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comparison src/goodjava/lucene/api/FieldAnalyzer.java @ 1460:3ab0d043370f

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start lucene.api
author Franklin Schmidt <fschmidt@gmail.com>
date Mon, 23 Mar 2020 00:04:42 -0600
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1459:b04b8fc5f4f4 1460:3ab0d043370f
1 package goodjava.lucene.api;
2
3 import java.util.Map;
4 import java.util.concurrent.ConcurrentHashMap;
5 import org.apache.lucene.analysis.Analyzer;
6 import org.apache.lucene.analysis.AnalyzerWrapper;
7 import org.apache.lucene.analysis.core.KeywordAnalyzer;
8
9
10 public final class FieldAnalyzer extends AnalyzerWrapper {
11 private static final Analyzer defaultAnalyzer = new KeywordAnalyzer();
12 private final Map<String,Analyzer> fieldAnalyzers = new ConcurrentHashMap<String,Analyzer>();
13
14 public void add(String fieldName,Analyzer analyzer) {
15 fieldAnalyzers.put(fieldName,analyzer);
16 }
17
18 public boolean isAdded(String fieldName) {
19 return fieldAnalyzers.containsKey(fieldName);
20 }
21
22 protected Analyzer getWrappedAnalyzer(String fieldName) {
23 Analyzer analyzer = fieldAnalyzers.get(fieldName);
24 /*
25 if( analyzer == null )
26 throw new RuntimeException("no analyzer for field: "+fieldName);
27 return analyzer;
28 */
29 return analyzer!=null ? analyzer : defaultAnalyzer;
30 }
31 }