assertEquals("Should have one type parameter", 1, typeParameters.length);
        assertEquals("Type parameter should be MESSAGES", "MESSAGES", typeParameters[0].getName());
    }

    @Test
    public void test_packageStructure() {
        final Package pkg = FessActionValidator.class.getPackage();
        assertNotNull(pkg, "Package should not be null");

        assertTrue("Should have appendJvmStats method", hasAppendJvmStats);
        assertTrue("Should have appendFesenStats method", hasAppendFesenStats);
    }

    @Test
    public void test_package_structure() {
        assertEquals("Should be in timer package", "org.codelibs.fess.timer", SystemMonitorTarget.class.getPackage().getName());
    }

    @Test
    public void test_class_is_public() {

            // but method should be callable
            assertNotNull(e, "Exception should not be null if thrown");
        }
    }

    @Test
    public void test_package_structure() {
        assertEquals("Should be in timer package", "org.codelibs.fess.timer", HotThreadMonitorTarget.class.getPackage().getName());
    }

    @Test
    public void test_class_is_public() {