Adding isEmergencyNumber which also takes in a defaultCountryIso. (9683f990) · Commits · e / os / android_frameworks_base

telephony/java/android/telephony/PhoneNumberUtils.java

+26 −0

Original line number	Diff line number	Diff line
		@@ -1546,6 +1546,32 @@ public class PhoneNumberUtils
		return (number.startsWith("112") \|\| number.startsWith("911"));
		}

		/**
		* Checks if a given number is an emergency number for a specific country.
		*
		* @param number the number to look up.
		* @param defaultCountryIso the specific country which the number should be checked against
		* @return if the number is an emergency number for the specific country, then return true,
		* otherwise false
		* @hide
		*/
		public static boolean isEmergencyNumber(String number, String defaultCountryIso) {
		PhoneNumberUtil util = PhoneNumberUtil.getInstance();
		try {
		PhoneNumber pn = util.parse(number, defaultCountryIso);
		// libphonenumber guarantees short numbers such as emergency numbers are classified as
		// invalid. Therefore, if the number passes the validation test, we believe it is not an
		// emergency number.
		// TODO: Compare against a list of country-specific known emergency numbers instead, once
		// that has been collected.
		if (util.isValidNumber(pn)) {
		return false;
		}
		} catch (NumberParseException e) {
		}
		return isEmergencyNumber(number);
		}

		/**
		* isVoiceMailNumber: checks a given number against the voicemail
		* number provided by the RIL and SIM card. The caller must have

telephony/java/com/android/internal/telephony/CallerInfo.java

+22 −12

Original line number	Diff line number	Diff line
		@@ -254,7 +254,9 @@ public class CallerInfo {
		// Change the callerInfo number ONLY if it is an emergency number
		// or if it is the voicemail number. If it is either, take a
		// shortcut and skip the query.
		if (PhoneNumberUtils.isEmergencyNumber(number)) {
		Locale locale = context.getResources().getConfiguration().locale;
		String countryIso = getCurrentCountryIso(context, locale);
		if (PhoneNumberUtils.isEmergencyNumber(number, countryIso)) {
		return new CallerInfo().markAsEmergency(context);
		} else if (PhoneNumberUtils.isVoiceMailNumber(number)) {
		return new CallerInfo().markAsVoiceMail();
		@@ -514,18 +516,8 @@ public class CallerInfo {
		PhoneNumberUtil util = PhoneNumberUtil.getInstance();
		PhoneNumberOfflineGeocoder geocoder = PhoneNumberOfflineGeocoder.getInstance();

		String countryIso;
		Locale locale = context.getResources().getConfiguration().locale;
		CountryDetector detector = (CountryDetector) context.getSystemService(
		Context.COUNTRY_DETECTOR);
		if (detector != null) {
		countryIso = detector.detectCountry().getCountryIso();
		} else {
		countryIso = locale.getCountry();
		Log.w(TAG, "No CountryDetector; falling back to countryIso based on locale: "
		+ countryIso);
		}

		String countryIso = getCurrentCountryIso(context, locale);
		PhoneNumber pn = null;
		try {
		if (VDBG) Log.v(TAG, "parsing '" + number
		@@ -545,6 +537,24 @@ public class CallerInfo {
		}
		}

		/**
		* @return The ISO 3166-1 two letters country code of the country the user
		* is in.
		*/
		private static String getCurrentCountryIso(Context context, Locale locale) {
		String countryIso;
		CountryDetector detector = (CountryDetector) context.getSystemService(
		Context.COUNTRY_DETECTOR);
		if (detector != null) {
		countryIso = detector.detectCountry().getCountryIso();
		} else {
		countryIso = locale.getCountry();
		Log.w(TAG, "No CountryDetector; falling back to countryIso based on locale: "
		+ countryIso);
		}
		return countryIso;
		}

		/**
		* @return a string debug representation of this instance.
		*/

telephony/java/com/android/internal/telephony/CallerInfoAsyncQuery.java

+3 −1

Original line number	Diff line number	Diff line
		@@ -403,7 +403,9 @@ public class CallerInfoAsyncQuery {
		cw.number = number;

		// check to see if these are recognized numbers, and use shortcuts if we can.
		if (PhoneNumberUtils.isEmergencyNumber(number)) {
		CountryDetector detector = (CountryDetector) context.getSystemService(
		Context.COUNTRY_DETECTOR);
		if (PhoneNumberUtils.isEmergencyNumber(number, detector.detectCountry().getCountryIso())) {
		cw.event = EVENT_EMERGENCY_NUMBER;
		} else if (PhoneNumberUtils.isVoiceMailNumber(number)) {
		cw.event = EVENT_VOICEMAIL_NUMBER;

telephony/tests/telephonytests/src/com/android/internal/telephony/PhoneNumberUtilsTest.java

+16 −0

Original line number	Diff line number	Diff line
		@@ -536,4 +536,20 @@ public class PhoneNumberUtilsTest extends AndroidTestCase {
		// The given number was formatted.
		assertEquals("650-291-0000", PhoneNumberUtils.formatNumber("650-291-0000", null, "US"));
		}
		@SmallTest
		public void testIsEmergencyNumber() {
		assertTrue(PhoneNumberUtils.isEmergencyNumber("911", "US"));
		assertTrue(PhoneNumberUtils.isEmergencyNumber("112", "US"));
		// The next two numbers are not valid phone numbers in the US, but can be used to trick the
		// system to dial 911 and 112, which are emergency numbers in the US. For the purpose of
		// addressing that, they are also classified as emergency numbers in the US.
		assertTrue(PhoneNumberUtils.isEmergencyNumber("91112345", "US"));
		assertTrue(PhoneNumberUtils.isEmergencyNumber("11212345", "US"));
		// A valid mobile phone number from Singapore shouldn't be classified as an emergency number
		// in Singapore, as 911 is not an emergency number there.
		assertFalse(PhoneNumberUtils.isEmergencyNumber("91121234", "SG"));
		// A valid fixed-line phone number from Brazil shouldn't be classified as an emergency number
		// in Brazil, as 112 is not an emergency number there.
		assertFalse(PhoneNumberUtils.isEmergencyNumber("1121234567", "BR"));
		}
		}