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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 package org.chromium.android_webview;
      6 
      7 import org.chromium.base.CalledByNative;
      8 import org.chromium.base.JNINamespace;
      9 import org.chromium.base.ThreadUtils;
     10 
     11 import java.lang.Runnable;
     12 
     13 /**
     14  * Implementations of various static methods, and also a home for static
     15  * data structures that are meant to be shared between all webviews.
     16  */
     17 @JNINamespace("android_webview")
     18 public class AwContentsStatics {
     19 
     20     private static ClientCertLookupTable sClientCertLookupTable;
     21 
     22     private static String sUnreachableWebDataUrl;
     23 
     24     /**
     25      * Return the client certificate lookup table.
     26      */
     27     public static ClientCertLookupTable getClientCertLookupTable() {
     28         ThreadUtils.assertOnUiThread();
     29         if (sClientCertLookupTable == null) {
     30             sClientCertLookupTable = new ClientCertLookupTable();
     31         }
     32         return sClientCertLookupTable;
     33     }
     34 
     35     /**
     36      * Clear client cert lookup table. Should only be called from UI thread.
     37      */
     38     public static void clearClientCertPreferences(Runnable callback) {
     39         ThreadUtils.assertOnUiThread();
     40         getClientCertLookupTable().clear();
     41         nativeClearClientCertPreferences(callback);
     42     }
     43 
     44     @CalledByNative
     45     private static void clientCertificatesCleared(Runnable callback) {
     46         if (callback == null) return;
     47         callback.run();
     48     }
     49 
     50     /**
     51      * Set Data Reduction Proxy key for authentication.
     52      */
     53     public static void setDataReductionProxyKey(String key) {
     54         ThreadUtils.assertOnUiThread();
     55         nativeSetDataReductionProxyKey(key);
     56     }
     57 
     58     /*
     59      * Enable or disable data reduction proxy.
     60      */
     61     public static void setDataReductionProxyEnabled(boolean enabled) {
     62         ThreadUtils.assertOnUiThread();
     63         nativeSetDataReductionProxyEnabled(enabled);
     64     }
     65 
     66     public static String getUnreachableWebDataUrl() {
     67         if (sUnreachableWebDataUrl == null) {
     68             sUnreachableWebDataUrl = nativeGetUnreachableWebDataUrl();
     69         }
     70         return sUnreachableWebDataUrl;
     71     }
     72 
     73     public static void setRecordFullDocument(boolean recordFullDocument) {
     74         nativeSetRecordFullDocument(recordFullDocument);
     75     }
     76 
     77     //--------------------------------------------------------------------------------------------
     78     //  Native methods
     79     //--------------------------------------------------------------------------------------------
     80     private static native void nativeClearClientCertPreferences(Runnable callback);
     81     private static native void nativeSetDataReductionProxyKey(String key);
     82     private static native void nativeSetDataReductionProxyEnabled(boolean enabled);
     83     private static native String nativeGetUnreachableWebDataUrl();
     84     private static native void nativeSetRecordFullDocument(boolean recordFullDocument);
     85 }
     86