Exception starting filter encodingFilter
java.lang.ClassCastException: org.springframework.web.filter.CharacterEncodingFilter cannot be cast to javax.servlet.Filter
<dependency>
<groupId>javax</groupId>
<artifactId>javaee-api</artifactId>
<version>7.0</version>
<scope>provided</scope>
</dependency>
我们实际项目中用到了javaee的api,javaee-api-7.0.jar文件中也有Filter,所以 在引用 javaee-api 依赖的时候,pom.xml文件中对应的加上“<scope>provided</scope>”就可以了