| // Copyright (C) 2016 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.account; |
| |
| import com.google.common.collect.ImmutableSet; |
| import com.google.gerrit.common.Nullable; |
| import com.google.gerrit.extensions.events.AccountIndexedListener; |
| import com.google.gerrit.extensions.registration.DynamicSet; |
| import com.google.gerrit.index.Index; |
| import com.google.gerrit.reviewdb.client.Account; |
| import com.google.gerrit.server.account.AccountCache; |
| import com.google.gerrit.server.account.AccountState; |
| import com.google.inject.assistedinject.Assisted; |
| import com.google.inject.assistedinject.AssistedInject; |
| import java.io.IOException; |
| import java.util.Collection; |
| import java.util.Collections; |
| |
| public class AccountIndexerImpl implements AccountIndexer { |
| public interface Factory { |
| AccountIndexerImpl create(AccountIndexCollection indexes); |
| |
| AccountIndexerImpl create(@Nullable AccountIndex index); |
| } |
| |
| private final AccountCache byIdCache; |
| private final DynamicSet<AccountIndexedListener> indexedListener; |
| private final AccountIndexCollection indexes; |
| private final AccountIndex index; |
| |
| @AssistedInject |
| AccountIndexerImpl( |
| AccountCache byIdCache, |
| DynamicSet<AccountIndexedListener> indexedListener, |
| @Assisted AccountIndexCollection indexes) { |
| this.byIdCache = byIdCache; |
| this.indexedListener = indexedListener; |
| this.indexes = indexes; |
| this.index = null; |
| } |
| |
| @AssistedInject |
| AccountIndexerImpl( |
| AccountCache byIdCache, |
| DynamicSet<AccountIndexedListener> indexedListener, |
| @Assisted AccountIndex index) { |
| this.byIdCache = byIdCache; |
| this.indexedListener = indexedListener; |
| this.indexes = null; |
| this.index = index; |
| } |
| |
| @Override |
| public void index(Account.Id id) throws IOException { |
| for (Index<Account.Id, AccountState> i : getWriteIndexes()) { |
| AccountState accountState = byIdCache.getOrNull(id); |
| if (accountState != null) { |
| i.replace(accountState); |
| } else { |
| i.delete(id); |
| } |
| } |
| fireAccountIndexedEvent(id.get()); |
| } |
| |
| private void fireAccountIndexedEvent(int id) { |
| for (AccountIndexedListener listener : indexedListener) { |
| listener.onAccountIndexed(id); |
| } |
| } |
| |
| private Collection<AccountIndex> getWriteIndexes() { |
| if (indexes != null) { |
| return indexes.getWriteIndexes(); |
| } |
| |
| return index != null ? Collections.singleton(index) : ImmutableSet.<AccountIndex>of(); |
| } |
| } |