annotate src/goodjava/lucene/logging/LoggingIndexWriter.java @ 1523:2052c8a548dd

minor
author Franklin Schmidt <fschmidt@gmail.com>
date Mon, 06 Jul 2020 11:30:02 -0600
parents 31b543826ca9
children 3bd4d7963456
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1 package goodjava.lucene.logging;
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2
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3 import java.io.File;
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4 import java.io.RandomAccessFile;
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5 import java.io.ByteArrayOutputStream;
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6 import java.io.DataOutputStream;
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7 import java.io.DataInputStream;
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8 import java.io.FileInputStream;
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9 import java.io.IOException;
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10 import java.util.Map;
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11 import java.util.Set;
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12 import java.util.HashSet;
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13 import java.util.List;
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14 import java.util.ArrayList;
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15 import java.util.Random;
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16 import org.apache.lucene.document.Document;
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17 import org.apache.lucene.index.DirectoryReader;
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18 import org.apache.lucene.index.IndexReader;
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19 import org.apache.lucene.index.Term;
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20 import org.apache.lucene.search.IndexSearcher;
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21 import org.apache.lucene.search.Query;
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22 import org.apache.lucene.search.MatchAllDocsQuery;
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23 import org.apache.lucene.search.TopDocs;
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24 import org.apache.lucene.search.PrefixQuery;
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25 import org.apache.lucene.search.SortField;
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26 import org.apache.lucene.search.Sort;
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27 import org.apache.lucene.store.Directory;
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28 import org.apache.lucene.store.FSDirectory;
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29 import goodjava.io.IoUtils;
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30 import goodjava.lucene.api.GoodIndexWriter;
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31 import goodjava.lucene.api.LuceneIndexWriter;
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32 import goodjava.lucene.api.GoodCollector;
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33 import goodjava.lucene.api.LuceneUtils;
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34 import goodjava.logging.Logger;
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35 import goodjava.logging.LoggerFactory;
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37
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38 public class LoggingIndexWriter implements GoodIndexWriter {
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39 private static final Logger logger = LoggerFactory.getLogger(LoggingIndexWriter.class);
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40 private static final int version = 1;
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41 private static final int OP_DELETE_ALL = 1;
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42 private static final int OP_DELETE_DOCUMENTS = 2;
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43 private static final int OP_ADD_DOCUMENT = 3;
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44 private static final int OP_UPDATE_DOCUMENT = 4;
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45 private static final Random rnd = new Random();
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46
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47 public final LuceneIndexWriter indexWriter;
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48 private final File logDir;
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49 protected final List<LogFile> logs = new ArrayList<LogFile>();
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50 private LogOutputStream log;
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51 private final File index;
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52 private boolean isMerging = false;
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53
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54 public LoggingIndexWriter(LuceneIndexWriter indexWriter,File logDir) throws IOException {
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55 this.indexWriter = indexWriter;
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56 this.logDir = logDir;
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57 IoUtils.mkdirs(logDir);
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58 if( !logDir.isDirectory() )
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59 throw new RuntimeException();
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60 index = new File(logDir,"index");
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61 if( index.exists() ) {
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62 DataInputStream dis = new DataInputStream(new FileInputStream(index));
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63 try {
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64 if( dis.readInt() == version ) {
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65 final int n = dis.readInt();
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66 for( int i=0; i<n; i++ ) {
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67 File file = new File( logDir, dis.readUTF() );
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68 logs.add( new LogFile(file) );
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69 }
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70 deleteUnusedFiles();
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71 setLog();
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72 return;
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73 }
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74 } finally {
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75 dis.close();
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76 }
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77 }
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78 newLogs();
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79 }
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80
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81 private void setLog() throws IOException {
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82 if( log != null )
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83 log.close();
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84 log = logs.get(logs.size()-1).output();
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85 }
