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      1 /*
      2  * Copyright (C) 2015 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 android.security.net.config;
     18 
     19 import android.content.Context;
     20 import java.security.Security;
     21 import java.security.Provider;
     22 
     23 /** @hide */
     24 public final class NetworkSecurityConfigProvider extends Provider {
     25     private static final String PREFIX =
     26             NetworkSecurityConfigProvider.class.getPackage().getName() + ".";
     27 
     28     public NetworkSecurityConfigProvider() {
     29         // TODO: More clever name than this
     30         super("AndroidNSSP", 1.0, "Android Network Security Policy Provider");
     31         put("TrustManagerFactory.PKIX", PREFIX + "RootTrustManagerFactorySpi");
     32         put("Alg.Alias.TrustManagerFactory.X509", "PKIX");
     33     }
     34 
     35     public static void install(Context context) {
     36         ApplicationConfig config = new ApplicationConfig(new ManifestConfigSource(context));
     37         ApplicationConfig.setDefaultInstance(config);
     38         int pos = Security.insertProviderAt(new NetworkSecurityConfigProvider(), 1);
     39         if (pos != 1) {
     40             throw new RuntimeException("Failed to install provider as highest priority provider."
     41                     + " Provider was installed at position " + pos);
     42         }
     43         libcore.net.NetworkSecurityPolicy.setInstance(new ConfigNetworkSecurityPolicy(config));
     44     }
     45 }
     46