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annotate src/luan/modules/lucene/LuceneIndex.java @ 1335:e0cf0d108a77

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major cleanup
author Franklin Schmidt <fschmidt@gmail.com>
date Thu, 14 Feb 2019 03:10:45 -0700
parents 25746915a241
children 8b61c8c4e07a
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1 package luan.modules.lucene;
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2
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3 import java.io.Closeable;
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4 import java.io.File;
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5 import java.io.FileOutputStream;
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6 import java.io.FileInputStream;
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7 import java.io.IOException;
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8 import java.util.Iterator;
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9 import java.util.Map;
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10 import java.util.List;
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11 import java.util.ArrayList;
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12 import java.util.Set;
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13 import java.util.HashSet;
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14 import java.util.Collections;
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15 import java.util.concurrent.ConcurrentMap;
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16 import java.util.concurrent.ConcurrentHashMap;
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17 import java.util.concurrent.atomic.AtomicInteger;
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18 import java.util.concurrent.locks.Lock;
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19 import java.util.concurrent.locks.ReentrantLock;
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20 import java.util.zip.ZipOutputStream;
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21 import java.util.zip.ZipEntry;
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22 import org.apache.lucene.analysis.Analyzer;
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23 import org.apache.lucene.analysis.core.KeywordAnalyzer;
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24 import org.apache.lucene.document.Document;
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25 import org.apache.lucene.document.Field;
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26 import org.apache.lucene.document.StoredField;
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27 import org.apache.lucene.document.StringField;
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28 import org.apache.lucene.document.TextField;
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29 import org.apache.lucene.document.IntField;
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30 import org.apache.lucene.document.LongField;
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31 import org.apache.lucene.document.DoubleField;
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32 import org.apache.lucene.index.IndexableField;
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33 import org.apache.lucene.index.IndexWriter;
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34 import org.apache.lucene.index.IndexWriterConfig;
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35 import org.apache.lucene.index.DirectoryReader;
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36 import org.apache.lucene.index.Term;
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37 import org.apache.lucene.index.SnapshotDeletionPolicy;
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38 import org.apache.lucene.index.IndexCommit;
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39 import org.apache.lucene.index.AtomicReaderContext;
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40 import org.apache.lucene.store.Directory;
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41 import org.apache.lucene.store.FSDirectory;
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42 import org.apache.lucene.util.Version;
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43 import org.apache.lucene.util.BytesRef;
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44 import org.apache.lucene.util.NumericUtils;
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45 import org.apache.lucene.search.Query;
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46 import org.apache.lucene.search.TermQuery;
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47 import org.apache.lucene.search.TopDocs;
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48 import org.apache.lucene.search.Sort;
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49 import org.apache.lucene.search.SortField;
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50 import org.apache.lucene.search.IndexSearcher;
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51 import org.apache.lucene.search.TotalHitCountCollector;
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52 import org.apache.lucene.search.ScoreDoc;
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53 import org.apache.lucene.search.Collector;
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54 import org.apache.lucene.search.Scorer;
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55 import org.apache.lucene.search.BooleanClause;
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56 import org.apache.lucene.search.highlight.Formatter;
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57 import org.apache.lucene.search.highlight.Highlighter;
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58 import org.apache.lucene.search.highlight.InvalidTokenOffsetsException;
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59 import org.apache.lucene.search.highlight.Fragmenter;
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60 import org.apache.lucene.search.highlight.NullFragmenter;
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61 import org.apache.lucene.search.highlight.SimpleSpanFragmenter;
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62 import org.apache.lucene.search.highlight.QueryScorer;
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63 import org.apache.lucene.search.highlight.TokenGroup;
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64 import luan.modules.lucene.queryparser.SaneQueryParser;
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65 import luan.modules.lucene.queryparser.FieldParser;
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66 import luan.modules.lucene.queryparser.MultiFieldParser;
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67 import luan.modules.lucene.queryparser.StringFieldParser;
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68 import luan.modules.lucene.queryparser.NumberFieldParser;
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69 import luan.lib.parser.ParseException;
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70 import luan.modules.Utils;
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71 import luan.Luan;
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72 import luan.LuanTable;
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73 import luan.LuanFunction;
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74 import luan.LuanCloner;
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75 import luan.LuanException;
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76 import luan.LuanRuntimeException;
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77 import org.slf4j.Logger;
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78 import org.slf4j.LoggerFactory;
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79
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80
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81 public final class LuceneIndex implements Closeable {
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82 private static final Logger logger = LoggerFactory.getLogger(LuceneIndex.class);
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83
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84 private static final String FLD_NEXT_ID = "nextId";
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85 public static final StringFieldParser STRING_FIELD_PARSER = new StringFieldParser(new KeywordAnalyzer());
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86
