springBoot启动输出三行日志控制台自动停止操作

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 <modelVersion>4.0.0</modelVersion>

 <groupId>net.xiaof</groupId>
 <artifactId>springboot_day01</artifactId>
 <version>0.0.1-SNAPSHOT</version>
 <packaging>war</packaging>

 <name>springboot_day01</name>
 <description>springboot_day01 project for Spring Boot</description>

 <parent>
  <groupId>org.springframework.boot</groupId>
  <artifactId>spring-boot-starter-parent</artifactId>
  <version>2.0.1.RELEASE</version>
  <relativePath/> <!-- lookup parent from repository -->
 </parent>

 <properties>
  <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
  <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
  <java.version>1.8</java.version>
 </properties>

 <dependencies>
  <dependency>
   <groupId>org.springframework.boot</groupId>
   <artifactId>spring-boot-starter-web</artifactId>
  </dependency>

  <dependency>
   <groupId>org.springframework.boot</groupId>
   <artifactId>spring-boot-starter-test</artifactId>
   <scope>test</scope>
  </dependency>
 </dependencies>

 <build>
  <plugins>
   <plugin>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-maven-plugin</artifactId>
   </plugin>
  </plugins>
 </build>
</project>

package net.xiaof.boot;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class StartApplication {
 public static void main(String[] args) {
  SpringApplication.run(StartApplication.class, args);
  System.out.println("===================================================================");
  System.out.println("(◕ˇ∀ˇ◕)  springboot started ");
  System.out.println("===================================================================");
 }
}

        public static void main(String[] args) { 
           SpringApplication.run(TestApp.class, args); 
        }

        public static void main(String[] args) { 
            Try{
                  SpringApplication.run(TestApp.class, args);
            }catch(Exception e){
                e.printStackTrace();
            }
        }

        public static void main(String[] args) {
            Try{
                  SpringApplication.run(TestApp.class, args);
            }catch(Exception e){
                LOGGER.error(“启动报错”,e);
            }
        }