Sorry - I said I was going to send some code ...
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Ian.
import org.apache.lucene.queryParser.*;
import org.apache.lucene.search.*;
import org.apache.lucene.index.*;
import org.apache.lucene.analysis.*;
import org.apache.lucene.analysis.standard.*;
import org.apache.lucene.document.*;
import org.apache.lucene.store.*;
public class LuceneTest {
RAMDirectory ramdir;
Analyzer analyzer;
IndexWriter writer;
IndexReader reader;
Searcher searcher;
public LuceneTest() {
analyzer = new StandardAnalyzer();
ramdir = new RAMDirectory();
}
public static void main(String args[]) throws Exception {
LuceneTest ld = new LuceneTest();
ld.load();
ld.search();
}
void load() throws Exception {
writer = new IndexWriter(ramdir, analyzer, true);
add("january");
add("february");
add("june");
add("july");
writer.close();
}
void add(String s) throws Exception {
Document d = new Document();
d.add(Field.Keyword("id", s));
System.out.println("Adding "+s);
writer.addDocument(d);
}
void search() throws Exception {
reader = IndexReader.open(ramdir);
searcher = new IndexSearcher(reader);
search("jan*");
search("jan*y");
search("j*y");
search("j*");
search("*y");
}
void search(String s) throws Exception {
Query query = QueryParser.parse(s, "id", analyzer);
Hits hits = searcher.search(query);
System.out.println(s+" matched "+hits.length());
for (int i = 0; i < hits.length(); i++) {
System.out.println(" " +
hits.doc(i).get("id"));
}
}
}
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