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// Copyright (C) 2013 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.lucene;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.collect.ImmutableMap;
import com.google.gerrit.index.IndexConfig;
import com.google.gerrit.index.project.ProjectIndex;
import com.google.gerrit.server.ModuleImpl;
import com.google.gerrit.server.config.GerritServerConfig;
import com.google.gerrit.server.index.AbstractIndexModule;
import com.google.gerrit.server.index.VersionManager;
import com.google.gerrit.server.index.account.AccountIndex;
import com.google.gerrit.server.index.change.ChangeIndex;
import com.google.gerrit.server.index.group.GroupIndex;
import com.google.gerrit.server.index.options.AutoFlush;
import org.apache.lucene.search.BooleanQuery;
import org.eclipse.jgit.lib.Config;
@ModuleImpl(name = AbstractIndexModule.INDEX_MODULE)
public class LuceneIndexModule extends AbstractIndexModule {
private final AutoFlush autoFlush;
public static LuceneIndexModule singleVersionAllLatest(
int threads, boolean slave, AutoFlush autoFlush) {
return new LuceneIndexModule(ImmutableMap.of(), threads, slave, autoFlush);
}
@VisibleForTesting
public static LuceneIndexModule singleVersionWithExplicitVersions(
ImmutableMap<String, Integer> versions, int threads, boolean slave) {
return new LuceneIndexModule(versions, threads, slave, AutoFlush.ENABLED);
}
public static LuceneIndexModule singleVersionWithExplicitVersions(
ImmutableMap<String, Integer> versions, int threads, boolean slave, AutoFlush autoFlush) {
return new LuceneIndexModule(versions, threads, slave, autoFlush);
}
public static LuceneIndexModule latestVersion(boolean slave, AutoFlush autoFlush) {
return new LuceneIndexModule(/* singleVersions= */ null, 0, slave, autoFlush);
}
static boolean isInMemoryTest(Config cfg) {
return cfg.getBoolean("index", "lucene", "testInmemory", false);
}
private LuceneIndexModule(
ImmutableMap<String, Integer> singleVersions,
int threads,
boolean slave,
AutoFlush autoFlush) {
super(singleVersions, threads, slave);
this.autoFlush = autoFlush;
}
@Override
protected void configure() {
super.configure();
bind(AutoFlush.class).toInstance(autoFlush);
}
@Override
protected Class<? extends AccountIndex> getAccountIndex() {
return LuceneAccountIndex.class;
}
@Override
protected Class<? extends ChangeIndex> getChangeIndex() {
return LuceneChangeIndex.class;
}
@Override
protected Class<? extends GroupIndex> getGroupIndex() {
return LuceneGroupIndex.class;
}
@Override
protected Class<? extends ProjectIndex> getProjectIndex() {
return LuceneProjectIndex.class;
}
@Override
protected Class<? extends VersionManager> getVersionManager() {
return LuceneVersionManager.class;
}
@Override
protected IndexConfig getIndexConfig(@GerritServerConfig Config cfg) {
BooleanQuery.setMaxClauseCount(
cfg.getInt("index", "maxTerms", BooleanQuery.getMaxClauseCount()));
return super.getIndexConfig(cfg);
}
}