}

    /**
     * Test null password handling
     */
    @Test
    public void testNullPasswordHandling() {
        // Test with null String password
        NtlmPasswordAuthenticator auth1 = new NtlmPasswordAuthenticator("testuser", (String) null);
        assertNull(auth1.getPassword());

        // Test with null char[] password

            return null;
        }
        synchronized (this.addressCache) {
            CacheEntry entry = this.addressCache.get(hostName);
            if (entry != null && entry.expiration < System.currentTimeMillis() && entry.expiration >= 0) {
                entry = null;
            }
            return entry != null ? entry.address : null;
        }
    }

    int getNextNameTrnId() {

                break;
            }
        }
        if (authMethod == null) {
            return null;
        }
        NtlmMessage message = authorization != null ? new Type2Message(Base64.decode(authorization)) : null;
        reconnect();
        if (message == null) {
            message = new Type1Message();
            if (LM_COMPATIBILITY > 2) {

    protected final ColumnInfo _columnPermissions = cci("permissions", "permissions", null, null, String[].class, "permissions", null,
            false, false, false, "keyword", 0, 0, null, null, false, null, null, null, null, null, false);
    protected final ColumnInfo _columnToken = cci("token", "token", null, null, String.class, "token", null, false, false, false, "keyword",

        if (esCb.getPreference() != null) {
            builder.setPreference(esCb.getPreference());
        }
        esCb.request().build(builder);
        SearchResponse response = esCb.build(builder).execute().actionGet(scrollSearchTimeout);
        String scrollId = response.getScrollId();
        try {
            while (scrollId != null) {

        method.setAccessible(true);

        // Test with null thread
        try {
            method.invoke(crawler, (Thread) null);
        } catch (Exception e) {
            fail("Should not throw exception with null thread");
        }

        // Test with normal thread
        Thread testThread = new Thread(() -> {
            try {

     * @param root the Maven Dependency, must not be {@code null}
     * @param scope the {link PathScope} to collect dependencies, must not be {@code null}
     * @return the collection result, never {@code null}
     * @throws DependencyResolverException if the dependency tree could not be built
     * @throws IllegalArgumentException if an argument is null or invalid

            if (!fetchMore()) {
                doClose();
                return null;
            }
            this.ridx = 0;
            return advance(true);
        }
        return null;
    }

    /**
     * Opens the enumeration and returns the first entry.
     *
     * @return the first file entry, or null if empty
     * @throws CIFSException if an error occurs during opening
     */

            this.thread = null;
            this.state = 6;
            break;
        default:
            log.error("Invalid state: " + this.state);
            this.thread = null;
            this.state = 6;
            break;
        }

        if (ioe != null) {
            throw ioe;
        }

        return false;
    }

     *
     * @param props
     *            Property set. Must not be {@literal null}.
     * @param file
     *            File. Must not be {@literal null}.
     * @param encoding
     *            Encoding. Must not be {@literal null} or empty.
     */
    public static void load(final Properties props, final File file, final String encoding) {