public static Optional<File> getFileFromFileNameOrFilePath(String fileName, String filePath) {
        Optional<File> fromClassloader = getFileByFileNameFromClassloader(fileName, Thread.currentThread().getContextClassLoader());
        return fromClassloader.isPresent() ? fromClassloader :  getFileByFilePath(filePath);
    }
@Test
    void getFileFromFileNameOrFilePathNotExisting() {
        Optional<File> retrieved = MemoryFileUtils.getFileFromFileNameOrFilePath(NOT_EXISTING_FILE, NOT_EXISTING_FILE);
        assertThat(retrieved).isNotNull().isEmpty();
    }