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86
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87 public synchronized boolean isMerging() {
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88 return isMerging;
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89 }
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90
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91 private synchronized void isNotMerging() {
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92 isMerging = false;
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93 }
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94
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95 public synchronized void newLogs() throws IOException {
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96 if( isMerging )
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97 throw new RuntimeException("merging");
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98 logger.info("building new logs");
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99 logs.clear();
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100 for( int i=0; i<2; i++ ) {
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101 logs.add( newLogFile() );
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102 }
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103 logLucene( System.currentTimeMillis(), logs.get(0), indexWriter );
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104 writeIndex();
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105 setLog();
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106 logger.info("done building new logs");
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107 }
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108
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109 private static void logLucene(long time,LogFile logLucene,LuceneIndexWriter indexWriter) throws IOException {
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110 LogOutputStream log = logLucene.output();
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111 IndexReader reader = indexWriter.openReader();
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112 final IndexSearcher searcher = new IndexSearcher(reader);
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113 Query query = new MatchAllDocsQuery();
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114 searcher.search( query, new GoodCollector(){
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115 public void collectDoc(int iDoc) throws IOException {
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116 Document doc = searcher.doc(iDoc);
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117 Map<String,Object> storedFields = LuceneUtils.toMap(doc);
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118 log.writeLong(time);
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119 log.writeByte(OP_ADD_DOCUMENT);
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120 log.writeMap(storedFields);
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121 }
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122 });
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123 reader.close();
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124 log.commit();
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125 log.close();
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126 }
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127
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128 private LogFile newLogFile() throws IOException {
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129 File file;
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130 do {
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131 file = new File(logDir,"_"+rnd.nextInt(100)+".log");
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132 } while( file.exists() );
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133 return new LogFile(file);
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134 }
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135
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136 private void deleteUnusedFiles() throws IOException {
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137 deleteUnusedFiles(logs,index);
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138 }
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139
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140 private static void deleteUnusedFiles(List<LogFile> logs,File index) throws IOException {
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141 Set<String> used = new HashSet<String>();
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142 used.add( index.getName() );
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143 for( LogFile lf : logs ) {
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144 used.add( lf.file.getName() );
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145 }
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146 for( File f : index.getParentFile().listFiles() ) {
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147 if( !used.contains(f.getName()) ) {
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148 IoUtils.deleteRecursively(f);
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149 }
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150 }
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151 }
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152
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153 private void writeIndex() throws IOException {
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154 writeIndex(logs,index);
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155 }
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156
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157 public static void writeIndex(List<LogFile> logs,File index) throws IOException {
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158 ByteArrayOutputStream baos = new ByteArrayOutputStream();
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159 DataOutputStream dos = new DataOutputStream(baos);
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160 dos.writeInt(version);
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diff changeset
161 dos.writeInt(logs.size());
5e3870618377 lucene.logging dir
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parents: 1461
diff changeset
162 for( LogFile lf : logs ) {
5e3870618377 lucene.logging dir
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parents: 1461
diff changeset
163 String fileName = lf.file.getName();
5e3870618377 lucene.logging dir
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diff changeset
164 dos.writeUTF(fileName);
5e3870618377 lucene.logging dir
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parents: 1461
diff changeset
165 }
5e3870618377 lucene.logging dir
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diff changeset
166 dos.close();
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parents: 1461
diff changeset
167 RandomAccessFile raf = new RandomAccessFile( index, "rwd" );
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diff changeset
168 raf.write( baos.toByteArray() );
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parents: 1461
diff changeset
169 raf.close();
1499
22e15cf73040 lucene.backup
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parents: 1488
diff changeset
170 deleteUnusedFiles(logs,index);
22e15cf73040 lucene.backup
