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c0f8da0c6e
This was a surprisingly involved change. Some of the difficulties included java.util.Optional purposely not being Serializable (so I had to move a few Optionals in mapreduce classes to @Nullable) and having to add the Truth Java8 extension library for assertion support. ------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=171863777
42 lines
1.4 KiB
Java
42 lines
1.4 KiB
Java
// Copyright 2017 The Nomulus Authors. All Rights Reserved.
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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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package google.registry.model;
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import static google.registry.util.DateTimeUtils.START_OF_TIME;
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import google.registry.model.translators.UpdateAutoTimestampTranslatorFactory;
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import java.util.Optional;
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import org.joda.time.DateTime;
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/**
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* A timestamp that auto-updates on each save to Datastore.
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*
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* @see UpdateAutoTimestampTranslatorFactory
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*/
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public class UpdateAutoTimestamp extends ImmutableObject {
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DateTime timestamp;
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/** Returns the timestamp, or {@link #START_OF_TIME} if it's null. */
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public DateTime getTimestamp() {
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return Optional.ofNullable(timestamp).orElse(START_OF_TIME);
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}
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public static UpdateAutoTimestamp create(DateTime timestamp) {
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UpdateAutoTimestamp instance = new UpdateAutoTimestamp();
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instance.timestamp = timestamp;
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return instance;
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}
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}
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