SpringBoot部署到Linux读取resources下的文件及遇到的坑

<plugin>
    <groupId>org.apache.maven.plugins</groupId>
    <artifactId>maven-resources-plugin</artifactId>
    <configuration>
        <nonFilteredFileExtensions>
            <nonFilteredFileExtension>sql</nonFilteredFileExtension>
            <nonFilteredFileExtension>xlsx</nonFilteredFileExtension>
            <nonFilteredFileExtension>xls</nonFilteredFileExtension>
        </nonFilteredFileExtensions>
    </configuration>
</plugin>

方法一：
File currentFolder = ResourceUtils.getFile("classpath:excelTemplate/model.xls");
方法二：
this.class.getResourceAsStream("excelTemplate/model.xls");

方法一：
Resource resource = new ClassPathResource("excelTemplate/model.xls");
InputStream resourceAsStream = resource.getInputStream();

方法二：
InputStream resourceAsStream = Thread.currentThread().getContextClassLoader().getResourceAsStream("excelTemplate/model.xls");