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parents: 1488
diff changeset
171 //logger.info("writeIndex "+logs.toString());
1461
e5d48b85351c start lucene.logging
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parents:
diff changeset
172 }
e5d48b85351c start lucene.logging
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parents:
diff changeset
173
1465
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parents: 1461
diff changeset
174 private void mergeLogs() throws IOException {
1512
31b543826ca9 lucene.backup login
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parents: 1508
diff changeset
175 //logger.info("merge");
1465
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parents: 1461
diff changeset
176 LogFile first = logs.get(0);
5e3870618377 lucene.logging dir
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parents: 1461
diff changeset
177 LogFile second = logs.get(1);
1476
7d145095cc0b lucene.logging check
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diff changeset
178 long lastTime = second.file.lastModified();
1465
5e3870618377 lucene.logging dir
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parents: 1461
diff changeset
179 File dirFile = new File(logDir,"merge");
5e3870618377 lucene.logging dir
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diff changeset
180 if( dirFile.exists() )
5e3870618377 lucene.logging dir
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parents: 1461
diff changeset
181 throw new RuntimeException();
5e3870618377 lucene.logging dir
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parents: 1461
diff changeset
182 Directory dir = FSDirectory.open(dirFile);
5e3870618377 lucene.logging dir
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parents: 1461
diff changeset
183 LuceneIndexWriter mergeWriter = new LuceneIndexWriter( indexWriter.luceneVersion, dir, indexWriter.goodConfig );
1484
1fa6e8ec2d53 lucene.logging cleanup
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diff changeset
184 playLog( first.input(), mergeWriter );
1fa6e8ec2d53 lucene.logging cleanup
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diff changeset
185 playLog( second.input(), mergeWriter );
1465
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parents: 1461
diff changeset
186 mergeWriter.commit();
5e3870618377 lucene.logging dir
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parents: 1461
diff changeset
187 LogFile merge = newLogFile();
5e3870618377 lucene.logging dir
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parents: 1461
diff changeset
188 logLucene( lastTime, merge, mergeWriter );
5e3870618377 lucene.logging dir
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parents: 1461
diff changeset
189 mergeWriter.close();
5e3870618377 lucene.logging dir
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parents: 1461
diff changeset
190 synchronized(this) {
1476
7d145095cc0b lucene.logging check
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diff changeset
191 //check();
1465
5e3870618377 lucene.logging dir
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diff changeset
192 logs.remove(0);
5e3870618377 lucene.logging dir
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parents: 1461
diff changeset
193 logs.set(0,merge);
5e3870618377 lucene.logging dir
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parents: 1461
diff changeset
194 writeIndex();
1476
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
195 //check(null);
1465
5e3870618377 lucene.logging dir
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parents: 1461
diff changeset
196 }
1461
e5d48b85351c start lucene.logging
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parents:
diff changeset
197 }
1465
5e3870618377 lucene.logging dir
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diff changeset
198 private final Runnable mergeLogs = new Runnable() { public void run() {
5e3870618377 lucene.logging dir
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diff changeset
199 try {
5e3870618377 lucene.logging dir
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diff changeset
200 mergeLogs();
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
201 } catch(IOException e) {
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
202 throw new RuntimeException(e);
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
203 } finally {
1476
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
204 isNotMerging();
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
205 }
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
206 } };
1461
e5d48b85351c start lucene.logging
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parents:
diff changeset
207
1476
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diff changeset
208 private static class DocIter {
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
209 final IndexReader reader;
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
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diff changeset
210 final TopDocs td;
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
211 final int n;
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
212 int i = 0;
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
213
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
214 DocIter(IndexReader reader,Query query,Sort sort) throws IOException {
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
215 this.reader = reader;
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
216 IndexSearcher searcher = new IndexSearcher(reader);
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
217 this.td = searcher.search(query,10000000,sort);
7d145095cc0b lucene.logging check
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diff changeset
218 this.n = td.scoreDocs.length;
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parents: 1475
diff changeset
219 if( td.totalHits != n )
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
220 throw new RuntimeException();
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
221 }
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
222
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
223 Document next() throws IOException {
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
224 return i < n ? reader.document(td.scoreDocs[i++].doc) : null;
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
225 }
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
226 }
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
227
1487
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diff changeset
228 private volatile boolean isChecking = false;
Franklin Schmidt <fschmidt@gmail.com>
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diff changeset
229
1476
7d145095cc0b lucene.logging check
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diff changeset
230 public void check(SortField sortField) throws IOException {
1487
Franklin Schmidt <fschmidt@gmail.com>
parents: 1486
diff changeset
231 if( isChecking )
Franklin Schmidt <fschmidt@gmail.com>
parents: 1486
diff changeset
232 throw new RuntimeException("another check is running");
1508
86c5e7000ecf lucene.backup checksum
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parents: 1504
diff changeset
233 isChecking = true;
86c5e7000ecf lucene.backup checksum
Franklin Schmidt <fschmidt@gmail.com>
parents: 1504
diff changeset
234 try {
86c5e7000ecf lucene.backup checksum
Franklin Schmidt <fschmidt@gmail.com>
parents: 1504
diff changeset
235 doCheck(sortField);
86c5e7000ecf lucene.backup checksum
