mirror of
https://github.com/google/nomulus.git
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c458c05801
The dark lord Gosling designed the Java package naming system so that ownership flows from the DNS system. Since we own the domain name registry.google, it seems only appropriate that we should use google.registry as our package name.
41 lines
1.7 KiB
Java
41 lines
1.7 KiB
Java
// Copyright 2016 The Domain Registry 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 javax.xml.bind.annotation.XmlTransient;
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/**
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* Base class for entities that are the root of a Registry 2.0 entity group that gets enrolled in
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* commit logs for backup purposes.
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*
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* <p>The commit log system needs to preserve the ordering of closely timed mutations to entities
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* in a single entity group. We require an {@link UpdateAutoTimestamp} field on the root of a group
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* so that we can enforce strictly increasing timestamps.
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*/
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public abstract class BackupGroupRoot extends ImmutableObject {
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/**
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* An automatically managed timestamp of when this object was last written to datastore.
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*
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* <p>Note that this is distinct from the EPP-specified {@link EppResource#lastEppUpdateTime}, in
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* that this is updated on every save, rather than only in response to an {@code <update>} command
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*/
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@XmlTransient
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UpdateAutoTimestamp updateTimestamp = UpdateAutoTimestamp.create(null);
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/** Get the {@link UpdateAutoTimestamp} for this entity. */
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public final UpdateAutoTimestamp getUpdateAutoTimestamp() {
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return updateTimestamp;
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}
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}
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