Examples with CountryResult com.android.internal.telephony.nitz.TimeZoneLookupHelper.CountryResult used on opensource projects

Example 1 with CountryResult

use of com.android.internal.telephony.nitz.TimeZoneLookupHelper.CountryResult in project android_frameworks_opt_telephony by LineageOS.

the class TimeZoneLookupHelperTest method testLookupByCountry_oneEffectiveZone.

@Test
public void testLookupByCountry_oneEffectiveZone() {
    // Historical dates are used to avoid the test breaking due to data changes.
    // DE has two time zones according to IANA data: Europe/Berlin and Europe/Busingen, but they
    // become effectively identical after 338950800000 millis (Sun, 28 Sep 1980 01:00:00 GMT).
    // Android data tells us that Europe/Berlin the one that was "kept".
    long nhSummerTimeMillis = createUtcTime(1975, 6, 20, 1, 2, 3);
    long nhWinterTimeMillis = createUtcTime(1975, 1, 20, 1, 2, 3);
    // Before 1980, quality == QUALITY_MULTIPLE_ZONES_SAME_OFFSET because Europe/Busingen was
    // relevant.
    CountryResult expectedResult = new CountryResult("Europe/Berlin", QUALITY_MULTIPLE_ZONES_SAME_OFFSET, ARBITRARY_DEBUG_INFO);
    assertEquals(expectedResult, mTimeZoneLookupHelper.lookupByCountry("de", nhSummerTimeMillis));
    assertEquals(expectedResult, mTimeZoneLookupHelper.lookupByCountry("de", nhWinterTimeMillis));
    // And in 2015, quality == QUALITY_SINGLE_ZONE because Europe/Busingen became irrelevant
    // after 1980.
    nhSummerTimeMillis = createUtcTime(2015, 6, 20, 1, 2, 3);
    nhWinterTimeMillis = createUtcTime(2015, 1, 20, 1, 2, 3);
    expectedResult = new CountryResult("Europe/Berlin", QUALITY_SINGLE_ZONE, ARBITRARY_DEBUG_INFO);
    assertEquals(expectedResult, mTimeZoneLookupHelper.lookupByCountry("de", nhSummerTimeMillis));
    assertEquals(expectedResult, mTimeZoneLookupHelper.lookupByCountry("de", nhWinterTimeMillis));
}

Example 2 with CountryResult

use of com.android.internal.telephony.nitz.TimeZoneLookupHelper.CountryResult in project android_frameworks_opt_telephony by LineageOS.

the class TimeZoneSuggesterImpl method findTimeZoneFromCountryAndNitz.

/**
 * Creates a {@link TelephonyTimeZoneSuggestion} using network country code and NITZ.
 */
@NonNull
private TelephonyTimeZoneSuggestion findTimeZoneFromCountryAndNitz(int slotIndex, @NonNull String countryIsoCode, @NonNull TimestampedValue<NitzData> nitzSignal) {
    Objects.requireNonNull(countryIsoCode);
    Objects.requireNonNull(nitzSignal);
    TelephonyTimeZoneSuggestion.Builder suggestionBuilder = new TelephonyTimeZoneSuggestion.Builder(slotIndex);
    suggestionBuilder.addDebugInfo("findTimeZoneFromCountryAndNitz:" + " countryIsoCode=" + countryIsoCode + ", nitzSignal=" + nitzSignal);
    NitzData nitzData = Objects.requireNonNull(nitzSignal.getValue());
    if (isNitzSignalOffsetInfoBogus(countryIsoCode, nitzData)) {
        suggestionBuilder.addDebugInfo("findTimeZoneFromCountryAndNitz: NITZ signal looks bogus");
        return suggestionBuilder.build();
    }
    // Try to find a match using both country + NITZ signal.
    OffsetResult lookupResult = mTimeZoneLookupHelper.lookupByNitzCountry(nitzData, countryIsoCode);
    if (lookupResult != null) {
        suggestionBuilder.setZoneId(lookupResult.getTimeZone().getID());
        suggestionBuilder.setMatchType(TelephonyTimeZoneSuggestion.MATCH_TYPE_NETWORK_COUNTRY_AND_OFFSET);
        int quality = lookupResult.isOnlyMatch() ? TelephonyTimeZoneSuggestion.QUALITY_SINGLE_ZONE : TelephonyTimeZoneSuggestion.QUALITY_MULTIPLE_ZONES_WITH_SAME_OFFSET;
        suggestionBuilder.setQuality(quality);
        suggestionBuilder.addDebugInfo("findTimeZoneFromCountryAndNitz:" + " lookupResult=" + lookupResult);
        return suggestionBuilder.build();
    }
    // The country + offset provided no match, so see if the country by itself would be enough.
    CountryResult countryResult = mTimeZoneLookupHelper.lookupByCountry(countryIsoCode, nitzData.getCurrentTimeInMillis());
    if (countryResult == null) {
        // Country not recognized.
        suggestionBuilder.addDebugInfo("findTimeZoneFromCountryAndNitz: lookupByCountry() country not recognized");
        return suggestionBuilder.build();
    }
    // use it.
    if (countryResult.quality == CountryResult.QUALITY_SINGLE_ZONE || countryResult.quality == CountryResult.QUALITY_DEFAULT_BOOSTED) {
        suggestionBuilder.setZoneId(countryResult.zoneId);
        suggestionBuilder.setMatchType(TelephonyTimeZoneSuggestion.MATCH_TYPE_NETWORK_COUNTRY_ONLY);
        suggestionBuilder.setQuality(TelephonyTimeZoneSuggestion.QUALITY_SINGLE_ZONE);
        suggestionBuilder.addDebugInfo("findTimeZoneFromCountryAndNitz: high quality country-only suggestion:" + " countryResult=" + countryResult);
        return suggestionBuilder.build();
    }
    // Quality is not high enough to set the zone using country only.
    suggestionBuilder.addDebugInfo("findTimeZoneFromCountryAndNitz: country-only suggestion" + " quality not high enough. countryResult=" + countryResult);
    return suggestionBuilder.build();
}