Franklin Schmidt <fschmidt@gmail.com>
parents: 1504
diff changeset
236 } finally {
86c5e7000ecf lucene.backup checksum
Franklin Schmidt <fschmidt@gmail.com>
parents: 1504
diff changeset
237 isChecking = false;
86c5e7000ecf lucene.backup checksum
Franklin Schmidt <fschmidt@gmail.com>
parents: 1504
diff changeset
238 }
86c5e7000ecf lucene.backup checksum
Franklin Schmidt <fschmidt@gmail.com>
parents: 1504
diff changeset
239 }
86c5e7000ecf lucene.backup checksum
Franklin Schmidt <fschmidt@gmail.com>
parents: 1504
diff changeset
240
86c5e7000ecf lucene.backup checksum
Franklin Schmidt <fschmidt@gmail.com>
parents: 1504
diff changeset
241 protected void doCheck(SortField sortField) throws IOException {
1476
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
242 IndexReader indexReader;
1484
1fa6e8ec2d53 lucene.logging cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1476
diff changeset
243 List<LogInputStream> logReaders;
1476
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
244 synchronized(this) {
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
245 indexReader = indexWriter.openReader();
1484
1fa6e8ec2d53 lucene.logging cleanup
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parents: 1476
diff changeset
246 logReaders = logReaders(logs);
1465
5e3870618377 lucene.logging dir
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parents: 1461
diff changeset
247 }
1476
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
248 try {
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
249 logger.info("check start");
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
250 indexWriter.check();
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
251 File dirFile = new File(logDir,"check");
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
252 IoUtils.deleteRecursively(dirFile);
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
253 Directory dir = FSDirectory.open(dirFile);
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
254 LuceneIndexWriter checkWriter = new LuceneIndexWriter( indexWriter.luceneVersion, dir, indexWriter.goodConfig );
1484
1fa6e8ec2d53 lucene.logging cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1476
diff changeset
255 playLogs(logReaders,checkWriter);
1476
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
256 logger.info("check lucene");
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
257 IndexReader checkReader = checkWriter.openReader();
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
258 if( sortField == null ) {
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
259 int nCheck = checkReader.numDocs();
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
260 int nOrig = indexReader.numDocs();
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
261 if( nCheck != nOrig ) {
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
262 logger.error("numDocs mismatch: lucene="+nOrig+" logs="+nCheck);
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
263 }
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
264 logger.info("numDocs="+nOrig);
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
265 if( hash(indexReader) != hash(checkReader) ) {
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
266 logger.error("hash mismatch");
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
267 }
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
268 } else {
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
269 Sort sort = new Sort(sortField);
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
270 String sortFieldName = sortField.getField();
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
271 Query query = new PrefixQuery(new Term(sortFieldName));
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
272 DocIter origIter = new DocIter(indexReader,query,sort);
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
273 DocIter checkIter = new DocIter(checkReader,query,sort);
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
274 Map<String,Object> origFields = LuceneUtils.toMap(origIter.next());
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
275 Map<String,Object> checkFields = LuceneUtils.toMap(checkIter.next());
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
276 while( origFields!=null && checkFields!=null ) {
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
277 Comparable origFld = (Comparable)origFields.get(sortFieldName);
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
278 Comparable checkFld = (Comparable)checkFields.get(sortFieldName);
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
279 int cmp = origFld.compareTo(checkFld);
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
280 if( cmp==0 ) {
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
281 if( !origFields.equals(checkFields) ) {
7d145095cc0b lucene.logging check
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diff changeset
282 logger.error(sortFieldName+" "+origFld+" not equal");
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
283 logger.error("lucene = "+origFields);
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
284 logger.error("logs = "+checkFields);
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
285 }
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
286 origFields = LuceneUtils.toMap(origIter.next());
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
287 checkFields = LuceneUtils.toMap(checkIter.next());
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
288 } else if( cmp < 0 ) {
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
289 logger.error(sortFieldName+" "+origFld+" found in lucene but not logs");
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
290 origFields = LuceneUtils.toMap(origIter.next());
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
291 } else { // >
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
292 logger.error(sortFieldName+" "+checkFld+" found in logs but not lucene");
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
293 checkFields = LuceneUtils.toMap(checkIter.next());
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
294 }
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
295 }
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
296 while( origFields!=null ) {
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
297 Comparable origFld = (Comparable)origFields.get(sortFieldName);
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
298 logger.error(sortFieldName+" "+origFld+" found in lucene but not logs");
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
299 origFields = LuceneUtils.toMap(origIter.next());
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
300 }
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
301 while( checkFields!=null ) {
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
302 Comparable checkFld = (Comparable)checkFields.get(sortFieldName);
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
303 logger.error(sortFieldName+" "+checkFld+" found in logs but not lucene");
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
304 checkFields = LuceneUtils.toMap(checkIter.next());
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
305 }
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
306 //logger.info("check done");
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
307 }
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
308 checkReader.close();
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
309 checkWriter.close();
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
