1 /* 2 * Copyright (C) 2019 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 com.android.car.developeroptions.applications.specialaccess; 18 19 import android.content.Context; 20 import android.content.pm.PackageManager; 21 import android.nfc.NfcAdapter; 22 import android.os.UserManager; 23 24 import com.android.car.developeroptions.core.BasePreferenceController; 25 26 public class DefaultPaymentSettingsPreferenceController extends BasePreferenceController { 27 28 private final NfcAdapter mNfcAdapter; 29 private final PackageManager mPackageManager; 30 private final UserManager mUserManager; 31 DefaultPaymentSettingsPreferenceController(Context context, String preferenceKey)32 public DefaultPaymentSettingsPreferenceController(Context context, String preferenceKey) { 33 super(context, preferenceKey); 34 35 mPackageManager = context.getPackageManager(); 36 mUserManager = context.getSystemService(UserManager.class); 37 mNfcAdapter = NfcAdapter.getDefaultAdapter(mContext); 38 } 39 40 @Override getAvailabilityStatus()41 public int getAvailabilityStatus() { 42 if (!mPackageManager.hasSystemFeature(PackageManager.FEATURE_NFC) 43 || !mPackageManager.hasSystemFeature( 44 PackageManager.FEATURE_NFC_HOST_CARD_EMULATION)) { 45 return UNSUPPORTED_ON_DEVICE; 46 } 47 if (!mUserManager.isAdminUser()) { 48 return DISABLED_FOR_USER; 49 } 50 if (mNfcAdapter == null || !mNfcAdapter.isEnabled()) { 51 return CONDITIONALLY_UNAVAILABLE; 52 } 53 return AVAILABLE; 54 } 55 } 56