| // Copyright (C) 2022 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.googlesource.gerrit.modules.gitrefsfilter; |
| |
| import com.google.common.cache.CacheLoader; |
| import com.google.gerrit.server.cache.CacheModule; |
| import com.google.gerrit.server.notedb.ChangeNotes; |
| import com.google.inject.Inject; |
| import com.google.inject.Module; |
| import com.google.inject.Singleton; |
| import com.google.inject.TypeLiteral; |
| |
| public class ChangesTsCache { |
| public static final String CHANGES_CACHE_TS = "changes_ts"; |
| |
| public static Module module() { |
| return new CacheModule() { |
| @Override |
| protected void configure() { |
| cache(CHANGES_CACHE_TS, ChangeCacheKey.class, new TypeLiteral<Long>() {}) |
| .loader(Loader.class); |
| } |
| }; |
| } |
| |
| @Singleton |
| static class Loader extends CacheLoader<ChangeCacheKey, Long> { |
| private final ChangeNotes.Factory changeNotesFactory; |
| |
| @Inject |
| Loader(ChangeNotes.Factory changeNotesFactory) { |
| this.changeNotesFactory = changeNotesFactory; |
| } |
| |
| @Override |
| public Long load(ChangeCacheKey key) throws Exception { |
| return changeNotesFactory |
| .createChecked(key.repo(), key.project(), key.changeId(), key.changeRevision()) |
| .getChange() |
| .getLastUpdatedOn() |
| .toEpochMilli(); |
| } |
| } |
| } |