Example usage for org.apache.lucene.index IndexWriter addDocument

Introduction

In this page you can find the example usage for org.apache.lucene.index IndexWriter addDocument.

Prototype

public long addDocument(Iterable<? extends IndexableField> doc) throws IOException 

Source Link

Document

Adds a document to this index.

Usage

From source file:aos.lucene.analysis.UsingAnalyzersExample.java

License:Apache License

/**
 * This method doesn't do anything, except compile correctly. This is used
 * to show snippets of how Analyzers are used.
 *//*  www . ja v a  2s .  co  m*/
public void someMethod() throws IOException, ParseException {
    RAMDirectory directory = new RAMDirectory();

    Analyzer analyzer = new StandardAnalyzer(Version.LUCENE_46);
    IndexWriter writer = new IndexWriter(directory, analyzer, IndexWriter.MaxFieldLength.UNLIMITED);

    Document doc = new Document();
    doc.add(new Field("title", "This is the title", Field.Store.YES, Field.Index.ANALYZED));
    doc.add(new Field("contents", "...document contents...", Field.Store.NO, Field.Index.ANALYZED));
    writer.addDocument(doc);

    writer.addDocument(doc, analyzer);

    String expression = "some query";

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

    QueryParser parser = new QueryParser(Version.LUCENE_46, "contents", analyzer);
    query = parser.parse(expression);
}

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From source file:aos.lucene.search.advanced.MultiPhraseQueryTest.java

License:Apache License

protected void setUp() throws Exception {
    Directory directory = new RAMDirectory();
    IndexWriter writer = new IndexWriter(directory, new WhitespaceAnalyzer(Version.LUCENE_46),
            IndexWriter.MaxFieldLength.UNLIMITED);
    Document doc1 = new Document();
    doc1.add(new Field("field", "the quick brown fox jumped over the lazy dog", Field.Store.YES,
            Field.Index.ANALYZED));
    writer.addDocument(doc1);
    Document doc2 = new Document();
    doc2.add(new Field("field", "the fast fox hopped over the hound", Field.Store.YES, Field.Index.ANALYZED));
    writer.addDocument(doc2);//from w  ww  .  j a v a  2s.c  o m
    writer.close();

    searcher = new IndexSearcher(directory);
}

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From source file:aos.lucene.search.advanced.IndexSearcherTest.java

License:Apache License

public void setUp() throws Exception {
    String[] animals = { "aardvark", "beaver", "coati", "dog", "elephant", "frog", "gila monster", "horse",
            "iguana", "javelina", "kangaroo", "lemur", "moose", "nematode", "orca", "python", "quokka", "rat",
            "scorpion", "tarantula", "uromastyx", "vicuna", "walrus", "xiphias", "yak", "zebra" };

    Analyzer analyzer = new WhitespaceAnalyzer(Version.LUCENE_46);

    Directory aTOmDirectory = new RAMDirectory(); //
    Directory nTOzDirectory = new RAMDirectory(); //

    IndexWriter aTOmWriter = new IndexWriter(aTOmDirectory, analyzer, IndexWriter.MaxFieldLength.UNLIMITED);
    IndexWriter nTOzWriter = new IndexWriter(nTOzDirectory, analyzer, IndexWriter.MaxFieldLength.UNLIMITED);

    for (int i = animals.length - 1; i >= 0; i--) {
        Document doc = new Document();
        String animal = animals[i];
        doc.add(new Field("animal", animal, Field.Store.YES, Field.Index.NOT_ANALYZED));
        if (animal.charAt(0) < 'n') {
            aTOmWriter.addDocument(doc); //
        } else {/*from   w w w .j  ava2 s  . co  m*/
            nTOzWriter.addDocument(doc); //
        }
    }

    aTOmWriter.close();
    nTOzWriter.close();

    searchers = new IndexSearcher[2];
    searchers[0] = new IndexSearcher(aTOmDirectory);
    searchers[1] = new IndexSearcher(nTOzDirectory);
}

