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Vaadin is a web application framework for Rich Internet Applications (RIA). Vaadin enables easy development and maintenance of fast and secure rich web applications with a stunning look and feel and a wide browser support. It features a server-side architecture with the majority of the logic running on the server. Ajax technology is used at the browser-side to ensure a rich and interactive user experience.

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/*
 * Copyright 2000-2016 Vaadin Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.vaadin.client;

import com.google.gwt.core.client.RunAsyncCallback;

/**
 * A helper class used by WidgetMap implementation. Used by the generated code.
 */
abstract class WidgetLoader implements RunAsyncCallback {

    @Override
    public void onFailure(Throwable reason) {
        ApplicationConfiguration.endDependencyLoading();
    }

    @Override
    public void onSuccess() {
        addInstantiator();
        ApplicationConfiguration.endDependencyLoading();
    }

    abstract void addInstantiator();
}