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Lucene example source code file (IndexSplitter.java)
The Lucene IndexSplitter.java source code/** * 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.lucene.index; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.text.DecimalFormat; import java.util.ArrayList; import java.util.List; import org.apache.lucene.index.IndexWriter; // javadocs import org.apache.lucene.store.FSDirectory; /** * Command-line tool that enables listing segments in an * index, copying specific segments to another index, and * deleting segments from an index. * * <p>This tool does file-level copying of segments files. * This means it's unable to split apart a single segment * into multiple segments. For example if your index is * optimized, this tool won't help. Also, it does basic * file-level copying (using simple * File{In,Out}putStream) so it will not work with non * FSDirectory Directory impls.</p> * * @lucene.experimental You can easily * accidentally remove segments from your index so be * careful! * * <p>NOTE: this tool is unaware of documents added * atomically via {@link IndexWriter#addDocuments} or {@link * IndexWriter#updateDocuments}, which means it can easily * break up such document groups. */ public class IndexSplitter { public SegmentInfos infos; FSDirectory fsDir; File dir; /** * @param args */ public static void main(String[] args) throws Exception { if (args.length < 2) { System.err .println("Usage: IndexSplitter <srcDir> -l (list the segments and their sizes)"); System.err.println("IndexSplitter <srcDir> Other Lucene examples (source code examples)Here is a short list of links related to this Lucene IndexSplitter.java source code file: |
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