public void setFilePaths(String... filePaths) {
        Path[] paths = new Path[filePaths.length];
        for (int i = 0; i < paths.length; i++) {
            paths[i] = new Path(filePaths[i]);
        }
        setFilePaths(paths);
    }
@Test
    void testSetPathsEmptyArray() {
        assertThatThrownBy(() -> new MultiDummyFileInputFormat().setFilePaths(new String[0]))
                .isInstanceOf(IllegalArgumentException.class);
    }