Dissolve gerrit-server top-level directory
Change-Id: I538512dfe0f1bea774c01fdd45fa410a45634011
This commit is contained in:
David Ostrovsky
committed by
Dave Borowitz
Dave Borowitz
parent
472396c797
commit
376a7bbb64
341
java/com/google/gerrit/server/notedb/ChangeNotesState.java
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341
java/com/google/gerrit/server/notedb/ChangeNotesState.java
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// Copyright (C) 2016 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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package com.google.gerrit.server.notedb;
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import static com.google.common.base.Preconditions.checkNotNull;
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import static com.google.common.base.Preconditions.checkState;
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import com.google.auto.value.AutoValue;
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import com.google.common.base.Strings;
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import com.google.common.collect.ImmutableList;
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import com.google.common.collect.ImmutableListMultimap;
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import com.google.common.collect.ImmutableSet;
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import com.google.common.collect.ListMultimap;
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import com.google.gerrit.common.Nullable;
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import com.google.gerrit.common.data.SubmitRecord;
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import com.google.gerrit.reviewdb.client.Account;
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import com.google.gerrit.reviewdb.client.Branch;
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import com.google.gerrit.reviewdb.client.Change;
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import com.google.gerrit.reviewdb.client.ChangeMessage;
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import com.google.gerrit.reviewdb.client.Comment;
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import com.google.gerrit.reviewdb.client.PatchSet;
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import com.google.gerrit.reviewdb.client.PatchSetApproval;
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import com.google.gerrit.reviewdb.client.Project;
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import com.google.gerrit.reviewdb.client.RevId;
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import com.google.gerrit.server.ReviewerByEmailSet;
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import com.google.gerrit.server.ReviewerSet;
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import com.google.gerrit.server.ReviewerStatusUpdate;
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import com.google.gerrit.server.notedb.NoteDbChangeState.PrimaryStorage;
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import java.io.IOException;
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import java.sql.Timestamp;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import org.eclipse.jgit.lib.ObjectId;
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/**
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* Immutable state associated with a change meta ref at a given commit.
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*
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* <p>One instance is the output of a single {@link ChangeNotesParser}, and contains types required
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* to support public methods on {@link ChangeNotes}. It is intended to be cached in-process.
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*
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* <p>Note that {@link ChangeNotes} contains more than just a single {@code ChangeNoteState}, such
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* as per-draft information, so that class is not cached directly.
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*/
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@AutoValue
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public abstract class ChangeNotesState {
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static ChangeNotesState empty(Change change) {
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return new AutoValue_ChangeNotesState(
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null,
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change.getId(),
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null,
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ImmutableSet.of(),
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ImmutableSet.of(),
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ImmutableList.of(),
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ImmutableList.of(),
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ReviewerSet.empty(),
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ReviewerByEmailSet.empty(),
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ReviewerSet.empty(),
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ReviewerByEmailSet.empty(),
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ImmutableList.of(),
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ImmutableList.of(),
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ImmutableList.of(),
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ImmutableList.of(),
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ImmutableListMultimap.of(),
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ImmutableListMultimap.of(),
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null,
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null,
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null,
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true,
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null);
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}
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static ChangeNotesState create(
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@Nullable ObjectId metaId,
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Change.Id changeId,
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Change.Key changeKey,
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Timestamp createdOn,
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Timestamp lastUpdatedOn,
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Account.Id owner,
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String branch,
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@Nullable PatchSet.Id currentPatchSetId,
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String subject,
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@Nullable String topic,
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@Nullable String originalSubject,
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@Nullable String submissionId,
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@Nullable Account.Id assignee,
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@Nullable Change.Status status,
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@Nullable Set<Account.Id> pastAssignees,
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@Nullable Set<String> hashtags,
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Map<PatchSet.Id, PatchSet> patchSets,
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ListMultimap<PatchSet.Id, PatchSetApproval> approvals,
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ReviewerSet reviewers,
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ReviewerByEmailSet reviewersByEmail,
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ReviewerSet pendingReviewers,
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ReviewerByEmailSet pendingReviewersByEmail,
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List<Account.Id> allPastReviewers,
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List<ReviewerStatusUpdate> reviewerUpdates,
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List<SubmitRecord> submitRecords,
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List<ChangeMessage> allChangeMessages,
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ListMultimap<PatchSet.Id, ChangeMessage> changeMessagesByPatchSet,
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ListMultimap<RevId, Comment> publishedComments,
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@Nullable Timestamp readOnlyUntil,
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@Nullable Boolean isPrivate,
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@Nullable Boolean workInProgress,
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boolean hasReviewStarted,
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@Nullable Change.Id revertOf) {
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if (hashtags == null) {
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hashtags = ImmutableSet.of();
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}
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return new AutoValue_ChangeNotesState(
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metaId,
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changeId,
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new AutoValue_ChangeNotesState_ChangeColumns(
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changeKey,
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createdOn,
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lastUpdatedOn,
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owner,
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branch,
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currentPatchSetId,
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subject,
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topic,
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originalSubject,
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submissionId,
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assignee,
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status,
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isPrivate,
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workInProgress,
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hasReviewStarted,
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revertOf),
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ImmutableSet.copyOf(pastAssignees),
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ImmutableSet.copyOf(hashtags),
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ImmutableList.copyOf(patchSets.entrySet()),
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ImmutableList.copyOf(approvals.entries()),
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reviewers,
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reviewersByEmail,
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pendingReviewers,
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pendingReviewersByEmail,
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ImmutableList.copyOf(allPastReviewers),
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ImmutableList.copyOf(reviewerUpdates),
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ImmutableList.copyOf(submitRecords),
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ImmutableList.copyOf(allChangeMessages),
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ImmutableListMultimap.copyOf(changeMessagesByPatchSet),
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ImmutableListMultimap.copyOf(publishedComments),
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readOnlyUntil,
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isPrivate,
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workInProgress,
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hasReviewStarted,
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revertOf);
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}
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/**
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* Subset of Change columns that can be represented in NoteDb.