---

From source file:aos.lucene.search.advanced.SecurityFilterTest.java

License:Apache License

protected void setUp() throws Exception {
    Directory directory = new RAMDirectory();
    IndexWriter writer = new IndexWriter(directory, new WhitespaceAnalyzer(Version.LUCENE_46),
            IndexWriter.MaxFieldLength.UNLIMITED);

    Document document = new Document();
    document.add(new Field("owner", "elwood", Field.Store.YES, Field.Index.NOT_ANALYZED));
    document.add(new Field("keywords", "elwood's sensitive info", Field.Store.YES, Field.Index.ANALYZED));
    writer.addDocument(document);

    document = new Document();
    document.add(new Field("owner", "jake", Field.Store.YES, Field.Index.NOT_ANALYZED));
    document.add(new Field("keywords", "jake's sensitive info", Field.Store.YES, Field.Index.ANALYZED));
    writer.addDocument(document);//from   w ww .  jav  a  2 s.  c o m

    writer.close();
    searcher = new IndexSearcher(directory);
}

---

From source file:aos.lucene.search.advanced.SpanQueryTest.java

License:Apache License

protected void setUp() throws Exception {
      directory = new RAMDirectory();

      analyzer = new WhitespaceAnalyzer(Version.LUCENE_46);
      IndexWriter writer = new IndexWriter(directory, analyzer, IndexWriter.MaxFieldLength.UNLIMITED);

      Document doc = new Document();
      doc.add(new Field("f", "the quick brown fox jumps over the lazy dog", Field.Store.YES,
              Field.Index.ANALYZED));
      writer.addDocument(doc);

      doc = new Document();
      doc.add(new Field("f", "the quick red fox jumps over the sleepy cat", Field.Store.YES,
              Field.Index.ANALYZED));
      writer.addDocument(doc);//from w  w  w  . j  a v  a2  s  . co m

      writer.close();

      searcher = new IndexSearcher(directory);
      reader = searcher.getIndexReader();

      quick = new SpanTermQuery(new Term("f", "quick"));
      brown = new SpanTermQuery(new Term("f", "brown"));
      red = new SpanTermQuery(new Term("f", "red"));
      fox = new SpanTermQuery(new Term("f", "fox"));
      lazy = new SpanTermQuery(new Term("f", "lazy"));
      sleepy = new SpanTermQuery(new Term("f", "sleepy"));
      dog = new SpanTermQuery(new Term("f", "dog"));
      cat = new SpanTermQuery(new Term("f", "cat"));
  }

---

From source file:aos.lucene.search.ext.sorting.DistanceSortingTest.java

License:Apache License

private void addPoint(IndexWriter writer, String name, String type, int x, int y) throws IOException {
    Document doc = new Document();
    doc.add(new Field("name", name, Field.Store.YES, Field.Index.NOT_ANALYZED));
    doc.add(new Field("type", type, Field.Store.YES, Field.Index.NOT_ANALYZED));
    doc.add(new Field("x", Integer.toString(x), Field.Store.YES, Field.Index.NOT_ANALYZED_NO_NORMS));
    doc.add(new Field("y", Integer.toString(y), Field.Store.YES, Field.Index.NOT_ANALYZED_NO_NORMS));
    writer.addDocument(doc);
}

---

From source file:aos.lucene.search.msc.NearRealTimeTest.java

License:Apache License

public void testNearRealTime() throws Exception {
    Directory dir = new RAMDirectory();
    IndexWriter writer = new IndexWriter(dir, new StandardAnalyzer(Version.LUCENE_46),
            IndexWriter.MaxFieldLength.UNLIMITED);
    for (int i = 0; i < 10; i++) {
        Document doc = new Document();
        doc.add(new Field("id", "" + i, Field.Store.NO, Field.Index.NOT_ANALYZED_NO_NORMS));
        doc.add(new Field("text", "aaa", Field.Store.NO, Field.Index.ANALYZED));
        writer.addDocument(doc);
    }/*from   w  w w .  j a v a 2 s .c  o m*/
    IndexReader reader = writer.getReader();
    IndexSearcher searcher = new IndexSearcher(reader);

    Query query = new TermQuery(new Term("text", "aaa"));
    TopDocs docs = searcher.search(query, 1);
    assertEquals(10, docs.totalHits);

    writer.deleteDocuments(new Term("id", "7"));

