If you use the jsp file, you need to configure resources items in the configuration file, in order for this idea to identify jsp file

This one does not add the directory structure in the compiled .class file is like this

 

 Add this a configuration item, position in class configuration file is like this:

 

 Added configuration file is like this:

 <resources>
            <resource>
                <directory>src/main/java</directory>
                <includes>
                    <include>**/*.xml</include>
                </includes>
            </resource>
            <resource>
                <directory>src/main/resource</directory>
                <includes>
                    <include>**/*.*</include>
                </includes>
            </resource>
            <resource>
                <directory>src/main/webapp</directory>
                <targetPath>MFTA-INF/resources</targetPath>
                <includes>
                    <include>**/*.*</include>
                </includes>
            </resource>
        </resources>