| /* |
| * Copyright (C) 2020 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 com.android.settings.network; |
| |
| import android.annotation.IntDef; |
| import android.app.FragmentManager; |
| import android.os.Bundle; |
| import android.util.Log; |
| |
| import com.android.settings.AsyncTaskSidecar; |
| import com.android.settings.SidecarFragment; |
| |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| |
| import javax.annotation.Nullable; |
| |
| /** {@link SidecarFragment} to switch SIM slot. */ |
| public class SwitchSlotSidecar |
| extends AsyncTaskSidecar<SwitchSlotSidecar.Param, SwitchSlotSidecar.Result> { |
| private static final String TAG = "SwitchSlotSidecar"; |
| |
| /** Commands */ |
| @Retention(RetentionPolicy.SOURCE) |
| @IntDef({ |
| Command.SWITCH_TO_REMOVABLE_SIM, |
| }) |
| private @interface Command { |
| int SWITCH_TO_REMOVABLE_SIM = 0; |
| } |
| |
| static class Param { |
| @Command int command; |
| int slotId; |
| } |
| |
| static class Result { |
| Exception exception; |
| } |
| |
| /** Returns a SwitchSlotSidecar sidecar instance. */ |
| public static SwitchSlotSidecar get(FragmentManager fm) { |
| return SidecarFragment.get(fm, TAG, SwitchSlotSidecar.class, null /* args */); |
| } |
| |
| @Nullable private Exception mException; |
| |
| @Override |
| public void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| } |
| |
| /** Starts switching to the removable slot. */ |
| public void runSwitchToRemovableSlot(int id) { |
| Param param = new Param(); |
| param.command = Command.SWITCH_TO_REMOVABLE_SIM; |
| param.slotId = id; |
| super.run(param); |
| } |
| |
| /** |
| * Returns the exception thrown during the execution of a command. Will be null in any state |
| * other than {@link State#SUCCESS}, and may be null in that state if there was not an error. |
| */ |
| @Nullable |
| public Exception getException() { |
| return mException; |
| } |
| |
| @Override |
| protected Result doInBackground(@Nullable Param param) { |
| Result result = new Result(); |
| if (param == null) { |
| result.exception = new UiccSlotsException("Null param"); |
| return result; |
| } |
| try { |
| switch (param.command) { |
| case Command.SWITCH_TO_REMOVABLE_SIM: |
| UiccSlotUtil.switchToRemovableSlot(param.slotId, getContext()); |
| break; |
| default: |
| Log.e(TAG, "Wrong command."); |
| break; |
| } |
| } catch (UiccSlotsException e) { |
| result.exception = e; |
| } |
| return result; |
| } |
| |
| @Override |
| protected void onPostExecute(Result result) { |
| if (result.exception == null) { |
| setState(State.SUCCESS, Substate.UNUSED); |
| } else { |
| mException = result.exception; |
| setState(State.ERROR, Substate.UNUSED); |
| } |
| } |
| } |