/*
 * Copyright (C) 2016 The Android Open Source Project
 *
 * 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 android.webkit;

import android.annotation.Nullable;

Base class for clients to capture Service Worker related callbacks, see ServiceWorkerController for usage example. /**
 * Base class for clients to capture Service Worker related callbacks,
 * see {@link ServiceWorkerController} for usage example.
 */
public class ServiceWorkerClient {

    
Notify the host application of a resource request and allow the application to return the data. If the return value is null, the Service Worker will continue to load the resource as usual. Otherwise, the return response and data will be used. 
Note: This method is called on a thread other than the UI thread so
clients should exercise caution when accessing private data or the view system.
Params:
request – Object containing the details of the request.
See Also:
WebViewClient.shouldInterceptRequest(WebView, WebResourceRequest)
Returns:
A WebResourceResponse containing the response information or null if the WebView should load the resource itself./**
     * Notify the host application of a resource request and allow the
     * application to return the data. If the return value is {@code null}, the
     * Service Worker will continue to load the resource as usual.
     * Otherwise, the return response and data will be used.
     *
     * <p class="note"><b>Note:</b> This method is called on a thread other than the UI thread so
     * clients should exercise caution when accessing private data or the view system.
     *
     * @param request Object containing the details of the request.
     * @return A {@link android.webkit.WebResourceResponse} containing the
     *         response information or {@code null} if the WebView should load the
     *         resource itself.
     * @see WebViewClient#shouldInterceptRequest(WebView, WebResourceRequest)
     */
    @Nullable
    public WebResourceResponse shouldInterceptRequest(WebResourceRequest request) {
        return null;
    }
}