| /* |
| * Copyright (C) 2021 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.telephony; |
| |
| import java.util.UUID; |
| |
| /** |
| * Shim used for code in frameworks/opt/telephony to be able to call code in |
| * packages/services/Telephony. A singleton instance of this class is set when the phone process |
| * is brought up. |
| * @hide |
| */ |
| public class TelephonyLocalConnection { |
| public interface ConnectionImpl { |
| String getCallComposerServerUrlForHandle(int subscriptionId, UUID uuid); |
| } |
| private static ConnectionImpl sInstance; |
| |
| public static String getCallComposerServerUrlForHandle(int subscriptionId, UUID uuid) { |
| checkInstance(); |
| return sInstance.getCallComposerServerUrlForHandle(subscriptionId, uuid); |
| } |
| |
| private static void checkInstance() { |
| if (sInstance == null) { |
| throw new IllegalStateException("Connection impl is null!"); |
| } |
| } |
| |
| public static void setInstance(ConnectionImpl impl) { |
| sInstance = impl; |
| } |
| } |