| /* |
| * 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 com.android.settings.network.helper; |
| |
| import android.telephony.SubscriptionManager; |
| import android.telephony.TelephonyManager; |
| import android.telephony.UiccSlotInfo; |
| |
| import java.util.Arrays; |
| import java.util.concurrent.Callable; |
| import java.util.concurrent.atomic.AtomicIntegerArray; |
| |
| /** |
| * This is a Callable class which query slot index within device |
| */ |
| public class QuerySimSlotIndex implements Callable<AtomicIntegerArray> { |
| private static final String TAG = "QuerySimSlotIndex"; |
| |
| private TelephonyManager mTelephonyManager; |
| private boolean mDisabledSlotsIncluded; |
| private boolean mOnlySlotWithSim; |
| |
| /** |
| * Constructor of class |
| * @param TelephonyManager |
| * @param disabledSlotsIncluded query both active and inactive slots when true, |
| * only query active slot when false. |
| * @param onlySlotWithSim query slot index with SIM available when true, |
| * include absent ones when false. |
| */ |
| public QuerySimSlotIndex(TelephonyManager telephonyManager, |
| boolean disabledSlotsIncluded, boolean onlySlotWithSim) { |
| mTelephonyManager = telephonyManager; |
| mDisabledSlotsIncluded = disabledSlotsIncluded; |
| mOnlySlotWithSim = onlySlotWithSim; |
| } |
| |
| /** |
| * Implementation of Callable |
| * @return slot index in AtomicIntegerArray |
| */ |
| public AtomicIntegerArray call() { |
| UiccSlotInfo [] slotInfo = mTelephonyManager.getUiccSlotsInfo(); |
| if (slotInfo == null) { |
| return new AtomicIntegerArray(0); |
| } |
| int slotIndexFilter = mOnlySlotWithSim ? 0 : SubscriptionManager.INVALID_SIM_SLOT_INDEX; |
| return new AtomicIntegerArray(Arrays.stream(slotInfo) |
| .filter(slot -> filterSlot(slot)) |
| .mapToInt(slot -> mapToSlotIndex(slot)) |
| .filter(slotIndex -> (slotIndex >= slotIndexFilter)) |
| .toArray()); |
| } |
| |
| protected boolean filterSlot(UiccSlotInfo slotInfo) { |
| if (mDisabledSlotsIncluded) { |
| return true; |
| } |
| if (slotInfo == null) { |
| return false; |
| } |
| return slotInfo.getIsActive(); |
| } |
| |
| protected int mapToSlotIndex(UiccSlotInfo slotInfo) { |
| if (slotInfo == null) { |
| return SubscriptionManager.INVALID_SIM_SLOT_INDEX; |
| } |
| if (slotInfo.getCardStateInfo() == UiccSlotInfo.CARD_STATE_INFO_ABSENT) { |
| return SubscriptionManager.INVALID_SIM_SLOT_INDEX; |
| } |
| return slotInfo.getLogicalSlotIdx(); |
| } |
| } |