Examples with JsonValue elemental.json.JsonValue used on opensource projects

Example 86 with JsonValue

use of elemental.json.JsonValue in project flow by vaadin.

the class NodeList method getDebugJson.

@Override
public JsonValue getDebugJson() {
    JsonArray json = Json.createArray();
    for (int i = 0; i < values.length(); i++) {
        Object value = values.get(i);
        JsonValue jsonValue = getAsDebugJson(value);
        json.set(json.length(), jsonValue);
    }
    return json;
}

Example 87 with JsonValue

use of elemental.json.JsonValue in project flow by vaadin.

the class NodeMap method convert.

@Override
public JsonValue convert(Function<Object, JsonValue> converter) {
    JsonObject json = WidgetUtil.createJsonObject();
    properties.forEach((property, name) -> {
        if (property.hasValue()) {
            // Crazy cast since otherwise SDM fails for string values since
            // String is not a JSO
            JsonValue jsonValue = WidgetUtil.crazyJsoCast(converter.apply(property.getValue()));
            json.put(name, jsonValue);
        }
    });
    if (json.keys().length == 0) {
        return null;
    }
    return json;
}

Example 88 with JsonValue

use of elemental.json.JsonValue in project flow by vaadin.

the class ComponentEventBus method createEventDataObjects.

/**
 * Creates a list of data objects which can be passed to the constructor
 * returned by {@link #getEventConstructor(Class)} as parameters 3+.
 *
 * @param domEvent
 *            the DOM event containing the data
 * @param eventType
 *            the component event type
 * @return a list of event data objects in the same order as defined in the
 *         component event constructor
 */
private List<Object> createEventDataObjects(DomEvent domEvent, Class<? extends ComponentEvent<?>> eventType) {
    List<Object> eventDataObjects = new ArrayList<>();
    LinkedHashMap<String, Class<?>> expressions = ComponentEventBusUtil.getEventDataExpressions(eventType);
    expressions.forEach((expression, type) -> {
        JsonValue jsonValue = domEvent.getEventData().get(expression);
        if (jsonValue == null) {
            jsonValue = Json.createNull();
        }
        Object value = JsonCodec.decodeAs(jsonValue, type);
        eventDataObjects.add(value);
    });
    return eventDataObjects;
}

Example 89 with JsonValue

use of elemental.json.JsonValue in project flow by vaadin.

the class JsonSerializer method toObject.

@SuppressWarnings("unchecked")
private static <T> T toObject(Class<T> type, Type genericType, JsonValue json) {
    if (json == null || json instanceof JsonNull) {
        return null;
    }
    Optional<?> simpleType = tryToConvertFromSimpleType(type, json);
    if (simpleType.isPresent()) {
        return (T) simpleType.get();
    }
    if (Collection.class.isAssignableFrom(type)) {
        return toCollection(type, genericType, json);
    }
    T instance;
    try {
        instance = type.newInstance();
    } catch (Exception e) {
        throw new IllegalArgumentException("Could not create an instance of type " + type + ". Make sure it contains a default public constructor and the class is accessible.", e);
    }
    try {
        if (instance instanceof JsonSerializable && json instanceof JsonObject) {
            return type.cast(JsonSerializable.class.cast(instance).readJson((JsonObject) json));
        }
        JsonObject jsonObject = (JsonObject) json;
        String[] keys = jsonObject.keys();
        if (keys == null) {
            return instance;
        }
        BeanInfo info = Introspector.getBeanInfo(type);
        Map<String, Method> writers = new HashMap<>();
        for (PropertyDescriptor pd : info.getPropertyDescriptors()) {
            Method writer = pd.getWriteMethod();
            if (writer != null) {
                writers.put(pd.getName(), writer);
            }
        }
        for (String key : keys) {
            JsonValue jsonValue = jsonObject.get(key);
            Method method = writers.get(key);
            if (method != null) {
                Class<?> parameterType = method.getParameterTypes()[0];
                Type genericParameterType = method.getGenericParameterTypes()[0];
                Object value = toObject(parameterType, genericParameterType, jsonValue);
                method.invoke(instance, value);
            }
        }
        return instance;
    } catch (Exception e) {
        throw new IllegalArgumentException("Could not deserialize object of type " + type + " from JsonValue", e);
    }
}

Example 90 with JsonValue

use of elemental.json.JsonValue in project flow by vaadin.

the class GwtPolymerModelTest method testPolymerUtilsStoreNodeIdNotAvailableAsListItem.

public void testPolymerUtilsStoreNodeIdNotAvailableAsListItem() {
    nextId = 98;
    List<String> serverList = Arrays.asList("one", "two");
    StateNode andAttachNodeWithList = createAndAttachNodeWithList(modelNode, serverList);
    JsonValue jsonValue = PolymerUtils.convertToJson(andAttachNodeWithList);
    assertTrue("Expected instance of JsonObject from converter, but was not.", jsonValue instanceof JsonObject);
    double nodeId = ((JsonObject) jsonValue).getNumber("nodeId");
    assertFalse("JsonValue array contained nodeId even though it shouldn't be visible", jsonValue.toJson().contains(Double.toString(nodeId)));
    assertEquals("Found nodeId didn't match the set nodeId", 98.0, nodeId);
}