| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.jackrabbit.oak.plugins.index.lucene.hybrid; |
| |
| import org.apache.jackrabbit.oak.spi.commit.CommitContext; |
| import org.apache.jackrabbit.oak.spi.commit.CommitInfo; |
| import org.apache.jackrabbit.oak.spi.commit.Observer; |
| import org.apache.jackrabbit.oak.spi.state.NodeState; |
| import org.apache.jackrabbit.oak.stats.StatisticsProvider; |
| import org.jetbrains.annotations.NotNull; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class LocalIndexObserver implements Observer { |
| private final Logger log = LoggerFactory.getLogger(getClass()); |
| private final DocumentQueue docQueue; |
| |
| public LocalIndexObserver(DocumentQueue docQueue, StatisticsProvider sp) { |
| this.docQueue = docQueue; |
| } |
| |
| @Override |
| public void contentChanged(@NotNull NodeState root, @NotNull CommitInfo info) { |
| if (info.isExternal()){ |
| return; |
| } |
| |
| CommitContext commitContext = (CommitContext) info.getInfo().get(CommitContext.NAME); |
| //Commit done internally i.e. one not using Root/Tree API |
| if (commitContext == null){ |
| return; |
| } |
| |
| LuceneDocumentHolder holder = (LuceneDocumentHolder) commitContext.get(LuceneDocumentHolder.NAME); |
| //Nothing to be indexed |
| if (holder == null){ |
| return; |
| } |
| |
| commitContext.remove(LuceneDocumentHolder.NAME); |
| |
| int droppedCount = 0; |
| for (LuceneDoc doc : holder.getNRTIndexedDocs()){ |
| if (!docQueue.add(doc)) { |
| droppedCount++; |
| } |
| } |
| |
| //After nrt docs add all sync indexed docs |
| //Doing it *after* ensures thar nrt index might catch |
| //up by the time sync one are finished |
| docQueue.addAllSynchronously(holder.getSyncIndexedDocs()); |
| |
| if (droppedCount > 0){ |
| //TODO Ensure that log do not flood |
| log.warn("Dropped [{}] docs from indexing as queue is full", droppedCount); |
| } |
| } |
| } |