private void setFilePath(String fileName) {
        URL url = getClass().getClassLoader().getResource(fileName);
        if (url != null) {
            this.filePath = url.getPath();
            this.configFile = new File(this.filePath);
            LOG.info("set file path lastTime: {}, currentTime: {}",
                    lastModifyTime, configFile.lastModified());
        }
    }
file name with base path.

@return
inlong-audit/audit-common/src/main/java/org/apache/inlong/audit/file/ConfigHolder.java