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87 private static final Version version = Version.LUCENE_4_9;
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88 private final ReentrantLock writeLock = new ReentrantLock();
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89 private final File indexDir;
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90 private SnapshotDeletionPolicy snapshotDeletionPolicy;
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91 private IndexWriter writer;
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92 private DirectoryReader reader;
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93 private IndexSearcher searcher;
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94 private final ThreadLocal<IndexSearcher> threadLocalSearcher = new ThreadLocal<IndexSearcher>();
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95 private boolean isClosed = true;
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96 private final MultiFieldParser mfp;
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97 private final Analyzer analyzer;
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98 private final Exception created = new Exception("created");
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99
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100 private static ConcurrentMap<File,AtomicInteger> globalWriteCounters = new ConcurrentHashMap<File,AtomicInteger>();
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101 private File fileDir;
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102 private int writeCount;
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103
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104 private final ConcurrentMap<String,Map<String,LuanFunction>> indexedOnlyFields = new ConcurrentHashMap<String,Map<String,LuanFunction>>();
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105 private final Luan luanMine = new Luan();
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106 private final LuanCloner cloner = new LuanCloner(LuanCloner.Type.COMPLETE);
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107
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108 public LuceneIndex(Luan luan,String indexDirStr,FieldParser defaultFieldParser,String[] defaultFields)
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109 throws LuanException, IOException
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110 {
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111 mfp = defaultFieldParser==null ? new MultiFieldParser() : new MultiFieldParser(defaultFieldParser,defaultFields);
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112 mfp.fields.put( "type", STRING_FIELD_PARSER );
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113 mfp.fields.put( "id", NumberFieldParser.LONG );
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114 File indexDir = new File(indexDirStr);
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115 this.indexDir = indexDir;
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116 Analyzer analyzer = STRING_FIELD_PARSER.analyzer;
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117 if( defaultFieldParser instanceof StringFieldParser ) {
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118 StringFieldParser sfp = (StringFieldParser)defaultFieldParser;
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119 analyzer = sfp.analyzer;
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120 }
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121 this.analyzer = analyzer;
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122 luan.onClose(this);
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123 reopen();
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124 }
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125
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126 public void reopen() throws LuanException, IOException {
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127 if( !isClosed ) throw new RuntimeException();
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128 isClosed = false;
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129 IndexWriterConfig conf = new IndexWriterConfig(version,analyzer);
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130 snapshotDeletionPolicy = new SnapshotDeletionPolicy(conf.getIndexDeletionPolicy());
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131 conf.setIndexDeletionPolicy(snapshotDeletionPolicy);
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132 FSDirectory dir = FSDirectory.open(indexDir);
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133 fileDir = dir.getDirectory();
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134 globalWriteCounters.putIfAbsent(fileDir,new AtomicInteger());
233
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135 writer = new IndexWriter(dir,conf);
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136 writer.commit(); // commit index creation
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137 reader = DirectoryReader.open(dir);
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138 searcher = new IndexSearcher(reader);
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139 initId();
233
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140 }
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141
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142 private int globalWriteCount() {
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143 return globalWriteCounters.get(fileDir).get();
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144 }
230
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145
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146 private void wrote() {
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147 globalWriteCounters.get(fileDir).incrementAndGet();
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148 }
230
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149
252
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150 public void delete_all() throws IOException {
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151 boolean commit = !writeLock.isHeldByCurrentThread();
252
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152 writeLock.lock();
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153 try {
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154 writer.deleteAll();
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155 id = idLim = 0;
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156 if(commit) writer.commit();
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157 } finally {
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158 wrote();
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159 writeLock.unlock();
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160 }
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161 }
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162
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163 private static Term term(String key,long value) {
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164 BytesRef br = new BytesRef();
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165 NumericUtils.longToPrefixCoded(value,0,br);
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166 return new Term(key,br);
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167 }
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168
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169 public void delete(Luan luan,String queryStr) throws LuanException, IOException, ParseException {
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170 Query query = SaneQueryParser.parseQuery(mfp,queryStr);
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171
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172 boolean commit = !writeLock.isHeldByCurrentThread();
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173 writeLock.lock();
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174 try {
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175 writer.deleteDocuments(query);
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176 if(commit) writer.commit();
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177 } finally {
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178 wrote();
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179 writeLock.unlock();
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180 }
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181 }
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182
