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// Copyright (C) 2023 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.git;
import com.google.gerrit.entities.Project;
import com.google.gerrit.server.config.GerritServerConfig;
import com.google.gerrit.server.query.change.ChangeData;
import com.google.inject.AbstractModule;
import java.io.IOException;
import java.util.stream.Stream;
import org.eclipse.jgit.lib.Config;
import org.eclipse.jgit.lib.Repository;
public interface ChangesByProjectCache {
public enum UseIndex {
TRUE,
FALSE;
}
public static class Module extends AbstractModule {
private UseIndex useIndex;
private @GerritServerConfig Config config;
public Module(UseIndex useIndex, @GerritServerConfig Config config) {
this.useIndex = useIndex;
this.config = config;
}
@Override
protected void configure() {
boolean searchingCacheEnabled =
config.getLong("cache", SearchingChangeCacheImpl.ID_CACHE, "memoryLimit", 0) > 0;
if (searchingCacheEnabled && UseIndex.TRUE.equals(useIndex)) {
install(new SearchingChangeCacheImpl.SearchingChangeCacheImplModule());
} else {
bind(UseIndex.class).toInstance(useIndex);
install(new ChangesByProjectCacheImpl.Module());
}
}
}
/**
* Stream changeDatas for the project
*
* @param project project to read.
* @param repository repository for the project to read.
* @return Stream of known changes; empty if no changes.
*/
Stream<ChangeData> streamChangeDatas(Project.NameKey project, Repository repository)
throws IOException;
}