<dependency>
<groupId>org.apache.tomcat.embed</groupId>
<artifactId>tomcat-embed-core</artifactId>
<version>9.0.29</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat.embed</groupId>
<artifactId>tomcat-embed-jasper</artifactId>
<scope>provided</scope>
<exclusions>
<exclusion>
<artifactId>tomcat-embed-core</artifactId>
<groupId>org.apache.tomcat.embed</groupId>
</exclusion>
</exclusions>
</dependency>
jsp支持已添加,但还是没用