65 lines
1.8 KiB
Java
65 lines
1.8 KiB
Java
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/*
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* Copyright (C) 2020 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 com.android.internal.annotations.GuardedBy;
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import java.util.Objects;
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/**
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* Android's internal factory for java.util.TimeZone objects. Provides access to core library time
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* zone metadata not available via {@link java.util.TimeZone}.
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*
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* @hide
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*/
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public final class ZoneInfoDb {
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private static final Object sLock = new Object();
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@GuardedBy("sLock")
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private static ZoneInfoDb sInstance;
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/**
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* Obtains the singleton instance.
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*/
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@NonNull
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public static ZoneInfoDb getInstance() {
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synchronized (sLock) {
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if (sInstance == null) {
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sInstance = new ZoneInfoDb(com.android.i18n.timezone.ZoneInfoDb.getInstance());
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}
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}
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return sInstance;
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}
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@NonNull
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private final com.android.i18n.timezone.ZoneInfoDb mDelegate;
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private ZoneInfoDb(com.android.i18n.timezone.ZoneInfoDb delegate) {
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mDelegate = Objects.requireNonNull(delegate);
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}
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/**
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* Returns the tzdb version in use.
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*/
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@NonNull
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public String getVersion() {
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return mDelegate.getVersion();
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}
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}
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