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/*
* Copyright (C) 2013 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.contacts.common.util;
import android.content.Context;
import android.telephony.PhoneNumberUtils;
import android.telephony.TelephonyManager;
import android.text.TextUtils;
import android.util.Log;
import java.util.Locale;
/**
* This class provides several TelephonyManager util functions.
*/
public class TelephonyManagerUtils {
private static final String LOG_TAG = TelephonyManagerUtils.class.getSimpleName();
/**
* Gets the voicemail tag from Telephony Manager.
* @param context Current application context
* @return Voicemail tag, the alphabetic identifier associated with the voice mail number.
*/
public static String getVoiceMailAlphaTag(Context context) {
final TelephonyManager telephonyManager =
(TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
final String voiceMailLabel = telephonyManager.getVoiceMailAlphaTag();
return voiceMailLabel;
}
/**
* @return The ISO 3166-1 two letters country code of the country the user
* is in based on the network location. If the network location does not exist, fall
* back to the locale setting.
*/
public static String getCurrentCountryIso(Context context, Locale locale) {
// Without framework function calls, this seems to be the most accurate location service
// we can rely on.
final TelephonyManager telephonyManager =
(TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
String countryIso = telephonyManager.getNetworkCountryIso().toUpperCase();
if (countryIso == null) {
countryIso = locale.getCountry();
Log.w(LOG_TAG, "No CountryDetector; falling back to countryIso based on locale: "
+ countryIso);
}
return countryIso;
}
/**
* @param context Current application context.
* @return True if there is a subscription which supports video calls. False otherwise.
*/
public static boolean hasVideoCallSubscription(Context context) {
// TODO: Check the telephony manager's subscriptions to see if any support video calls.
return true;
}
}
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