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183 public void indexed_only_field(String type,String field,LuanFunction fn) {
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184 fn = (LuanFunction)cloner.get(fn);
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185 indexedOnlyFields.putIfAbsent(type,new ConcurrentHashMap<String,LuanFunction>());
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186 Map<String,LuanFunction> map = indexedOnlyFields.get(type);
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187 map.put(field,fn);
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188 }
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189
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diff changeset
190 public void save(Luan luan,LuanTable doc) throws LuanException, IOException {
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diff changeset
191 Set indexedOnlySet = new HashSet();
1267
9fa8b8389578 add LuanTable.luan;
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192 Object typeObj = doc.get("type");
618
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diff changeset
193 if( typeObj==null )
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194 throw new LuanException("missing 'type' field");
618
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diff changeset
195 if( !(typeObj instanceof String) )
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196 throw new LuanException("type must be string");
618
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diff changeset
197 String type = (String)typeObj;
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diff changeset
198 Map<String,LuanFunction> map = indexedOnlyFields.get(type);
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diff changeset
199 if( map != null ) {
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diff changeset
200 for( Map.Entry<String,LuanFunction> entry : map.entrySet() ) {
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diff changeset
201 String name = entry.getKey();
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diff changeset
202 LuanFunction fn = entry.getValue();
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diff changeset
203 Object value = Luan.first(fn.call(doc));
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9fa8b8389578 add LuanTable.luan;
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diff changeset
204 doc.put( name, value );
618
5e495e4e560b add lucene indexed_only_fields
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diff changeset
205 indexedOnlySet.add(name);
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diff changeset
206 }
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diff changeset
207 }
1267
9fa8b8389578 add LuanTable.luan;
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208 Object obj = doc.get("id");
601
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diff changeset
209 Long id;
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parents: 599
diff changeset
210 try {
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diff changeset
211 id = (Long)obj;
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diff changeset
212 } catch(ClassCastException e) {
646
cdc70de628b5 simplify LuanException
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diff changeset
213 throw new LuanException("id should be Long but is "+obj.getClass().getSimpleName());
601
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diff changeset
214 }
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diff changeset
215
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diff changeset
216 boolean commit = !writeLock.isHeldByCurrentThread();
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diff changeset
217 writeLock.lock();
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diff changeset
218 try {
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diff changeset
219 if( id == null ) {
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diff changeset
220 id = nextId(luan);
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9fa8b8389578 add LuanTable.luan;
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diff changeset
221 doc.put("id",id);
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diff changeset
222 writer.addDocument(toLucene(doc,indexedOnlySet));
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eaef1005ab87 general lucene cleanup
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diff changeset
223 } else {
1267
9fa8b8389578 add LuanTable.luan;
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diff changeset
224 writer.updateDocument( term("id",id), toLucene(doc,indexedOnlySet) );
546
eaef1005ab87 general lucene cleanup
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diff changeset
225 }
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diff changeset
226 if(commit) writer.commit();
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diff changeset
227 } finally {
704
90c89138c234 optimize lucene
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diff changeset
228 wrote();
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eaef1005ab87 general lucene cleanup
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diff changeset
229 writeLock.unlock();
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diff changeset
230 }
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diff changeset
231 }
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diff changeset
232
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diff changeset
233 public void update_in_transaction(LuanFunction fn) throws IOException, LuanException {
546
eaef1005ab87 general lucene cleanup
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diff changeset
234 boolean commit = !writeLock.isHeldByCurrentThread();
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diff changeset
235 writeLock.lock();
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diff changeset
236 try {
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e0cf0d108a77 major cleanup
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diff changeset
237 fn.call();
546
eaef1005ab87 general lucene cleanup
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diff changeset
238 if(commit) writer.commit();
252
3896138955b1 web testing...
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parents: 233
diff changeset
239 } finally {
704
90c89138c234 optimize lucene
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diff changeset
240 wrote();
252
3896138955b1 web testing...
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parents: 233
diff changeset
241 writeLock.unlock();
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parents: 233
diff changeset
242 }
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parents: 233
diff changeset
243 }
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parents: 233
diff changeset
244
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diff changeset
245 public void run_in_lock(LuanFunction fn) throws IOException, LuanException {
756
9092e52f94eb better synchronization for lucene restore
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diff changeset
246 if( writeLock.isHeldByCurrentThread() )
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diff changeset
247 throw new RuntimeException();
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diff changeset
248 writeLock.lock();
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diff changeset
249 try {
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diff changeset
250 synchronized(this) {
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diff changeset
251 fn.call();
756
9092e52f94eb better synchronization for lucene restore
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diff changeset
252 }
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diff changeset
253 } finally {
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diff changeset
254 wrote();
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diff changeset
255 writeLock.unlock();
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diff changeset
256 }
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diff changeset
257 }
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diff changeset
258
230
4438cb2e04d0 start lucene
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parents:
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259
754
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diff changeset
260 private long id;
