54 lines
1.8 KiB
Java
54 lines
1.8 KiB
Java
/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.timezone;
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import android.annotation.NonNull;
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import android.annotation.Nullable;
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import java.util.Objects;
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/**
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* A class that can find telephony network information loaded via {@link TelephonyLookup}.
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*
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* @hide
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*/
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public final class TelephonyNetworkFinder {
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@NonNull
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private final com.android.i18n.timezone.TelephonyNetworkFinder mDelegate;
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TelephonyNetworkFinder(com.android.i18n.timezone.TelephonyNetworkFinder delegate) {
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mDelegate = Objects.requireNonNull(delegate);
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}
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/**
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* Returns information held about a specific MCC + MNC combination. It is expected for this
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* method to return {@code null}. Only known, unusual networks will typically have information
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* returned, e.g. if they operate in countries other than the one suggested by their MCC.
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*/
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@Nullable
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public TelephonyNetwork findNetworkByMccMnc(@NonNull String mcc, @NonNull String mnc) {
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Objects.requireNonNull(mcc);
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Objects.requireNonNull(mnc);
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com.android.i18n.timezone.TelephonyNetwork telephonyNetworkDelegate =
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mDelegate.findNetworkByMccMnc(mcc, mnc);
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return telephonyNetworkDelegate != null
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? new TelephonyNetwork(telephonyNetworkDelegate) : null;
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}
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}
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