*             If the argument is <code>null</code> or an empty string.
     */
    public static void assertArgumentNotEmpty(final String argName, final String argValue) {
        if (StringUtil.isEmpty(argValue)) {
            throw new EmptyArgumentException(argName, "ECL0010", asArray(argName));
        }
    }

    /**
     * Asserts that the argument is neither <code>null</code> nor an empty string.
     *

            final int leftCount = leftPart.isEmpty() ? 0 : leftPart.split(":").length;
            final int rightCount = rightPart.isEmpty() ? 0 : rightPart.split(":").length;
            final int zerosCount = 8 - leftCount - rightCount;
            final StringBuilder expanded = new StringBuilder(leftPart);
            for (int i = 0; i < zerosCount; i++) {
                if (expanded.length() > 0) {

        return map.keySet().iterator();
    }

    @Override
    public int size() {
        return map.size();
    }

    @Override
    public boolean isEmpty() {
        return map.isEmpty();
    }

    @Override
    public boolean contains(final Object o) {
        return map.containsKey(o);
    }

    @Override
    public boolean add(final String o) {

     * Test method for
     * {@link org.codelibs.core.collection.CollectionsUtil#isEmpty(java.util.Collection)}
     * .
     */
    @Test
    public void testIsEmptyCollectionOfQ() {
        Collection<String> c = null;
        assertThat(CollectionsUtil.isEmpty(c), is(true));
        c = new ArrayList<String>();
        assertThat(CollectionsUtil.isEmpty(c), is(true));
    }

    /**
     * Test method for

            final String key = "frontmatter." + entry.getKey();
            final List<String> values = entry.getValue();
            if (values != null && !values.isEmpty()) {
                extractData.putValues(key, values.toArray(new String[0]));
            }
        }
    }

    /**
     * Extracts heading text from the document.
     *

        case Boolean b -> b ? 1L : 0L;
        default -> toLong(o.toString());
        };
    }

    private static Long toLong(final String s) {
        if (StringUtil.isEmpty(s)) {
            return null;
        }
        return Long.valueOf(DecimalFormatUtil.normalize(s));
    }

    /**
     * Converts the given object to a {@literal long}.
     *
     * @param o

            String msg = "Cannot register null or empty aggregation: name=" + name + " value=" + value;
            throw new InvalidQueryRegisteredException(msg);
        }
    }

    protected void checkEsInvalidAggregationCollection(String name, Collection<?> values) {
        if (values == null || values.isEmpty()) {

        ExtractData data = new ExtractData();
        assertNotNull(data);
        assertNull(data.getContent());
        assertNotNull(data.getKeySet());
        assertTrue(data.getKeySet().isEmpty());
    }

    public void test_constructorWithContent() {
        // Test constructor with content
        String content = "Test content";
        ExtractData data = new ExtractData(content);

        assertEquals("TestResource", notification.getResourceName());
        assertTrue(notification.getTimestamp() <= System.currentTimeMillis());
        assertTrue(notification.getNewIPAddresses().isEmpty());
        assertTrue(notification.getOldIPAddresses().isEmpty());
        assertEquals(WitnessNotification.WITNESS_RESOURCE_STATE_UNKNOWN, notification.getFlags());
    }

    @Test
    void testAddIPAddresses() throws Exception {

     */
    protected void storeClickLogFromQueue() {
        if (!clickLogQueue.isEmpty()) {
            processClickLogQueue(clickLogQueue);
        }
    }

    /**
     * Stores search logs from the queue.
     */
    protected void storeSearchLogFromQueue() {
        if (!searchLogQueue.isEmpty()) {
            processSearchLogQueue(searchLogQueue);
        }
    }

    /**