81 lines
2.2 KiB
Java
81 lines
2.2 KiB
Java
/*
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* Copyright (C) 2018 Google Inc.
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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 com.google.copybara.hg;
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import com.google.common.base.MoreObjects;
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import com.google.common.base.Preconditions;
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import com.google.copybara.Revision;
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import java.time.ZonedDateTime;
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import javax.annotation.Nullable;
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/**
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* A Hg repository revision (changeset)
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*/
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public class HgRevision implements Revision {
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private final String globalId;
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@Nullable private final String reference;
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/**
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* Creates a hg revision from a hexadecimal string identifier. Currently, Mercurial uses SHA1 to
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* hash revisions.
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*
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* @param globalId global identifier for the revision
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*/
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public HgRevision(String globalId) {
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this.globalId = Preconditions.checkNotNull(globalId);
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this.reference = null;
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}
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/**
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* Creates a hg revision from a hexadecimal string identifier. Currently, Mercurial uses SHA1 to
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* hash revisions.
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*
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* @param globalId global identifier for the revision
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* @param reference The reference provided by the user (i.e. 'tip')
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*/
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public HgRevision(String globalId, String reference) {
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this.globalId = Preconditions.checkNotNull(globalId);
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this.reference = Preconditions.checkNotNull(reference);
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}
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@Override
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public String asString() {
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return globalId;
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}
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@Nullable
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@Override
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public String contextReference() {
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return reference;
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}
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@Override
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// TODO(jlliu): properly implement after LogCmd is implemented
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public ZonedDateTime readTimestamp() {
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return null;
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}
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@Override
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public String toString() {
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return MoreObjects.toStringHelper(this).omitNullValues().add("global ID", globalId).toString();
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}
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String getGlobalId() {
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return globalId;
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}
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}
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