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