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diff changeset
261 private long idLim;
230
4438cb2e04d0 start lucene
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parents:
diff changeset
262 private final int idBatch = 10;
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parents:
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263
646
cdc70de628b5 simplify LuanException
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parents: 624
diff changeset
264 private void initId() throws LuanException, IOException {
544
c5a93767cc5c lucene overhaul, untested
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parents: 527
diff changeset
265 TopDocs td = searcher.search(new TermQuery(new Term("type","next_id")),1);
230
4438cb2e04d0 start lucene
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parents:
diff changeset
266 switch(td.totalHits) {
4438cb2e04d0 start lucene
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parents:
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267 case 0:
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diff changeset
268 id = 0;
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diff changeset
269 idLim = 0;
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diff changeset
270 break;
230
4438cb2e04d0 start lucene
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parents:
diff changeset
271 case 1:
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c5a93767cc5c lucene overhaul, untested
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parents: 527
diff changeset
272 idLim = (Long)searcher.doc(td.scoreDocs[0].doc).getField(FLD_NEXT_ID).numericValue();
230
4438cb2e04d0 start lucene
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parents:
diff changeset
273 id = idLim;
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parents:
diff changeset
274 break;
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parents:
diff changeset
275 default:
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parents:
diff changeset
276 throw new RuntimeException();
4438cb2e04d0 start lucene
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parents:
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277 }
4438cb2e04d0 start lucene
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parents:
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278 }
4438cb2e04d0 start lucene
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parents:
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279
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25746915a241 merge Luan and LuanState
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parents: 1271
diff changeset
280 public synchronized long nextId(Luan luan) throws LuanException, IOException {
544
c5a93767cc5c lucene overhaul, untested
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diff changeset
281 if( ++id > idLim ) {
233
ef39bc4d3f70 basic lucene works
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parents: 232
diff changeset
282 idLim += idBatch;
1267
9fa8b8389578 add LuanTable.luan;
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parents: 1248
diff changeset
283 LuanTable doc = new LuanTable(luan);
427
dae264ad6a7b fix LuanTable.put() to use metatables
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parents: 426
diff changeset
284 doc.rawPut( "type", "next_id" );
dae264ad6a7b fix LuanTable.put() to use metatables
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parents: 426
diff changeset
285 doc.rawPut( FLD_NEXT_ID, idLim );
1267
9fa8b8389578 add LuanTable.luan;
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parents: 1248
diff changeset
286 writer.updateDocument(new Term("type","next_id"),toLucene(doc,Collections.EMPTY_SET));
704
90c89138c234 optimize lucene
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parents: 696
diff changeset
287 wrote();
230
4438cb2e04d0 start lucene
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288 }
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diff changeset
289 return id;
230
4438cb2e04d0 start lucene
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parents:
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290 }
4438cb2e04d0 start lucene
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parents:
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291
707
1ed9e55f0be8 replace lucene.backup with lucene.zip implemented in luan, and add lucene.snapshot
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parents: 704
diff changeset
292 /*
646
cdc70de628b5 simplify LuanException
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diff changeset
293 public void backup(String zipFile) throws LuanException, IOException {
230
4438cb2e04d0 start lucene
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parents:
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294 if( !zipFile.endsWith(".zip") )
646
cdc70de628b5 simplify LuanException
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diff changeset
295 throw new LuanException("file "+zipFile+" doesn't end with '.zip'");
546
eaef1005ab87 general lucene cleanup
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parents: 545
diff changeset
296 IndexCommit ic = snapshotDeletionPolicy.snapshot();
230
4438cb2e04d0 start lucene
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parents:
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297 try {
4438cb2e04d0 start lucene
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298 ZipOutputStream out = new ZipOutputStream(new FileOutputStream(zipFile));
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eaef1005ab87 general lucene cleanup
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diff changeset
299 for( String fileName : ic.getFileNames() ) {
230
4438cb2e04d0 start lucene
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parents:
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300 out.putNextEntry(new ZipEntry(fileName));
4438cb2e04d0 start lucene
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parents:
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301 FileInputStream in = new FileInputStream(new File(indexDir,fileName));
4438cb2e04d0 start lucene
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
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302 Utils.copyAll(in,out);
4438cb2e04d0 start lucene
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
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303 in.close();
4438cb2e04d0 start lucene
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parents:
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304 out.closeEntry();
4438cb2e04d0 start lucene
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parents:
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305 }
4438cb2e04d0 start lucene
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parents:
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306 out.close();
4438cb2e04d0 start lucene
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parents:
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307 } finally {
546
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diff changeset
308 snapshotDeletionPolicy.release(ic);
230
4438cb2e04d0 start lucene
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parents:
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309 }
4438cb2e04d0 start lucene
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parents:
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310 }
707
1ed9e55f0be8 replace lucene.backup with lucene.zip implemented in luan, and add lucene.snapshot
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parents: 704
diff changeset
311 */
1129
3234a14bb1f8 minor lucene changes
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diff changeset
312 public SnapshotDeletionPolicy snapshotDeletionPolicy() {
3234a14bb1f8 minor lucene changes
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diff changeset
313 return snapshotDeletionPolicy;
3234a14bb1f8 minor lucene changes
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parents: 1111
diff changeset
314 }
3234a14bb1f8 minor lucene changes
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parents: 1111
diff changeset
315
1333
25746915a241 merge Luan and LuanState
Franklin Schmidt <fschmidt@gmail.com>
parents: 1271
diff changeset
316 public Object snapshot(Luan luan,LuanFunction fn) throws LuanException, IOException {
707
1ed9e55f0be8 replace lucene.backup with lucene.zip implemented in luan, and add lucene.snapshot
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parents: 704
diff changeset
