|  | // Copyright (C) 2020 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.restapi.change; | 
|  |  | 
|  | import com.google.gerrit.entities.PatchSet; | 
|  | import com.google.gerrit.extensions.annotations.ExtensionPoint; | 
|  | import com.google.gerrit.server.IdentifiedUser; | 
|  | import com.google.gerrit.server.notedb.ChangeNotes; | 
|  | import java.util.Map; | 
|  | import java.util.Optional; | 
|  |  | 
|  | /** Extension point that is invoked on post review. */ | 
|  | @ExtensionPoint | 
|  | public interface OnPostReview { | 
|  | /** | 
|  | * Allows implementors to return a message that should be included into the change message that is | 
|  | * posted on post review. | 
|  | * | 
|  | * @param user the user that posts the review | 
|  | * @param changeNotes the change on which post review is performed | 
|  | * @param patchSet the patch set on which post review is performed | 
|  | * @param oldApprovals old approvals that changed as result of post review | 
|  | * @param approvals all current approvals | 
|  | * @return message that should be included into the change message that is posted on post review, | 
|  | *     {@link Optional#empty()} if the change message should not be extended | 
|  | */ | 
|  | default Optional<String> getChangeMessageAddOn( | 
|  | IdentifiedUser user, | 
|  | ChangeNotes changeNotes, | 
|  | PatchSet patchSet, | 
|  | Map<String, Short> oldApprovals, | 
|  | Map<String, Short> approvals) { | 
|  | return Optional.empty(); | 
|  | } | 
|  | } |