assertNotSame(component, component2);
    }

    /**
     * Test creation with null component name
     */
    public void test_create_nullComponentName() {
        factory.setComponentName(null);

        try {
            factory.create();
            fail("Should throw exception for null component name");
        } catch (Exception e) {
            // Expected behavior

        }

        // populate the configuration section
        Xpp3Dom dom = (Xpp3Dom) model.getConfiguration();
        Xpp3Dom javahome = dom != null ? dom.getChild(JavaToolchainImpl.KEY_JAVAHOME) : null;
        if (javahome == null) {
            throw new MisconfiguredToolchainException(
                    "Java toolchain without the " + JavaToolchainImpl.KEY_JAVAHOME + " configuration element.");
        }

        if (info != null) {
            System.arraycopy(fileId, 0, info.fileId, 0, 16);
            if (info.type == HandleType.PERSISTENT) {
                persistHandle(info);
            }
        }
    }
    
    public HandleInfo getHandleForReconnect(String path) {
        HandleInfo info = handles.get(path);
        if (info != null && !info.isExpired()) {

      // call to addListener() will callback to setOneValue(), transitively call our cleanup
      // listener, and set this.futures to null.
      // This is not actually a problem, since the foreach only needs this.futures to be non-null
      // at the beginning of the loop.
      int i = 0;
      for (ListenableFuture<? extends InputT> future : futures) {
        int index = i++;

        HashMap<String, Object> source = new HashMap<>();
        assertFalse(fessConfig.validateIndexRequiredFields(source));
        source.put("aaa", null);
        assertFalse(fessConfig.validateIndexRequiredFields(source));
        source.put("aaa", null);
        source.put("bbb", null);
        assertFalse(fessConfig.validateIndexRequiredFields(source));
        source.put("aaa", "");
        source.put("bbb", "");

    }

    @Test
    @DisplayName("Should handle null file ID")
    void testSetNullFileId() {
        // Given
        RequestWithFileId request = new Smb2CloseRequest(mockConfig, testFileId);

        // When & Then - should handle null gracefully (implementation dependent)
        assertDoesNotThrow(() -> request.setFileId(null), "Should handle null file ID without throwing exception");
    }

    @Test

          // X509TrustManagerExtensions checks for checkServerTrusted(X509Certificate[], String, String)
          null
        }

      return when {
        extensions != null -> AndroidCertificateChainCleaner(trustManager, extensions)
        else -> null
      }
    }
  }

        server.setUsername("jason");
        server.setPassword("abc123");

        ArtifactRepository repository =
                repositorySystem.createArtifactRepository("repository", "http://foo", null, null, null);
        repositorySystem.injectAuthentication(Arrays.asList(repository), Arrays.asList(server));
        Authentication authentication = repository.getAuthentication();
        assertNotNull(authentication);

    public MetadataRetrievalException(String message) {
        this(message, null, null);
    }

    public MetadataRetrievalException(Throwable cause) {
        this(null, cause, null);
    }

    public MetadataRetrievalException(String message, Throwable cause) {
        this(message, cause, null);
    }

    public MetadataRetrievalException(String message, Throwable cause, ArtifactMetadata artifact) {

     * @throws IllegalArgumentException if name or queryCommand is null
     */
    public void add(final String name, final QueryCommand queryCommand) {
        if (name == null || queryCommand == null) {
            throw new IllegalArgumentException("name or queryCommand is null.");
        }
        if (logger.isDebugEnabled()) {
            logger.debug("Loaded {}", name);
        }