// Copyright (C) 2021 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.approval;

import com.google.gerrit.entities.PatchSet;
import com.google.gerrit.entities.PatchSetApproval;
import com.google.gerrit.server.notedb.ChangeNotes;

/**
 * Cache that holds approvals per patch set and NoteDb state. This includes approvals copied forward
 * from older patch sets.
 */
public interface ApprovalCache {
  /** Returns {@link PatchSetApproval}s for the given patch set. */
  Iterable<PatchSetApproval> get(ChangeNotes notes, PatchSet.Id psId);
}