aos.lucene.analysis.codec.MetaphoneAnalyzerTest.java Source code

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package aos.lucene.analysis.codec;

import java.io.IOException;

import junit.framework.TestCase;

import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.index.Document;
import org.apache.lucene.queryparser.classic.QueryParser;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.Query;
import org.apache.lucene.search.TopDocs;
import org.apache.lucene.store.RAMDirectory;
import org.apache.lucene.util.Version;

import io.aos.lucene.analysis.AnalyzerUtils;

public class MetaphoneAnalyzerTest extends TestCase {

    public void testKoolKat() throws Exception {

        RAMDirectory directory = new RAMDirectory();
        Analyzer analyzer = new MetaphoneReplacementAnalyzer();

        IndexWriter writer = new IndexWriter(directory, analyzer, true, IndexWriter.MaxFieldLength.UNLIMITED);

        Document doc = new Document();
        doc.add(new Field("contents", "cool cat", Field.Store.YES, Field.Index.ANALYZED));
        writer.addDocument(doc);
        writer.close();

        IndexSearcher searcher = new IndexSearcher(directory);

        Query query = new QueryParser(Version.LUCENE_46, "contents", analyzer).parse("kool kat");

        TopDocs hits = searcher.search(query, 1);
        assertEquals(1, hits.totalHits);
        int docID = hits.scoreDocs[0].doc;
        Document storedDoc = searcher.doc(docID);
        assertEquals("cool cat", storedDoc.get("contents"));

        searcher.close();
    }

    /*
     * #A Index document #B Parse query text #C Verify match #D Retrieve
     * original value
     */
    public static void main(String[] args) throws IOException {
        MetaphoneReplacementAnalyzer analyzer = new MetaphoneReplacementAnalyzer();
        AnalyzerUtils.displayTokens(analyzer, "The quick brown fox jumped over the lazy dog");

        LOGGER.info("");
        AnalyzerUtils.displayTokens(analyzer, "Tha quik brown phox jumpd ovvar tha lazi dag");
    }
}