1.pom.xml 指向启动页
<!-- 打包包名 -->
<build>
<finalName>bigData</finalName>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<!--这里写上main方法所在类的路径-->
<configuration>
<mainClass>com.jainfo.DataApplication</mainClass>
</configuration>
<executions>
<execution>
<goals>
<goal>repackage</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>
2项目根目录下执行此命令
mvn clean package