317 IndexCommit ic = snapshotDeletionPolicy.snapshot();
1ed9e55f0be8 replace lucene.backup with lucene.zip implemented in luan, and add lucene.snapshot
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parents: 704
diff changeset
318 try {
1ed9e55f0be8 replace lucene.backup with lucene.zip implemented in luan, and add lucene.snapshot
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parents: 704
diff changeset
319 String dir = fileDir.toString();
1267
9fa8b8389578 add LuanTable.luan;
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parents: 1248
diff changeset
320 LuanTable fileNames = new LuanTable(luan,new ArrayList(ic.getFileNames()));
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
321 return fn.call(dir,fileNames);
707
1ed9e55f0be8 replace lucene.backup with lucene.zip implemented in luan, and add lucene.snapshot
Franklin Schmidt <fschmidt@gmail.com>
parents: 704
diff changeset
322 } finally {
1ed9e55f0be8 replace lucene.backup with lucene.zip implemented in luan, and add lucene.snapshot
Franklin Schmidt <fschmidt@gmail.com>
parents: 704
diff changeset
323 snapshotDeletionPolicy.release(ic);
1ed9e55f0be8 replace lucene.backup with lucene.zip implemented in luan, and add lucene.snapshot
Franklin Schmidt <fschmidt@gmail.com>
parents: 704
diff changeset
324 }
1ed9e55f0be8 replace lucene.backup with lucene.zip implemented in luan, and add lucene.snapshot
Franklin Schmidt <fschmidt@gmail.com>
parents: 704
diff changeset
325 }
230
4438cb2e04d0 start lucene
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parents:
diff changeset
326
4438cb2e04d0 start lucene
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parents:
diff changeset
327
4438cb2e04d0 start lucene
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parents:
diff changeset
328
4438cb2e04d0 start lucene
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parents:
diff changeset
329 public String to_string() {
4438cb2e04d0 start lucene
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
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330 return writer.getDirectory().toString();
4438cb2e04d0 start lucene
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parents:
diff changeset
331 }
4438cb2e04d0 start lucene
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parents:
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332
303
fdb4bd391c28 add lucene close();
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 287
diff changeset
333 public void close() throws IOException {
521
8a217fe5b4f3 cleaner LuanState.onClose()
Franklin Schmidt <fschmidt@gmail.com>
parents: 427
diff changeset
334 if( !isClosed ) {
8a217fe5b4f3 cleaner LuanState.onClose()
Franklin Schmidt <fschmidt@gmail.com>
parents: 427
diff changeset
335 writer.close();
8a217fe5b4f3 cleaner LuanState.onClose()
Franklin Schmidt <fschmidt@gmail.com>
parents: 427
diff changeset
336 reader.close();
8a217fe5b4f3 cleaner LuanState.onClose()
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parents: 427
diff changeset
337 isClosed = true;
8a217fe5b4f3 cleaner LuanState.onClose()
Franklin Schmidt <fschmidt@gmail.com>
parents: 427
diff changeset
338 }
8a217fe5b4f3 cleaner LuanState.onClose()
Franklin Schmidt <fschmidt@gmail.com>
parents: 427
diff changeset
339 }
8a217fe5b4f3 cleaner LuanState.onClose()
Franklin Schmidt <fschmidt@gmail.com>
parents: 427
diff changeset
340
8a217fe5b4f3 cleaner LuanState.onClose()
Franklin Schmidt <fschmidt@gmail.com>
parents: 427
diff changeset
341 protected void finalize() throws Throwable {
8a217fe5b4f3 cleaner LuanState.onClose()
Franklin Schmidt <fschmidt@gmail.com>
parents: 427
diff changeset
342 if( !isClosed ) {
1227
a12dba1f0787 better logging
Franklin Schmidt <fschmidt@gmail.com>
parents: 1222
diff changeset
343 logger.error("not closed",created);
521
8a217fe5b4f3 cleaner LuanState.onClose()
Franklin Schmidt <fschmidt@gmail.com>
parents: 427
diff changeset
344 close();
8a217fe5b4f3 cleaner LuanState.onClose()
Franklin Schmidt <fschmidt@gmail.com>
parents: 427
diff changeset
345 }
8a217fe5b4f3 cleaner LuanState.onClose()
Franklin Schmidt <fschmidt@gmail.com>
parents: 427
diff changeset
346 super.finalize();
230
4438cb2e04d0 start lucene
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parents:
diff changeset
347 }
4438cb2e04d0 start lucene
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parents:
diff changeset
348
312
d34be4588556 add lucene query parsing
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parents: 303
diff changeset
349
544
c5a93767cc5c lucene overhaul, untested
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parents: 527
diff changeset
350
545
ddcd4296107a clean up lucene search
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parents: 544
diff changeset
351 private static class DocFn extends LuanFunction {
ddcd4296107a clean up lucene search
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parents: 544
diff changeset
352 final IndexSearcher searcher;
ddcd4296107a clean up lucene search
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parents: 544
diff changeset
353 int docID;
ddcd4296107a clean up lucene search
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parents: 544
diff changeset
354
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
355 DocFn(Luan luan,IndexSearcher searcher) {
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
356 super(luan);
545
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
357 this.searcher = searcher;
ddcd4296107a clean up lucene search
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parents: 544
diff changeset
358 }
ddcd4296107a clean up lucene search
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parents: 544
diff changeset
359
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
360 @Override public Object call(Object[] args) throws LuanException {
545
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
361 try {
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
362 return toTable(luan(),searcher.doc(docID));
545
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
363 } catch(IOException e) {
646
cdc70de628b5 simplify LuanException
Franklin Schmidt <fschmidt@gmail.com>
parents: 624
diff changeset
364 throw new LuanException(e);
545
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
365 }
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
366 }
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
367 }
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
368
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
369 private static abstract class MyCollector extends Collector {
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
370 int docBase;
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
371 int i = 0;
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
372
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
373 @Override public void setScorer(Scorer scorer) {}
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
374 @Override public void setNextReader(AtomicReaderContext context) {
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
375 this.docBase = context.docBase;
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
376 }
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
377 @Override public boolean acceptsDocsOutOfOrder() {
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
378 return true;
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
379 }
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
380 }
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
381
546
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
382 private synchronized IndexSearcher openSearcher() throws IOException {
704
90c89138c234 optimize lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 696
diff changeset
383 int gwc = globalWriteCount();
90c89138c234 optimize lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 696
diff changeset
384 if( writeCount != gwc ) {
90c89138c234 optimize lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 696
diff changeset
385 writeCount = gwc;
90c89138c234 optimize lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 696
diff changeset
386 DirectoryReader newReader = DirectoryReader.openIfChanged(reader);
90c89138c234 optimize lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 696
diff changeset
387 if( newReader != null ) {
90c89138c234 optimize lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 696
diff changeset
388 reader.decRef();
90c89138c234 optimize lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 696
diff changeset
389 reader = newReader;
