com.google.gerrit.server.change.AccountPatchReviewStore Maven / Gradle / Ivy
// Copyright (C) 2016 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.gerrit.server.change;
import com.google.auto.value.AutoValue;
import com.google.common.collect.ImmutableSet;
import com.google.gerrit.entities.Account;
import com.google.gerrit.entities.Change;
import com.google.gerrit.entities.PatchSet;
import java.util.Collection;
import java.util.Optional;
/**
* Store for reviewed flags on changes.
*
* A reviewed flag is a tuple of (patch set ID, file, account ID) and records whether the user
* has reviewed a file in a patch set. Each user can easily have thousands of reviewed flags and the
* number of reviewed flags is growing without bound. The store must be able handle this data volume
* efficiently.
*
*
For a cluster setups with multiple primary nodes the store must replicate the data between the
* primary servers.
*/
public interface AccountPatchReviewStore {
/** Represents patch set id with reviewed files. */
@AutoValue
abstract class PatchSetWithReviewedFiles {
public abstract PatchSet.Id patchSetId();
public abstract ImmutableSet files();
public static PatchSetWithReviewedFiles create(PatchSet.Id id, ImmutableSet files) {
return new AutoValue_AccountPatchReviewStore_PatchSetWithReviewedFiles(id, files);
}
}
/**
* Marks the given file in the given patch set as reviewed by the given user.
*
* @param psId patch set ID
* @param accountId account ID of the user
* @param path file path
* @return {@code true} if the reviewed flag was updated, {@code false} if the reviewed flag was
* already set
*/
boolean markReviewed(PatchSet.Id psId, Account.Id accountId, String path);
/**
* Marks the given files in the given patch set as reviewed by the given user.
*
* @param psId patch set ID
* @param accountId account ID of the user
* @param paths file paths
*/
void markReviewed(PatchSet.Id psId, Account.Id accountId, Collection paths);
/**
* Clears the reviewed flag for the given file in the given patch set for the given user.
*
* @param psId patch set ID
* @param accountId account ID of the user
* @param path file path
*/
void clearReviewed(PatchSet.Id psId, Account.Id accountId, String path);
/**
* Clears the reviewed flags for all files in the given patch set for all users.
*
* @param psId patch set ID
*/
void clearReviewed(PatchSet.Id psId);
/**
* Clears the reviewed flags for all files in all patch sets in the given change for all users.
*
* @param changeId change ID
*/
void clearReviewed(Change.Id changeId);
/**
* Find the latest patch set, that is smaller or equals to the given patch set, where at least,
* one file has been reviewed by the given user.
*
* @param psId patch set ID
* @param accountId account ID of the user
* @return optionally, all files that have been reviewed by the given user that belong to the
* patch set that is smaller or equals to the given patch set
*/
Optional findReviewed(PatchSet.Id psId, Account.Id accountId);
}