@Nullable Object[] args = new Object[params.size()];

    for (int i = 0; i < args.length; i++) {
      Parameter param = params.get(i);
      if (i != indexOfParamToSetToNull) {
        args[i] = getDefaultValue(param.getType());
        Assert.assertTrue(
            "Can't find or create a sample instance for type '"
                + param.getType()

    @Nullable Object[] args = new Object[params.size()];

    for (int i = 0; i < args.length; i++) {
      Parameter param = params.get(i);
      if (i != indexOfParamToSetToNull) {
        args[i] = getDefaultValue(param.getType());
        Assert.assertTrue(
            "Can't find or create a sample instance for type '"
                + param.getType()

        return filetype;
    }

    /**
     * Gets the default file type value used when MIME type is not found.
     *
     * @return the default file type value
     */
    public String getDefaultValue() {
        return defaultValue;
    }

    /**
     * Sets the default file type value to use when MIME type is not found.
     *
     * @param defaultValue the new default file type value
     */

    }

    @Test
    public void test_getDefaultValue() {
        assertEquals("others", fileTypeHelper.getDefaultValue());
    }

    @Test
    public void test_setDefaultValue() {
        fileTypeHelper.setDefaultValue("unknown");
        assertEquals("unknown", fileTypeHelper.getDefaultValue());

        // Test that get() returns new default value
        assertEquals("unknown", fileTypeHelper.get("non/existent"));

                    listPromptBuilder
                            .newItem()
                            .name(
                                    option.getDefaultValue().isPresent()
                                            ? option.getDefaultValue().get()
                                            : option.getKey())
                            .text(option.getDescription())
                            .add();

            return defaultValue != null ? defaultValue.toString() : StringUtil.EMPTY;
        } catch (final Exception e) {
            return StringUtil.EMPTY;
        }
    }

    private String getDefaultMaxKey() {
        try {
            final Method method = CustomSize.class.getMethod("maxKey");
            final Object defaultValue = method.getDefaultValue();

        try {
            final Method method = UriType.class.getMethod("protocolType");
            assertNotNull(method, "protocolType method should exist");
            assertNull(method.getDefaultValue(), "protocolType should not have default value");
        } catch (final NoSuchMethodException e) {
            fail("protocolType method should exist");
        }
    }

        assertEquals("deprecated-parameter", mp.getDeprecated());
        assertEquals("${jar.finalName}", mp.getExpression());
        assertEquals("${project.build.finalName}", mp.getDefaultValue());
        assertEquals("3.0.0", mp.getSince());

        ComponentRequirement cr = md.getRequirements().get(0);

        assertEquals("org.codehaus.plexus.archiver.Archiver", cr.getRole());