90c89138c234 optimize lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 696
diff changeset
390 searcher = new IndexSearcher(reader);
90c89138c234 optimize lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 696
diff changeset
391 }
546
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
392 }
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
393 reader.incRef();
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
394 return searcher;
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
395 }
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
396
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
397 // call in finally block
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
398 private static void close(IndexSearcher searcher) throws IOException {
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
399 searcher.getIndexReader().decRef();
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
400 }
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
401
591
790d5de23042 add "strict" param to Io.repr();
Franklin Schmidt <fschmidt@gmail.com>
parents: 578
diff changeset
402 public void ensure_open() throws IOException {
790d5de23042 add "strict" param to Io.repr();
Franklin Schmidt <fschmidt@gmail.com>
parents: 578
diff changeset
403 close(openSearcher());
790d5de23042 add "strict" param to Io.repr();
Franklin Schmidt <fschmidt@gmail.com>
parents: 578
diff changeset
404 }
790d5de23042 add "strict" param to Io.repr();
Franklin Schmidt <fschmidt@gmail.com>
parents: 578
diff changeset
405
1333
25746915a241 merge Luan and LuanState
Franklin Schmidt <fschmidt@gmail.com>
parents: 1271
diff changeset
406 public int advanced_search( final Luan luan, String queryStr, LuanFunction fn, Integer n, String sortStr ) throws LuanException, IOException, ParseException {
646
cdc70de628b5 simplify LuanException
Franklin Schmidt <fschmidt@gmail.com>
parents: 624
diff changeset
407 Utils.checkNotNull(queryStr);
622
1a53333eb4d5 remove Lucene all_search_terms_must_match() since now query suffix "~a" handles this
Franklin Schmidt <fschmidt@gmail.com>
parents: 621
diff changeset
408 Query query = SaneQueryParser.parseQuery(mfp,queryStr);
545
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
409 IndexSearcher searcher = threadLocalSearcher.get();
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
410 boolean inTransaction = searcher != null;
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
411 if( !inTransaction )
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
412 searcher = openSearcher();
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
413 try {
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
414 if( fn!=null && n==null ) {
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
415 if( sortStr != null )
646
cdc70de628b5 simplify LuanException
Franklin Schmidt <fschmidt@gmail.com>
parents: 624
diff changeset
416 throw new LuanException("sort must be nil when n is nil");
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
417 final DocFn docFn = new DocFn(luan,searcher);
545
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
418 MyCollector col = new MyCollector() {
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
419 @Override public void collect(int doc) {
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
420 try {
547
0be287ab0309 add lucene/Versioning and simplify Lucene fn names
Franklin Schmidt <fschmidt@gmail.com>
parents: 546
diff changeset
421 docFn.docID = docBase + doc;
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
422 fn.call(++i,docFn);
545
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
423 } catch(LuanException e) {
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
424 throw new LuanRuntimeException(e);
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
425 }
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
426 }
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
427 };
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
428 try {
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
429 searcher.search(query,col);
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
430 } catch(LuanRuntimeException e) {
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
431 throw (LuanException)e.getCause();
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
432 }
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
433 return col.i;
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
434 }
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
435 if( fn==null || n==0 ) {
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
436 TotalHitCountCollector thcc = new TotalHitCountCollector();
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
437 searcher.search(query,thcc);
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
438 return thcc.getTotalHits();
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
439 }
546
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
440 Sort sort = sortStr==null ? null : SaneQueryParser.parseSort(mfp,sortStr);
545
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
441 TopDocs td = sort==null ? searcher.search(query,n) : searcher.search(query,n,sort);
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
442 final ScoreDoc[] scoreDocs = td.scoreDocs;
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
443 DocFn docFn = new DocFn(luan,searcher);
545
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
444 for( int i=0; i<scoreDocs.length; i++ ) {
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
445 docFn.docID = scoreDocs[i].doc;
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
446 fn.call(i+1,docFn);
545
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
447 }
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
448 return td.totalHits;
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
449 } finally {
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
450 if( !inTransaction )
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
451 close(searcher);
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
452 }
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
453 }
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
454
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
455 public Object search_in_transaction(LuanFunction fn) throws LuanException, IOException {
545
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
456 if( threadLocalSearcher.get() != null )
646
cdc70de628b5 simplify LuanException
Franklin Schmidt <fschmidt@gmail.com>
parents: 624
diff changeset
457 throw new LuanException("can't nest search_in_transaction calls");
545
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
458 IndexSearcher searcher = openSearcher();
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
459 threadLocalSearcher.set(searcher);
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
460 try {
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
461 return fn.call();
545
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
462 } finally {
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
463 threadLocalSearcher.set(null);
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
464 close(searcher);
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
465 }
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
466 }
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
467
ddcd4296107a clean up lucene search
Franklin Schmidt <fschmidt@gmail.com>
parents: 544
diff changeset
468
796
6b8ea0a9b7c9 remove LuanMeta
Franklin Schmidt <fschmidt@gmail.com>
parents: 775
diff changeset
469 public FieldParser getIndexedFieldParser(String field) {
6b8ea0a9b7c9 remove LuanMeta
Franklin Schmidt <fschmidt@gmail.com>
parents: 775
diff changeset
470 return mfp.fields.get(field);
6b8ea0a9b7c9 remove LuanMeta
Franklin Schmidt <fschmidt@gmail.com>
parents: 775
diff changeset
471 }
544
c5a93767cc5c lucene overhaul, untested
Franklin Schmidt <fschmidt@gmail.com>
parents: 527
diff changeset
472
796
6b8ea0a9b7c9 remove LuanMeta
Franklin Schmidt <fschmidt@gmail.com>
parents: 775
diff changeset
473 public void setIndexedFieldParser(String field,FieldParser fp) {
6b8ea0a9b7c9 remove LuanMeta
Franklin Schmidt <fschmidt@gmail.com>
parents: 775
diff changeset
474 if( fp==null ) { // delete
6b8ea0a9b7c9 remove LuanMeta
Franklin Schmidt <fschmidt@gmail.com>
parents: 775
diff changeset
475 mfp.fields.remove(field);
6b8ea0a9b7c9 remove LuanMeta
Franklin Schmidt <fschmidt@gmail.com>
parents: 775
diff changeset
476 return;
6b8ea0a9b7c9 remove LuanMeta
Franklin Schmidt <fschmidt@gmail.com>
parents: 775
diff changeset
477 }
6b8ea0a9b7c9 remove LuanMeta
