| // Copyright (C) 2017 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.index.group; |
| |
| import com.google.common.collect.ImmutableSet; |
| import com.google.gerrit.common.Nullable; |
| import com.google.gerrit.extensions.events.GroupIndexedListener; |
| import com.google.gerrit.extensions.registration.DynamicSet; |
| import com.google.gerrit.index.Index; |
| import com.google.gerrit.reviewdb.client.AccountGroup; |
| import com.google.gerrit.server.account.GroupCache; |
| import com.google.gerrit.server.group.InternalGroup; |
| import com.google.inject.assistedinject.Assisted; |
| import com.google.inject.assistedinject.AssistedInject; |
| import java.io.IOException; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.Optional; |
| |
| public class GroupIndexerImpl implements GroupIndexer { |
| public interface Factory { |
| GroupIndexerImpl create(GroupIndexCollection indexes); |
| |
| GroupIndexerImpl create(@Nullable GroupIndex index); |
| } |
| |
| private final GroupCache groupCache; |
| private final DynamicSet<GroupIndexedListener> indexedListener; |
| private final GroupIndexCollection indexes; |
| private final GroupIndex index; |
| |
| @AssistedInject |
| GroupIndexerImpl( |
| GroupCache groupCache, |
| DynamicSet<GroupIndexedListener> indexedListener, |
| @Assisted GroupIndexCollection indexes) { |
| this.groupCache = groupCache; |
| this.indexedListener = indexedListener; |
| this.indexes = indexes; |
| this.index = null; |
| } |
| |
| @AssistedInject |
| GroupIndexerImpl( |
| GroupCache groupCache, |
| DynamicSet<GroupIndexedListener> indexedListener, |
| @Assisted GroupIndex index) { |
| this.groupCache = groupCache; |
| this.indexedListener = indexedListener; |
| this.indexes = null; |
| this.index = index; |
| } |
| |
| @Override |
| public void index(AccountGroup.UUID uuid) throws IOException { |
| for (Index<AccountGroup.UUID, InternalGroup> i : getWriteIndexes()) { |
| Optional<InternalGroup> internalGroup = groupCache.get(uuid); |
| if (internalGroup.isPresent()) { |
| i.replace(internalGroup.get()); |
| } else { |
| i.delete(uuid); |
| } |
| } |
| fireGroupIndexedEvent(uuid.get()); |
| } |
| |
| private void fireGroupIndexedEvent(String uuid) { |
| for (GroupIndexedListener listener : indexedListener) { |
| listener.onGroupIndexed(uuid); |
| } |
| } |
| |
| private Collection<GroupIndex> getWriteIndexes() { |
| if (indexes != null) { |
| return indexes.getWriteIndexes(); |
| } |
| |
| return index != null ? Collections.singleton(index) : ImmutableSet.of(); |
| } |
| } |