if (event == null) {
            return null;
        } else {
            String wagon = event.getWagon().getClass().getName();

            ArtifactTransferResource artifact = wrap(event.getWagon().getRepository(), event.getResource());

            ArtifactTransferEvent evt;
            if (event.getException() != null) {

        this(modelId, location, null);
    }

    public InputSource(String modelId, String location, InputLocation importedFrom) {
        this.modelId = modelId;
        this.location = location;
        this.inputs = null;
        this.importedFrom = importedFrom;
    }

    public InputSource(Collection<InputSource> inputs) {
        this.modelId = null;
        this.location = null;

      }
    }
    if (thread == null) {
      thread = new Thread((ThreadGroup) null, finalizer, threadName);
    }
    thread.setDaemon(true);

    try {
      if (inheritableThreadLocals != null) {
        inheritableThreadLocals.set(thread, null);
      }
    } catch (Throwable t) {
      logger.log(
          Level.INFO,

        if (upperBound != null) {
          map = map.headMap(upperBound);
        }
        return map;
      }
      return null;
    }

    @Override
    void maintainEmptyInvariant() {
      updateWholeRowField();
      if (wholeRow != null && wholeRow.isEmpty()) {
        backingMap.remove(rowKey);
        wholeRow = null;
        backingRowMap = null;
      }
    }

    @Override

        return null;
    }

    @Override
    protected String createFromHint() {
        return null;
    }

    @Override
    protected String createSqlSuffix() {
        return null;
    }

    @Override
    public void fetchFirst(int fetchSize) {
        _fetchScopeEffective = true;
        if (fetchSize < 0) {
            String msg = "Argument[fetchSize] should be plus: " + fetchSize;

    public Long createdTime;

    /**
     * Initializes the form with default null values.
     * This method resets all fields to their default state for creating a new entry.
     */
    public void initialize() {

        id = null;
        sessionId = null;
        name = null;
        expiredTime = null;
        createdTime = null;

    }

        repos.add(artifactRepositoryFactory.createArtifactRepository(
                "repo1", "string://url1", new ArtifactRepositoryLayoutStub(), null, null));
        repos.add(artifactRepositoryFactory.createArtifactRepository(
                "repo2", "string://url2", new ArtifactRepositoryLayoutStub(), null, null));

        StringWagon wagon = (StringWagon) wagonManager.getWagon("string");

    @Override
    public void setUp() throws Exception {
        super.setUp();
        responseHeaders = new HashMap<>();
        processCalled = false;
        processOrigin = null;
        processRequest = null;
        processResponse = null;

        // Create a test implementation of CorsHandler
        corsHandler = new CorsHandler() {
            @Override

            @Override
            public String[] getLanguages() {
                return null;
            }

            @Override
            public GeoInfo getGeoInfo() {
                return null;
            }

            @Override
            public FacetInfo getFacetInfo() {
                return null;
            }

            @Override
            public String getSort() {

    public void test_add_nullEngine() {
        try {
            scriptEngineFactory.add("test", null);
            fail("Should throw IllegalArgumentException for null engine");
        } catch (IllegalArgumentException e) {
            assertEquals("name or scriptEngine is null.", e.getMessage());
        }
    }

    // Test add method with both null parameters
    public void test_add_bothNull() {