Franklin Schmidt <fschmidt@gmail.com>
parents: 775
diff changeset
478 mfp.fields.put( field, fp );
6b8ea0a9b7c9 remove LuanMeta
Franklin Schmidt <fschmidt@gmail.com>
parents: 775
diff changeset
479 }
546
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
480
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
481
646
cdc70de628b5 simplify LuanException
Franklin Schmidt <fschmidt@gmail.com>
parents: 624
diff changeset
482 private IndexableField newField(String name,Object value,Field.Store store,Set<String> indexed)
621
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
483 throws LuanException
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
484 {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
485 if( value instanceof String ) {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
486 String s = (String)value;
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
487 FieldParser fp = mfp.fields.get(name);
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
488 if( fp != null ) {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
489 if( fp instanceof StringFieldParser && fp != STRING_FIELD_PARSER ) {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
490 return new TextField(name, s, store);
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
491 } else {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
492 return new StringField(name, s, store);
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
493 }
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
494 } else {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
495 return new StoredField(name, s);
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
496 }
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
497 } else if( value instanceof Integer ) {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
498 int i = (Integer)value;
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
499 if( indexed.contains(name) ) {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
500 return new IntField(name, i, store);
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
501 } else {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
502 return new StoredField(name, i);
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
503 }
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
504 } else if( value instanceof Long ) {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
505 long i = (Long)value;
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
506 if( indexed.contains(name) ) {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
507 return new LongField(name, i, store);
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
508 } else {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
509 return new StoredField(name, i);
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
510 }
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
511 } else if( value instanceof Double ) {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
512 double i = (Double)value;
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
513 if( indexed.contains(name) ) {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
514 return new DoubleField(name, i, store);
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
515 } else {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
516 return new StoredField(name, i);
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
517 }
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
518 } else if( value instanceof byte[] ) {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
519 byte[] b = (byte[])value;
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
520 return new StoredField(name, b);
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
521 } else
646
cdc70de628b5 simplify LuanException
Franklin Schmidt <fschmidt@gmail.com>
parents: 624
diff changeset
522 throw new LuanException("invalid value type "+value.getClass()+"' for '"+name+"'");
621
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
523 }
546
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
524
1267
9fa8b8389578 add LuanTable.luan;
Franklin Schmidt <fschmidt@gmail.com>
parents: 1248
diff changeset
525 private Document toLucene(LuanTable table,Set indexOnly) throws LuanException {
546
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
526 Set<String> indexed = mfp.fields.keySet();
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
527 Document doc = new Document();
1267
9fa8b8389578 add LuanTable.luan;
Franklin Schmidt <fschmidt@gmail.com>
parents: 1248
diff changeset
528 for( Map.Entry<Object,Object> entry : table.iterable() ) {
546
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
529 Object key = entry.getKey();
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
530 if( !(key instanceof String) )
646
cdc70de628b5 simplify LuanException
Franklin Schmidt <fschmidt@gmail.com>
parents: 624
diff changeset
531 throw new LuanException("key must be string");
546
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
532 String name = (String)key;
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
533 Object value = entry.getValue();
618
5e495e4e560b add lucene indexed_only_fields
Franklin Schmidt <fschmidt@gmail.com>
parents: 617
diff changeset
534 Field.Store store = indexOnly.contains(name) ? Field.Store.NO : Field.Store.YES;
621
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
535 if( !(value instanceof LuanTable) ) {
646
cdc70de628b5 simplify LuanException
Franklin Schmidt <fschmidt@gmail.com>
parents: 624
diff changeset
536 doc.add(newField(name, value, store, indexed));
621
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
537 } else { // list
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
538 LuanTable list = (LuanTable)value;
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
539 for( Object el : list.asList() ) {
646
cdc70de628b5 simplify LuanException
Franklin Schmidt <fschmidt@gmail.com>
parents: 624
diff changeset
540 doc.add(newField(name, el, store, indexed));
546
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
541 }
621
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
542 }
546
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
543 }
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
544 return doc;
544
c5a93767cc5c lucene overhaul, untested
Franklin Schmidt <fschmidt@gmail.com>
parents: 527
diff changeset
545 }
c5a93767cc5c lucene overhaul, untested
Franklin Schmidt <fschmidt@gmail.com>
parents: 527
diff changeset
546
646
cdc70de628b5 simplify LuanException
Franklin Schmidt <fschmidt@gmail.com>
parents: 624
diff changeset
547 private static Object getValue(IndexableField ifld) throws LuanException {
621
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
548 BytesRef br = ifld.binaryValue();
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
549 if( br != null )
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
550 return br.bytes;
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
551 Number n = ifld.numericValue();
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
552 if( n != null )
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
553 return n;
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
554 String s = ifld.stringValue();
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
555 if( s != null )
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
556 return s;
646
cdc70de628b5 simplify LuanException
Franklin Schmidt <fschmidt@gmail.com>
parents: 624
diff changeset
557 throw new LuanException("invalid field type for "+ifld);
621
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
558 }
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
559
1333
25746915a241 merge Luan and LuanState
Franklin Schmidt <fschmidt@gmail.com>
parents: 1271
diff changeset
560 private static LuanTable toTable(Luan luan,Document doc) throws LuanException {
546
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
561 if( doc==null )
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
562 return null;
1267
9fa8b8389578 add LuanTable.luan;
Franklin Schmidt <fschmidt@gmail.com>
parents: 1248
diff changeset
563 LuanTable table = new LuanTable(luan);
546
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
564 for( IndexableField ifld : doc ) {
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
565 String name = ifld.name();
646
cdc70de628b5 simplify LuanException
Franklin Schmidt <fschmidt@gmail.com>
parents: 624
diff changeset
566 Object value = getValue(ifld);
621
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
567 Object old = table.rawGet(name);
