public ParameterizedClassDesc[] getArguments() {
        return arguments;
    }

    /**
     * 型引数を表す{@link ParameterizedClassDesc}の配列を設定します。
     *
     * @param arguments
     *            型引数を表す{@link ParameterizedClassDesc}の配列
     */
    public void setArguments(final ParameterizedClassDesc[] arguments) {
        this.arguments = arguments;
    }

        final NullArgumentException nullArgumentException = new NullArgumentException("hoge");
        assertThat(nullArgumentException.getArgName(), is("hoge"));
        assertThat(nullArgumentException.getMessage(), is("[ECL0008]argument[hoge] is null."));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testErrorMessage_en() throws Exception {
        // ## Arrange ##
        Locale.setDefault(Locale.ENGLISH);

     * Returns a message code.
     *
     * @return message code
     */
    public String getMessageCode() {
        return messageCode;
    }

    /**
     * Returns arguments of a message
     *
     * @return array of arguments
     */
    public Object[] getArgs() {
        return args;
    }

    @Override
    public String getMessage() {
        return message;
    }

    /**

     * .
     */
    @Test
    public void testToBinaryException() {
        exception.expect(ClIllegalArgumentException.class);
        exception.expectMessage(is("[ECL0009]argument[o] is illegal. because class java.lang.Object."));
        BinaryConversionUtil.toBinary(new Object());
    }

     * .
     */
    @Test
    public void testCreateAndCopySrcNull() {
        exception.expect(NullArgumentException.class);
        exception.expectMessage(is("[ECL0008]argument[calendar] is null."));
        CalendarConversionUtil.localize(null);
    }

     */
    @Test
    public void testGuessContentType() {
        exception.expect(EmptyArgumentException.class);
        exception.expectMessage(is("[ECL0010]argument[path] is null or empty string."));
        MimeTypeUtil.guessContentType(null);
    }

        exception.expectMessage(is("[ECL0008]argument[src] is null."));
        BeanUtil.copyMapToBean(null, new Object());
    }

    /**
     *
     */
    @Test
    public void testCopyBeanToMap_DestNull() {
        exception.expect(NullArgumentException.class);
        exception.expectMessage(is("[ECL0008]argument[dest] is null."));
        BeanUtil.copyBeanToMap(new Object(), null);
    }

ECL0001={0} not found
ECL0008=argument[{0}] is null.
ECL0009=argument[{0}] is illegal. because {1}.
ECL0010=argument[{0}] is null or empty string.
ECL0011=argument[{0}] is null or empty array.
ECL0012=argument[{0}] is null or empty collection.
ECL0013=argument[{0}] is null or empty map.
ECL0014=argument[{0}] which is null the index of array is negative integer.
ECL0015=argument[{0}] which is null the index of array exceed the size of array[{1}].

     * .
     */
    @Test
    public void testLoadPropertiesInputStreamPropsNull() {
        exception.expect(NullArgumentException.class);
        exception.expectMessage(is("[ECL0008]argument[props] is null."));
        final InputStream inputStream = ResourceUtil.getResourceAsStream("org/codelibs/core/io/test.properties");
        PropertiesUtil.load(null, inputStream);
    }

    /**
     * Test method for

     */
    @SuppressWarnings("static-access")
    @Test
    public void testFormat() {
        exception.expect(ClIllegalArgumentException.class);
        exception.expectMessage(is("[ECL0009]argument[AUTL0009] is illegal. because messageCode : AUTL0009."));
        Logger.format("AUTL0009", "hoge");
    }