1 /* 2 * Copyright (C) 2021 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.tv.settings.enterprise; 18 19 import android.content.Context; 20 import android.icu.text.MessageFormat; 21 22 import androidx.preference.Preference; 23 24 import com.android.settingslib.core.AbstractPreferenceController; 25 import com.android.tv.settings.R; 26 import com.android.tv.settings.overlay.FlavorUtils; 27 28 import java.util.HashMap; 29 import java.util.Locale; 30 import java.util.Map; 31 32 public abstract class CaCertsPreferenceControllerBase extends AbstractPreferenceController { 33 34 protected final EnterprisePrivacyFeatureProvider mFeatureProvider; 35 CaCertsPreferenceControllerBase(Context context)36 public CaCertsPreferenceControllerBase(Context context) { 37 super(context); 38 mFeatureProvider = FlavorUtils.getFeatureFactory( 39 context).getEnterprisePrivacyFeatureProvider(context); 40 } 41 42 @Override updateState(Preference preference)43 public void updateState(Preference preference) { 44 final int certs = getNumberOfCaCerts(); 45 MessageFormat msgFormat = new MessageFormat( 46 mContext.getResources().getString( 47 R.string.enterprise_privacy_number_ca_certs), 48 Locale.getDefault()); 49 Map<String, Object> arguments = new HashMap<>(); 50 arguments.put("count", certs); 51 preference.setSummary(msgFormat.format(arguments)); 52 } 53 54 @Override isAvailable()55 public boolean isAvailable() { 56 return getNumberOfCaCerts() > 0; 57 } 58 getNumberOfCaCerts()59 protected abstract int getNumberOfCaCerts(); 60 } 61