| /* |
| * 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.directory; |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| import com.google.common.io.Closer; |
| import org.apache.jackrabbit.oak.plugins.index.importer.IndexImporterProvider; |
| import org.apache.jackrabbit.oak.plugins.index.lucene.LuceneIndexDefinition; |
| import org.apache.jackrabbit.oak.plugins.index.search.IndexDefinition; |
| import org.apache.jackrabbit.oak.plugins.index.search.ReindexOperations; |
| import org.apache.jackrabbit.oak.spi.blob.GarbageCollectableBlobStore; |
| import org.apache.jackrabbit.oak.spi.state.NodeBuilder; |
| import org.apache.jackrabbit.oak.spi.state.NodeState; |
| import org.apache.lucene.store.Directory; |
| import org.apache.lucene.store.FSDirectory; |
| import org.apache.lucene.store.IOContext; |
| |
| import static org.apache.jackrabbit.oak.plugins.index.lucene.LuceneIndexConstants.TYPE_LUCENE; |
| |
| public class LuceneIndexImporter implements IndexImporterProvider { |
| private GarbageCollectableBlobStore blobStore; |
| |
| public LuceneIndexImporter(){ |
| |
| } |
| |
| public LuceneIndexImporter(GarbageCollectableBlobStore blobStore) { |
| this.blobStore = blobStore; |
| } |
| |
| @Override |
| public void importIndex(NodeState root, NodeBuilder definitionBuilder, File indexDir) throws IOException { |
| LocalIndexDir localIndex = new LocalIndexDir(indexDir); |
| |
| //TODO The indexFormatVersion would be considered latest. Need to be revisited |
| //if off line indexing uses older Lucene |
| |
| definitionBuilder.getChildNode(IndexDefinition.STATUS_NODE).remove(); |
| |
| ReindexOperations reindexOps = new ReindexOperations(root, definitionBuilder, localIndex.getJcrPath(), |
| new LuceneIndexDefinition.Builder()); |
| LuceneIndexDefinition definition = (LuceneIndexDefinition)reindexOps.apply(true); |
| |
| for (File dir : localIndex.dir.listFiles(File::isDirectory)) { |
| String jcrName = localIndex.indexMeta.getJcrNameFromFSName(dir.getName()); |
| if (jcrName != null) { |
| copyDirectory(definition, definitionBuilder, jcrName, dir); |
| } |
| } |
| } |
| |
| @Override |
| public String getType() { |
| return TYPE_LUCENE; |
| } |
| |
| public void setBlobStore(GarbageCollectableBlobStore blobStore) { |
| this.blobStore = blobStore; |
| } |
| |
| private void copyDirectory(LuceneIndexDefinition definition, NodeBuilder definitionBuilder, String jcrName, File dir) |
| throws IOException { |
| try (Closer closer = Closer.create()) { |
| Directory sourceDir = FSDirectory.open(dir); |
| closer.register(sourceDir); |
| |
| //Remove any existing directory as in import case |
| //the builder can have existing hidden node structures |
| //So remove the ones which are being imported and leave |
| // //others as is |
| definitionBuilder.getChildNode(jcrName).remove(); |
| |
| Directory targetDir = new OakDirectory(definitionBuilder, jcrName, definition, false, blobStore); |
| closer.register(targetDir); |
| |
| for (String file : sourceDir.listAll()) { |
| sourceDir.copy(targetDir, file, file, IOContext.DEFAULT); |
| } |
| } |
| } |
| } |