Mercurial > hg > fulltextIndexer

comparison src/de/mpiwg/dwinter/lucencetools/analyzer/.svn/text-base/LanguageAnalyzer.java.svn-base @ 0:dc7622afcfea default tip

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author dwinter
date Wed, 03 Nov 2010 12:33:16 +0100
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-1:000000000000 0:dc7622afcfea
1 /* */ package de.mpiwg.dwinter.lucencetools.analyzer;
2 /* */
3 /* */ import java.io.File;
4 /* */ import java.io.IOException;
5 /* */ import org.apache.lucene.analysis.Analyzer;
6 /* */ import org.apache.lucene.index.CorruptIndexException;
7 /* */ import org.apache.lucene.index.IndexReader;
8 /* */ import org.apache.lucene.index.IndexWriter;
9 /* */ import org.apache.lucene.index.IndexWriter.MaxFieldLength;
10 /* */ import org.apache.lucene.search.IndexSearcher;
11 /* */ import org.apache.lucene.store.Directory;
12 /* */ import org.apache.lucene.store.LockObtainFailedException;
13 import org.apache.lucene.store.NIOFSDirectory;
14 import org.apache.lucene.store.SimpleFSLockFactory;
15 /* */
16 /* */ public class LanguageAnalyzer
17 /* */ {
18 /* */ public String lang;
19 /* */ public Analyzer analyzer;
20 /* 19 */ public IndexWriter writer = null;
21 /* 20 */ public IndexReader reader = null;
22 /* 21 */ public IndexSearcher searcher = null;
23 /* */
24 /* */ public LanguageAnalyzer(String lang, Analyzer analyzer, File index_dir, boolean onlyReader)
25 /* */ throws CorruptIndexException, LockObtainFailedException, IOException
26 /* */ {
27 /* 35 */ this.lang = lang;
28 /* 36 */ this.analyzer = analyzer;
29 /* */
30 /* 38 */ boolean create = true;
31 /* */
32 /* 40 */ if (!index_dir.exists()) {
33 /* 41 */ index_dir.mkdir();
34 /* */ }
35 /* */
36 /* 44 */ File lang_dir = new File(index_dir.getAbsolutePath() + "/" + lang);
37 /* 45 */ if (lang_dir.exists()) {
38 /* 46 */ create = false;
39 /* */ }
40 File dirFile= new File(index_dir + "/" + lang);
41 /* 48 */ Directory indexDirectory = new NIOFSDirectory(dirFile);
42 /* */ indexDirectory.setLockFactory(new SimpleFSLockFactory(dirFile)); // TODO:ansonsten probleme wenn NFS mounts
43 /* 50 */ if (!onlyReader)
44 /* */ {
45 /* 52 */ this.writer =
46 /* 53 */ new IndexWriter(indexDirectory,
47 /* 53 */ analyzer, IndexWriter.MaxFieldLength.UNLIMITED);
48 /* */ }
49 /* 55 */ if (!index_dir.exists())
50 /* */ {
51 /* 58 */ return;
52 /* */ }
53 /* */
54 /* 62 */ create = true;
55 /* */
56 /* 65 */ if (lang_dir.exists()) {
57 /* 66 */ create = false;
58 /* */ }
59 /* 68 */ if (create)
60 /* */ return;
61 /* 70 */ IndexReader reader = IndexReader.open(indexDirectory);
62 /* 71 */ this.reader = reader;
63 /* 72 */ this.searcher = new IndexSearcher(reader);
64 /* */ }
65 /* */
66 /* */ public LanguageAnalyzer(String lang, Analyzer analyzer, File index_dir)
67 /* */ throws CorruptIndexException, LockObtainFailedException, IOException
68 /* */ {
69 /* 78 */ this(lang, analyzer, index_dir, false);
70 /* */ }
71 /* */ }
72
73 /* Location: /private/tmp/fulltextIndexer.jar
74 * Qualified Name: de.mpiwg.dwinter.lucencetools.analyzer.LanguageAnalyzer
75 * JD-Core Version: 0.5.4
76 */