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
568 if( old == null ) {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
569 table.rawPut(name,value);
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
570 } else {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
571 LuanTable list;
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
572 if( old instanceof LuanTable ) {
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
573 list = (LuanTable)old;
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
574 } else {
1267
9fa8b8389578 add LuanTable.luan;
Franklin Schmidt <fschmidt@gmail.com>
parents: 1248
diff changeset
575 list = new LuanTable(luan);
621
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
576 list.rawPut(1,old);
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
577 table.rawPut(name,list);
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
578 }
fd15da41afca allow list of values to be stored in lucene
Franklin Schmidt <fschmidt@gmail.com>
parents: 620
diff changeset
579 list.rawPut(list.rawLength()+1,value);
546
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
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580 }
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
581 }
eaef1005ab87 general lucene cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 545
diff changeset
582 return table;
312
d34be4588556 add lucene query parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 303
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583 }
d34be4588556 add lucene query parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 303
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584
624
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
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585
1248
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Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
586 private static final Formatter nullFormatter = new Formatter() {
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
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587 public String highlightTerm(String originalText,TokenGroup tokenGroup) {
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
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parents: 1227
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588 return originalText;
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
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589 }
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
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590 };
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
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591
1335
e0cf0d108a77 major cleanup
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parents: 1333
diff changeset
592 public LuanFunction highlighter(String queryStr,LuanFunction formatter,final Integer fragmentSize,String dotdotdot) throws ParseException {
624
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
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593 Query query = SaneQueryParser.parseQuery(mfp,queryStr);
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
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594 Formatter fmt = new Formatter() {
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
diff changeset
595 public String highlightTerm(String originalText,TokenGroup tokenGroup) {
1248
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
596 if( tokenGroup.getTotalScore() <= 0 )
624
8281a248c47e add lucene highlighter
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parents: 622
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597 return originalText;
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
diff changeset
598 try {
1335
e0cf0d108a77 major cleanup
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parents: 1333
diff changeset
599 return (String)Luan.first(formatter.call(originalText));
624
8281a248c47e add lucene highlighter
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parents: 622
diff changeset
600 } catch(LuanException e) {
8281a248c47e add lucene highlighter
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parents: 622
diff changeset
601 throw new LuanRuntimeException(e);
8281a248c47e add lucene highlighter
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parents: 622
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602 }
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
diff changeset
603 }
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
diff changeset
604 };
1248
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
605 QueryScorer queryScorer = new QueryScorer(query);
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
606 final Highlighter chooser = fragmentSize==null ? null : new Highlighter(nullFormatter,queryScorer);
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
607 if( chooser != null )
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
608 chooser.setTextFragmenter( new SimpleSpanFragmenter(queryScorer,fragmentSize) );
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
609 final Highlighter hl = new Highlighter(fmt,queryScorer);
624
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
diff changeset
610 hl.setTextFragmenter( new NullFragmenter() );
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
611 return new LuanFunction(false) { // ???
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
612 @Override public String call(Object[] args) throws LuanException {
624
8281a248c47e add lucene highlighter
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parents: 622
diff changeset
613 String text = (String)args[0];
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
diff changeset
614 try {
1248
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
615 if( chooser != null ) {
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
616 String s = chooser.getBestFragment(analyzer,null,text);
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
617 if( s != null ) {
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
618 if( dotdotdot != null ) {
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
619 boolean atStart = text.startsWith(s);
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
620 boolean atEnd = text.endsWith(s);
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
621 if( !atStart )
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
622 s = dotdotdot + s;
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
623 if( !atEnd )
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
624 s = s + dotdotdot;
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
625 }
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
626 text = s;
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
627 } else if( text.length() > fragmentSize ) {
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
628 text = text.substring(0,fragmentSize);
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
629 if( dotdotdot != null )
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
630 text += "...";
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
631 }
475905984870 improve lucene highlighter and allow bbcode_to_text quoter to be nil
Franklin Schmidt <fschmidt@gmail.com>
parents: 1227
diff changeset
632 }
624
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
diff changeset
633 String s = hl.getBestFragment(analyzer,null,text);
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
diff changeset
634 return s!=null ? s : text;
8281a248c47e add lucene highlighter
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parents: 622
diff changeset
635 } catch(LuanRuntimeException e) {
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
diff changeset
636 throw (LuanException)e.getCause();
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
diff changeset
637 } catch(IOException e) {
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
diff changeset
638 throw new RuntimeException(e);
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
diff changeset
639 } catch(InvalidTokenOffsetsException e) {
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
diff changeset
640 throw new RuntimeException(e);
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
diff changeset
641 }
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
diff changeset
642 }
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
diff changeset
643 };
8281a248c47e add lucene highlighter
Franklin Schmidt <fschmidt@gmail.com>
parents: 622
diff changeset
644 }
230
4438cb2e04d0 start lucene
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
645 }