/**
     *
     */
    @Test
    public void testSplitPackageAndShortClassName() {
        String[] ret = ClassUtil.splitPackageAndShortClassName("aaa.Hoge");
        assertThat(ret[0], is("aaa"));
        assertThat(ret[1], is("Hoge"));
        ret = ClassUtil.splitPackageAndShortClassName("Hoge");
        assertThat(ret[0], is(nullValue()));
        assertThat(ret[1], is("Hoge"));
    }

    /**
     *

     *            The class name. Must not be {@literal null} or empty.
     * @return An array containing the package name and the class name without the package.
     */
    public static String[] splitPackageAndShortClassName(final String className) {
        assertArgumentNotEmpty("className", className);

        final String[] ret = new String[2];
        final int i = className.lastIndexOf('.');
        if (i > 0) {