310 IoUtils.deleteRecursively(dirFile);
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
311 logger.info("check done");
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
312 } finally {
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
313 indexReader.close();
7d145095cc0b lucene.logging check
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parents: 1475
diff changeset
314 }
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
315 }
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
316
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
317 private static abstract class HashCollector extends GoodCollector {
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
318 int total = 0;
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
319 }
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
320
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
321 private static int hash(IndexReader reader) throws IOException {
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
322 final IndexSearcher searcher = new IndexSearcher(reader);
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
323 Query query = new MatchAllDocsQuery();
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
324 HashCollector col = new HashCollector() {
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
325 public void collectDoc(int iDoc) throws IOException {
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
326 Document doc = searcher.doc(iDoc);
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
327 Map<String,Object> storedFields = LuceneUtils.toMap(doc);
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
328 total += storedFields.hashCode();
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
329 }
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
330 };
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
331 searcher.search(query,col);
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
332 return col.total;
1461
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
333 }
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
334
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
335 public synchronized void close() throws IOException {
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
336 indexWriter.close();
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
337 log.commit();
1486
2469aa31f31b LogOutputStream
Franklin Schmidt <fschmidt@gmail.com>
parents: 1484
diff changeset
338 log.close();
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
339 }
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
340
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
341 public synchronized void commit() throws IOException {
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
342 indexWriter.commit();
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
343 log.commit();
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
344 if( isMerging )
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
345 return;
1486
2469aa31f31b LogOutputStream
Franklin Schmidt <fschmidt@gmail.com>
parents: 1484
diff changeset
346 if( log.logFile.end() > logs.get(0).end() ) {
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
347 logs.add( newLogFile() );
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
348 writeIndex();
1486
2469aa31f31b LogOutputStream
Franklin Schmidt <fschmidt@gmail.com>
parents: 1484
diff changeset
349 setLog();
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
350 }
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
351 if( logs.size() > 3 ) {
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
352 isMerging = true;
1504
f443542d8650 threading
Franklin Schmidt <fschmidt@gmail.com>
parents: 1502
diff changeset
353 new Thread(mergeLogs).start();
1476
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
354 // mergeLogs.run();
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
355 }
1461
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
356 }
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
357
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
358 public synchronized void rollback() throws IOException {
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
359 indexWriter.rollback();
1476
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
360 log.rollback();
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
361 }
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
362
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
363 public synchronized void deleteAll() throws IOException {
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
364 indexWriter.deleteAll();
1486
2469aa31f31b LogOutputStream
Franklin Schmidt <fschmidt@gmail.com>
parents: 1484
diff changeset
365 writeOp(OP_DELETE_ALL);
1461
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
366 }
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
367
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
368 public synchronized void deleteDocuments(Query query) throws IOException {
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
369 indexWriter.deleteDocuments(query);
1486
2469aa31f31b LogOutputStream
Franklin Schmidt <fschmidt@gmail.com>
parents: 1484
diff changeset
370 writeOp(OP_DELETE_DOCUMENTS);
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
371 log.writeQuery(query);
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
372 }
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
373
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
374 public synchronized void addDocument(Map<String,Object> storedFields) throws IOException {
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
375 indexWriter.addDocument(storedFields);
1486
2469aa31f31b LogOutputStream
Franklin Schmidt <fschmidt@gmail.com>
parents: 1484
diff changeset
376 writeOp(OP_ADD_DOCUMENT);
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
377 log.writeMap(storedFields);
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
378 }
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
379
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
380 public synchronized void updateDocument(String keyFieldName,Map<String,Object> storedFields) throws IOException {
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
381 indexWriter.updateDocument(keyFieldName,storedFields);
1486
2469aa31f31b LogOutputStream
Franklin Schmidt <fschmidt@gmail.com>
parents: 1484
diff changeset
382 writeOp(OP_UPDATE_DOCUMENT);
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
383 log.writeUTF(keyFieldName);
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
384 log.writeMap(storedFields);
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
385 }
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
386
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
387 public synchronized void reindexDocuments(String keyFieldName,Query query) throws IOException {
1461
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
388 indexWriter.reindexDocuments(keyFieldName,query);
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
389 }
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
390
1486
2469aa31f31b LogOutputStream
Franklin Schmidt <fschmidt@gmail.com>
parents: 1484
diff changeset
391 private void writeOp(int op) throws IOException {
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
392 log.writeLong(System.currentTimeMillis());
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
393 log.writeByte(op);
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
394 }