Example 3 with CountryResult

use of com.android.internal.telephony.nitz.TimeZoneLookupHelper.CountryResult in project android_frameworks_opt_telephony by LineageOS.

the class TimeZoneSuggesterImpl method findTimeZoneFromNetworkCountryCode.

/**
 * Creates a {@link TelephonyTimeZoneSuggestion} using only network country code; works well on
 * countries which only have one time zone or multiple zones with the same offset.
 *
 * @param countryIsoCode country code from network MCC
 * @param whenMillis the time to use when looking at time zone rules data
 */
@NonNull
private TelephonyTimeZoneSuggestion findTimeZoneFromNetworkCountryCode(int slotIndex, @NonNull String countryIsoCode, long whenMillis) {
    Objects.requireNonNull(countryIsoCode);
    if (TextUtils.isEmpty(countryIsoCode)) {
        throw new IllegalArgumentException("countryIsoCode must not be empty");
    }
    TelephonyTimeZoneSuggestion.Builder suggestionBuilder = new TelephonyTimeZoneSuggestion.Builder(slotIndex);
    suggestionBuilder.addDebugInfo("findTimeZoneFromNetworkCountryCode:" + " whenMillis=" + whenMillis + ", countryIsoCode=" + countryIsoCode);
    CountryResult lookupResult = mTimeZoneLookupHelper.lookupByCountry(countryIsoCode, whenMillis);
    if (lookupResult != null) {
        suggestionBuilder.setZoneId(lookupResult.zoneId);
        suggestionBuilder.setMatchType(TelephonyTimeZoneSuggestion.MATCH_TYPE_NETWORK_COUNTRY_ONLY);
        int quality;
        if (lookupResult.quality == CountryResult.QUALITY_SINGLE_ZONE || lookupResult.quality == CountryResult.QUALITY_DEFAULT_BOOSTED) {
            quality = TelephonyTimeZoneSuggestion.QUALITY_SINGLE_ZONE;
        } else if (lookupResult.quality == CountryResult.QUALITY_MULTIPLE_ZONES_SAME_OFFSET) {
            quality = TelephonyTimeZoneSuggestion.QUALITY_MULTIPLE_ZONES_WITH_SAME_OFFSET;
        } else if (lookupResult.quality == CountryResult.QUALITY_MULTIPLE_ZONES_DIFFERENT_OFFSETS) {
            quality = TelephonyTimeZoneSuggestion.QUALITY_MULTIPLE_ZONES_WITH_DIFFERENT_OFFSETS;
        } else {
            // This should never happen.
            throw new IllegalArgumentException("lookupResult.quality not recognized: countryIsoCode=" + countryIsoCode + ", whenMillis=" + whenMillis + ", lookupResult=" + lookupResult);
        }
        suggestionBuilder.setQuality(quality);
        suggestionBuilder.addDebugInfo("findTimeZoneFromNetworkCountryCode: lookupResult=" + lookupResult);
    } else {
        suggestionBuilder.addDebugInfo("findTimeZoneFromNetworkCountryCode: Country not recognized?");
    }
    return suggestionBuilder.build();
}

Example 4 with CountryResult

use of com.android.internal.telephony.nitz.TimeZoneLookupHelper.CountryResult in project android_frameworks_opt_telephony by LineageOS.

the class NitzStateMachineTestSupportTest method test_czechia_assumptions.

