spring boot war

<dependency>

　　<groupId>org.springframework.boot</groupId>

　　<artifactId>spring-boot-starter-tomcat</artifactId>　　

　　<scope>provided</scope>

</dependency>

替换成

<dependency>

　　<groupId>javax.servlet</groupId>

　　<artifactId>javax.servlet-api</artifactId>　　

　　<scope>provided</scope>

</dependency>

或

<dependency>

　　<groupId>org.apache.tomcat</groupId>

　　<artifactId>tomcat-servlet-api</artifactId>　　

　　<scope>provided</scope>

</dependency>

mvn clean package -Dmaven.test.skip=true