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
395
1476
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
396 public synchronized void playLogs() throws IOException {
1484
1fa6e8ec2d53 lucene.logging cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1476
diff changeset
397 playLogs( logReaders(logs), indexWriter );
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
398 }
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
399
1484
1fa6e8ec2d53 lucene.logging cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1476
diff changeset
400 private static List<LogInputStream> logReaders(List<LogFile> logs) throws IOException {
1fa6e8ec2d53 lucene.logging cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1476
diff changeset
401 List<LogInputStream> logReaders = new ArrayList<LogInputStream>();
1fa6e8ec2d53 lucene.logging cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1476
diff changeset
402 for( LogFile log : logs ) {
1fa6e8ec2d53 lucene.logging cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1476
diff changeset
403 logReaders.add( log.input() );
1fa6e8ec2d53 lucene.logging cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1476
diff changeset
404 }
1fa6e8ec2d53 lucene.logging cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1476
diff changeset
405 return logReaders;
1fa6e8ec2d53 lucene.logging cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1476
diff changeset
406 }
1fa6e8ec2d53 lucene.logging cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1476
diff changeset
407
1fa6e8ec2d53 lucene.logging cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1476
diff changeset
408 private static void playLogs(List<LogInputStream> logReaders,LuceneIndexWriter indexWriter) throws IOException {
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
409 if( numDocs(indexWriter) != 0 )
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
410 throw new RuntimeException ("not empty");
1484
1fa6e8ec2d53 lucene.logging cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1476
diff changeset
411 for( LogInputStream reader : logReaders ) {
1fa6e8ec2d53 lucene.logging cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1476
diff changeset
412 playLog(reader,indexWriter);
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
413 }
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
414 indexWriter.commit();
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
415 }
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
416
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
417 private static int numDocs(LuceneIndexWriter indexWriter) throws IOException {
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
418 IndexReader reader = indexWriter.openReader();
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
419 int n = reader.numDocs();
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
420 reader.close();
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
421 return n;
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
422 }
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
423
1484
1fa6e8ec2d53 lucene.logging cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1476
diff changeset
424 private static void playLog(LogInputStream in,LuceneIndexWriter indexWriter) throws IOException {
1476
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
425 while( in.available() > 0 ) {
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
426 playOp(in,indexWriter);
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
427 }
1484
1fa6e8ec2d53 lucene.logging cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1476
diff changeset
428 in.close();
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
429 }
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
430
1476
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
431 private static void playOp(LogInputStream in,LuceneIndexWriter indexWriter) throws IOException {
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
432 in.readLong(); // time
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
433 int op = in.readByte();
1461
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
434 switch(op) {
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
435 case OP_DELETE_ALL:
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
436 indexWriter.deleteAll();
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
437 return;
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
438 case OP_DELETE_DOCUMENTS:
1476
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
439 indexWriter.deleteDocuments( in.readQuery() );
1461
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
440 return;
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
441 case OP_ADD_DOCUMENT:
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
442 {
1476
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
443 Map storedFields = in.readMap();
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
444 indexWriter.addDocument(storedFields);
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
445 return;
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
446 }
1461
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
447 case OP_UPDATE_DOCUMENT:
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
448 {
1476
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
449 String keyFieldName = in.readUTF();
7d145095cc0b lucene.logging check
Franklin Schmidt <fschmidt@gmail.com>
parents: 1475
diff changeset
450 Map storedFields = in.readMap();
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
451 indexWriter.updateDocument(keyFieldName,storedFields);
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
452 return;
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
453 }
1461
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
454 default:
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
455 throw new RuntimeException("invalid op "+op);
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
456 }
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
457 }
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
458
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
459 private static void dump(LuceneIndexWriter indexWriter) throws IOException {
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
460 IndexReader reader = indexWriter.openReader();
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
461 IndexSearcher searcher = new IndexSearcher(reader);
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
462 Query query = new MatchAllDocsQuery();
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
463 TopDocs td = searcher.search(query,100);
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
464 System.out.println("totalHits = "+td.totalHits);
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
465 for( int i=0; i<td.scoreDocs.length; i++ ) {
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
466 Document doc = searcher.doc(td.scoreDocs[i].doc);
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
467 System.out.println(LuceneUtils.toMap(doc));
1461
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
468 }
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
469 System.out.println();
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
470 reader.close();
1461
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
471 }
1465
5e3870618377 lucene.logging dir
Franklin Schmidt <fschmidt@gmail.com>
parents: 1461
diff changeset
472
1461
e5d48b85351c start lucene.logging
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
473 }