    Document doc = new Document();
    doc.add(new Field("id", "11", Field.Store.NO, Field.Index.NOT_ANALYZED_NO_NORMS));
    doc.add(new Field("text", "bbb", Field.Store.NO, Field.Index.ANALYZED));
    writer.addDocument(doc);

    IndexReader newReader = reader.reopen();
    assertFalse(reader == newReader);
    reader.close();
    searcher = new IndexSearcher(newReader);

    TopDocs hits = searcher.search(query, 10);
    assertEquals(9, hits.totalHits);

    query = new TermQuery(new Term("text", "bbb"));
    hits = searcher.search(query, 1);
    assertEquals(1, hits.totalHits);

    newReader.close();
    writer.close();
}

---

From source file:aos.lucene.search.msc.PhraseQueryTest.java

License:Apache License

protected void setUp() throws IOException {
    dir = new RAMDirectory();
    IndexWriter writer = new IndexWriter(dir, new WhitespaceAnalyzer(Version.LUCENE_46),
            IndexWriter.MaxFieldLength.UNLIMITED);
    Document doc = new Document();
    doc.add(new Field("field", "the quick brown fox jumped over the lazy dog", Field.Store.YES,
            Field.Index.ANALYZED));
    writer.addDocument(doc);
    writer.close();//from   w  w  w.j  a va 2  s. c om

    searcher = new IndexSearcher(dir);
}

---

From source file:aos.lucene.search.msc.ScoreTest.java

License:Apache License

private void indexSingleFieldDocs(Field[] fields) throws Exception {
    IndexWriter writer = new IndexWriter(directory, new WhitespaceAnalyzer(Version.LUCENE_46),
            IndexWriter.MaxFieldLength.UNLIMITED);
    for (Field f : fields) {
        Document doc = new Document();
        doc.add(f);//from ww w .ja v a  2s  .co  m
        writer.addDocument(doc);
    }
    writer.merge(writer.getNextMerge());
    writer.close();
}

---

From source file:aos.lucene.tools.BerkeleyDbIndexer.java

License:Apache License

public static void main(String[] args) throws IOException, DatabaseException {
    if (args.length != 1) {
        System.err.println("Usage: BerkeleyDbIndexer <index dir>");
        System.exit(-1);/*w  w w  .  j  a v a  2  s  .  c om*/
    }

    File indexFile = new File(args[0]);

    if (indexFile.exists()) {
        File[] files = indexFile.listFiles();

        for (int i = 0; i < files.length; i++)
            if (files[i].getName().startsWith("__"))
                files[i].delete();
        indexFile.delete();
    }

    indexFile.mkdir();

    EnvironmentConfig envConfig = new EnvironmentConfig();
    DatabaseConfig dbConfig = new DatabaseConfig();

    envConfig.setTransactional(true);
    envConfig.setInitializeCache(true);
    envConfig.setInitializeLocking(true);
    envConfig.setInitializeLogging(true);
    envConfig.setAllowCreate(true);
    envConfig.setThreaded(true);
    dbConfig.setAllowCreate(true);
    dbConfig.setType(DatabaseType.BTREE);

    Environment env = new Environment(indexFile, envConfig);

    Transaction txn = env.beginTransaction(null, null);
    Database index = env.openDatabase(txn, "__index__", null, dbConfig);
    Database blocks = env.openDatabase(txn, "__blocks__", null, dbConfig);
    txn.commit();

    txn = env.beginTransaction(null, null);
    DbDirectory directory = new DbDirectory(txn, index, blocks);

    IndexWriter writer = new IndexWriter(directory, new StandardAnalyzer(Version.LUCENE_46), true,
            IndexWriter.MaxFieldLength.UNLIMITED);

    Document doc = new Document();
    doc.add(new Field("contents", "The quick brown fox...", Field.Store.YES, Field.Index.ANALYZED));
    writer.addDocument(doc);

    writer.merge(writer.getNextMerge());
    writer.close();

    directory.close();
    txn.commit();

    index.close();
    blocks.close();
    env.close();

    LOGGER.info("Indexing Complete");
}

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