Accept License Agreementhttp://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151

package com.heima.chario;//装饰模式设计的好处是：//耦合性不强，被装饰的类的变化与装饰类的变化无关public class Demo6_Warp {public static void main(String[] args) {HeiMaStudent hms=new HeiMaStudent(new Student());hms.code()...