1 /* 2 * Copyright 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package androidx.webkit; 18 19 import android.annotation.SuppressLint; 20 import android.webkit.WebResourceRequest; 21 22 import androidx.annotation.NonNull; 23 import androidx.annotation.RequiresFeature; 24 import androidx.webkit.internal.WebResourceRequestAdapter; 25 import androidx.webkit.internal.WebViewFeatureInternal; 26 import androidx.webkit.internal.WebViewGlueCommunicator; 27 28 // TODO(gsennton) add a test for this class 29 30 /** 31 * Compatibility version of {@link WebResourceRequest}. 32 */ 33 public class WebResourceRequestCompat { 34 35 // Developers should not be able to instantiate this class. 36 private WebResourceRequestCompat() {} 37 38 /** 39 * Gets whether the request was a result of a server-side redirect. 40 * 41 * @return whether the request was a result of a server-side redirect. 42 */ 43 @SuppressLint("NewApi") 44 @RequiresFeature(name = WebViewFeature.WEB_RESOURCE_REQUEST_IS_REDIRECT, 45 enforcement = "androidx.webkit.WebViewFeature#isFeatureSupported") 46 public static boolean isRedirect(@NonNull WebResourceRequest request) { 47 WebViewFeatureInternal feature = WebViewFeatureInternal.WEB_RESOURCE_REQUEST_IS_REDIRECT; 48 if (feature.isSupportedByFramework()) { 49 return request.isRedirect(); 50 } else if (feature.isSupportedByWebView()) { 51 return getAdapter(request).isRedirect(); 52 } else { 53 throw WebViewFeatureInternal.getUnsupportedOperationException(); 54 } 55 } 56 57 private static WebResourceRequestAdapter getAdapter(WebResourceRequest request) { 58 return WebViewGlueCommunicator.getCompatConverter().convertWebResourceRequest(request); 59 } 60 } 61