端口号为2222，可在config/application.properties 中server.port进行配置 

以Java Application方式运行com.cml.springboot.BootApplication 

mvn spring-boot:run 

mvn package 

java -jar target/myproject-0.0.1-SNAPSHOT.jar 

java -jar app.jar --name="Spring" 

SpringApplication.setAddCommandLineProperties(false).