Examples with StateNode com.vaadin.flow.internal.StateNode used on opensource projects

Example 41 with StateNode

use of com.vaadin.flow.internal.StateNode in project flow by vaadin.

the class MapSyncRpcHandler method tryConvert.

private Serializable tryConvert(Serializable value, StateNode context) {
    if (value instanceof JsonObject) {
        JsonObject json = (JsonObject) value;
        if (json.hasKey("nodeId")) {
            StateTree tree = (StateTree) context.getOwner();
            double id = json.getNumber("nodeId");
            StateNode stateNode = tree.getNodeById((int) id);
            return tryCopyStateNode(stateNode, json);
        }
    }
    return value;
}

Example 42 with StateNode

use of com.vaadin.flow.internal.StateNode in project flow by vaadin.

the class HierarchicalCommunicatorTest method setUp.

@Before
public void setUp() {
    ui = Mockito.mock(UI.class);
    uiInternals = Mockito.mock(UIInternals.class);
    stateTree = Mockito.mock(StateTree.class);
    Mockito.when(ui.getInternals()).thenReturn(uiInternals);
    Mockito.when(uiInternals.getStateTree()).thenReturn(stateTree);
    treeData = new TreeData<>();
    treeData.addItems(null, ROOT);
    treeData.addItems(ROOT, FOLDER);
    treeData.addItems(FOLDER, LEAF);
    dataProvider = new TreeDataProvider<>(treeData);
    stateNode = Mockito.mock(StateNode.class);
    Mockito.when(stateNode.hasFeature(Mockito.any())).thenReturn(true);
    ComponentMapping mapping = Mockito.mock(ComponentMapping.class);
    Mockito.when(stateNode.getFeatureIfInitialized(ComponentMapping.class)).thenReturn(java.util.Optional.ofNullable(mapping));
    Mockito.when(mapping.getComponent()).thenReturn(java.util.Optional.of(new TestComponent()));
    communicator = new HierarchicalDataCommunicator<>(Mockito.mock(CompositeDataGenerator.class), arrayUpdater, json -> {
    }, stateNode, () -> null);
    communicator.setDataProvider(dataProvider, null);
}

Example 43 with StateNode

use of com.vaadin.flow.internal.StateNode in project flow by vaadin.

the class BasicElementStateProvider method createStateNode.

/**
 * Creates a compatible element state node using the given {@code tag}.
 *
 * @param tag
 *            the tag to use for the element
 * @return a initialized and compatible state node
 */
public static StateNode createStateNode(String tag) {
    assert ElementUtil.isValidTagName(tag) : "Invalid tag name " + tag;
    StateNode node = new StateNode(Collections.singletonList(ElementData.class), features);
    node.getFeature(ElementData.class).setTag(tag);
    return node;
}

Example 44 with StateNode

use of com.vaadin.flow.internal.StateNode in project flow by vaadin.

the class ShadowRootStateProvider method createShadowRootNode.

/**
 * Create a new shadow root node for the given element {@code node}.
 *
 * @param node
 *            the node to create the shadow root for
 * @return the shadow root node
 */
public StateNode createShadowRootNode(StateNode node) {
    StateNode shadowRoot = new StateNode(getProviderFeatures());
    node.getFeature(ShadowRootData.class).setShadowRoot(shadowRoot);
    return shadowRoot;
}

Example 45 with StateNode

use of com.vaadin.flow.internal.StateNode in project flow by vaadin.

the class MapPutChange method populateJson.

@Override
protected void populateJson(JsonObject json, ConstantPool constantPool) {
    // Set the type and key before calling super to make the keys appear in
    // a more logical order
    json.put(JsonConstants.CHANGE_TYPE, JsonConstants.CHANGE_TYPE_PUT);
    json.put(JsonConstants.CHANGE_MAP_KEY, key);
    super.populateJson(json, constantPool);
    if (value instanceof StateNode) {
        StateNode node = (StateNode) value;
        json.put(JsonConstants.CHANGE_PUT_NODE_VALUE, Json.create(node.getId()));
    } else {
        json.put(JsonConstants.CHANGE_PUT_VALUE, JsonCodec.encodeWithConstantPool(value, constantPool));
    }
}