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*
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* <p>Notable exceptions include rowVersion and noteDbState, which are only make sense when read
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* from NoteDb, so they cannot be cached.
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*
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* <p>Fields are in listed column order.
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*/
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@AutoValue
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abstract static class ChangeColumns {
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abstract Change.Key changeKey();
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abstract Timestamp createdOn();
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abstract Timestamp lastUpdatedOn();
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abstract Account.Id owner();
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// Project not included, as it's not stored anywhere in the meta ref.
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abstract String branch();
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@Nullable
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abstract PatchSet.Id currentPatchSetId();
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abstract String subject();
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@Nullable
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abstract String topic();
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@Nullable
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abstract String originalSubject();
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@Nullable
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abstract String submissionId();
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@Nullable
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abstract Account.Id assignee();
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// TODO(dborowitz): Use a sensible default other than null
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@Nullable
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abstract Change.Status status();
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@Nullable
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abstract Boolean isPrivate();
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@Nullable
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abstract Boolean isWorkInProgress();
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@Nullable
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abstract Boolean hasReviewStarted();
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@Nullable
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abstract Change.Id revertOf();
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}
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// Only null if NoteDb is disabled.
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@Nullable
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abstract ObjectId metaId();
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abstract Change.Id changeId();
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// Only null if NoteDb is disabled.
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@Nullable
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abstract ChangeColumns columns();
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// Other related to this Change.
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abstract ImmutableSet<Account.Id> pastAssignees();
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abstract ImmutableSet<String> hashtags();
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abstract ImmutableList<Map.Entry<PatchSet.Id, PatchSet>> patchSets();
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abstract ImmutableList<Map.Entry<PatchSet.Id, PatchSetApproval>> approvals();
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abstract ReviewerSet reviewers();
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abstract ReviewerByEmailSet reviewersByEmail();
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abstract ReviewerSet pendingReviewers();
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abstract ReviewerByEmailSet pendingReviewersByEmail();
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abstract ImmutableList<Account.Id> allPastReviewers();
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abstract ImmutableList<ReviewerStatusUpdate> reviewerUpdates();
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abstract ImmutableList<SubmitRecord> submitRecords();
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abstract ImmutableList<ChangeMessage> allChangeMessages();
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abstract ImmutableListMultimap<PatchSet.Id, ChangeMessage> changeMessagesByPatchSet();
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abstract ImmutableListMultimap<RevId, Comment> publishedComments();
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@Nullable
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abstract Timestamp readOnlyUntil();
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@Nullable
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abstract Boolean isPrivate();
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@Nullable
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abstract Boolean isWorkInProgress();
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@Nullable
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abstract Boolean hasReviewStarted();
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@Nullable
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abstract Change.Id revertOf();
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Change newChange(Project.NameKey project) {
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ChangeColumns c = checkNotNull(columns(), "columns are required");
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Change change =
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new Change(
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c.changeKey(),
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changeId(),
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c.owner(),
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new Branch.NameKey(project, c.branch()),
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c.createdOn());
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copyNonConstructorColumnsTo(change);
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change.setNoteDbState(NoteDbChangeState.NOTE_DB_PRIMARY_STATE);
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return change;
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}
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void copyColumnsTo(Change change) throws IOException {
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ChangeColumns c = columns();
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checkState(
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c != null && metaId() != null,
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"missing columns or metaId in ChangeNotesState; is NoteDb enabled? %s",
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this);
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checkMetaId(change);
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change.setKey(c.changeKey());
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change.setOwner(c.owner());
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change.setDest(new Branch.NameKey(change.getProject(), c.branch()));
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change.setCreatedOn(c.createdOn());
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copyNonConstructorColumnsTo(change);
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}
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private void checkMetaId(Change change) throws IOException {
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NoteDbChangeState state = NoteDbChangeState.parse(change);
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if (state == null) {
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return; // Can happen during small NoteDb tests.
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} else if (state.getPrimaryStorage() == PrimaryStorage.NOTE_DB) {
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return;
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}
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checkState(state.getRefState().isPresent(), "expected RefState: %s", state);
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ObjectId idFromState = state.getRefState().get().changeMetaId();
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if (!idFromState.equals(metaId())) {
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throw new IOException(
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"cannot copy ChangeNotesState into Change "
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+ changeId()
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+ "; this ChangeNotesState was created from "
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+ metaId()
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+ ", but change requires state "
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+ idFromState);
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}
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}
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private void copyNonConstructorColumnsTo(Change change) {
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ChangeColumns c = checkNotNull(columns(), "columns are required");
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if (c.status() != null) {
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change.setStatus(c.status());
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}
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change.setTopic(Strings.emptyToNull(c.topic()));
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change.setLastUpdatedOn(c.lastUpdatedOn());
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change.setSubmissionId(c.submissionId());
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change.setAssignee(c.assignee());
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change.setPrivate(c.isPrivate() == null ? false : c.isPrivate());
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change.setWorkInProgress(c.isWorkInProgress() == null ? false : c.isWorkInProgress());
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change.setReviewStarted(c.hasReviewStarted() == null ? false : c.hasReviewStarted());
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change.setRevertOf(c.revertOf());
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if (!patchSets().isEmpty()) {
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change.setCurrentPatchSet(c.currentPatchSetId(), c.subject(), c.originalSubject());
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} else {
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// TODO(dborowitz): This should be an error, but for now it's required for
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// some tests to pass.
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change.clearCurrentPatchSet();
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}
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}
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}
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