@Test
public void test_czechia_assumptions() {
    assertEquals(CZECHIA_SCENARIO.getTimeZone().getID(), CZECHIA_COUNTRY_DEFAULT_ZONE_ID);
    // quality == QUALITY_SINGLE_ZONE, so the default zone is a good match.
    CountryResult expectedCountryLookupResult = new CountryResult(CZECHIA_COUNTRY_DEFAULT_ZONE_ID, QUALITY_SINGLE_ZONE, ARBITRARY_DEBUG_INFO);
    CountryResult actualCountryLookupResult = mTimeZoneLookupHelper.lookupByCountry(CZECHIA_SCENARIO.getNetworkCountryIsoCode(), ARBITRARY_SYSTEM_CLOCK_TIME);
    assertEquals(expectedCountryLookupResult, actualCountryLookupResult);
    // isOnlyMatch == true, so the combination of country + NITZ should be enough for a match.
    OffsetResult expectedLookupResult = new OffsetResult(CZECHIA_SCENARIO.getTimeZone(), true);
    OffsetResult actualLookupResult = mTimeZoneLookupHelper.lookupByNitzCountry(CZECHIA_SCENARIO.createNitzData(), CZECHIA_SCENARIO.getNetworkCountryIsoCode());
    assertEquals(expectedLookupResult, actualLookupResult);
}

Example 5 with CountryResult

use of com.android.internal.telephony.nitz.TimeZoneLookupHelper.CountryResult in project android_frameworks_opt_telephony by LineageOS.

the class NitzStateMachineTestSupportTest method test_newZealand_assumptions.

@Test
public void test_newZealand_assumptions() {
    assertEquals(NEW_ZEALAND_DEFAULT_SCENARIO.getTimeZone().getID(), NEW_ZEALAND_COUNTRY_DEFAULT_ZONE_ID);
    // Check we'll get the expected behavior from TimeZoneLookupHelper.
    // quality == QUALITY_DEFAULT_BOOSTED, so the default zone is a good match.
    CountryResult expectedCountryLookupResult = new CountryResult(NEW_ZEALAND_COUNTRY_DEFAULT_ZONE_ID, QUALITY_DEFAULT_BOOSTED, ARBITRARY_DEBUG_INFO);
    CountryResult actualCountryLookupResult = mTimeZoneLookupHelper.lookupByCountry(NEW_ZEALAND_DEFAULT_SCENARIO.getNetworkCountryIsoCode(), ARBITRARY_SYSTEM_CLOCK_TIME);
    assertEquals(expectedCountryLookupResult, actualCountryLookupResult);
    // Check NEW_ZEALAND_DEFAULT_SCENARIO.
    {
        // isOnlyMatch == true, so the combination of country + NITZ should be enough for a
        // match.
        OffsetResult expectedLookupResult = new OffsetResult(NEW_ZEALAND_DEFAULT_SCENARIO.getTimeZone(), true);
        OffsetResult actualLookupResult = mTimeZoneLookupHelper.lookupByNitzCountry(NEW_ZEALAND_DEFAULT_SCENARIO.createNitzData(), NEW_ZEALAND_DEFAULT_SCENARIO.getNetworkCountryIsoCode());
        assertEquals(expectedLookupResult, actualLookupResult);
    }
    // Check NEW_ZEALAND_OTHER_SCENARIO.
    {
        // isOnlyMatch == true, so the combination of country + NITZ should be enough for a
        // match.
        OffsetResult expectedLookupResult = new OffsetResult(NEW_ZEALAND_OTHER_SCENARIO.getTimeZone(), true);
        OffsetResult actualLookupResult = mTimeZoneLookupHelper.lookupByNitzCountry(NEW_ZEALAND_OTHER_SCENARIO.createNitzData(), NEW_ZEALAND_OTHER_SCENARIO.getNetworkCountryIsoCode());
        assertEquals(expectedLookupResult, actualLookupResult);
    }
}