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.library.enterprise.EnterprisePrivacyFeatureProvider; 27 import com.android.tv.settings.library.overlay.FlavorUtils; 28 29 import java.util.HashMap; 30 import java.util.Locale; 31 import java.util.Map; 32 33 public abstract class CaCertsPreferenceControllerBase extends AbstractPreferenceController { 34 35 protected final EnterprisePrivacyFeatureProvider mFeatureProvider; 36 CaCertsPreferenceControllerBase(Context context)37 public CaCertsPreferenceControllerBase(Context context) { 38 super(context); 39 mFeatureProvider = FlavorUtils.getFeatureFactory( 40 context).getEnterprisePrivacyFeatureProvider(context); 41 } 42 43 @Override updateState(Preference preference)44 public void updateState(Preference preference) { 45 final int certs = getNumberOfCaCerts(); 46 MessageFormat msgFormat = new MessageFormat( 47 mContext.getResources().getString( 48 R.string.enterprise_privacy_number_ca_certs), 49 Locale.getDefault()); 50 Map<String, Object> arguments = new HashMap<>(); 51 arguments.put("count", certs); 52 preference.setSummary(msgFormat.format(arguments)); 53 } 54 55 @Override isAvailable()56 public boolean isAvailable() { 57 return getNumberOfCaCerts() > 0; 58 } 59 getNumberOfCaCerts()60 protected abstract int getNumberOfCaCerts(); 61 } 62