Package org.neo4j.graphdb

Examples of org.neo4j.graphdb.GraphDatabaseService.index()

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{
  public static void main( String[] args )
  {
    String path = args[0];
    final GraphDatabaseService db = new EmbeddedGraphDatabase( path );
    final Index<Node> index = db.index().forNodes( "myIndex" );
    final String[] keys = new String[] { "apoc", "zion", "morpheus" };
    final String[] values = new String[] { "hej", "yo", "something", "just a value", "anything" };
   
    for ( int i = 0; i < 5; i++ )
    {
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                ids.values().toArray( new Long[ids.size()] ) );
        provider.shutdown();
        inserter.shutdown();

        GraphDatabaseService db = new EmbeddedGraphDatabase( path );
        assertTrue( db.index().existsForNodes( "users" ) );
        Index<Node> dbIndex = db.index().forNodes( "users" );
        for ( int i = 0; i < 100; i++ )
        {
            assertContains( dbIndex.get( "name", "Joe" + i ),
                    db.getNodeById( ids.get( i ) ) );
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        provider.shutdown();
        inserter.shutdown();

        GraphDatabaseService db = new EmbeddedGraphDatabase( path );
        assertTrue( db.index().existsForNodes( "users" ) );
        Index<Node> dbIndex = db.index().forNodes( "users" );
        for ( int i = 0; i < 100; i++ )
        {
            assertContains( dbIndex.get( "name", "Joe" + i ),
                    db.getNodeById( ids.get( i ) ) );
        }
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        provider.shutdown();
        inserter.shutdown();

        GraphDatabaseService db = new EmbeddedGraphDatabase( path );
        Index<Node> dbIndex = db.index().forNodes( name );
        Node node1 = db.getNodeById( id1 );
        Node node2 = db.getNodeById( id2 );
        assertContains( dbIndex.query( "name", "persson" ), node1, node2 );
        db.shutdown();
    }
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        inserter.shutdown();
        GraphDatabaseService graphDb = new EmbeddedGraphDatabase( path );
        Transaction tx = graphDb.beginTx();
        try
        {
            IndexManager indexManager = graphDb.index();
            Assert.assertFalse( indexManager.existsForRelationships( indexName ) );
            Assert.assertTrue( indexManager.existsForNodes( indexName ) );
            Assert.assertNotNull( indexManager.forNodes( indexName ) );
            Index<Node> nodes = graphDb.index().forNodes( indexName );
            Assert.assertTrue( nodes.get( "name", "test" ).hasNext() );
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        {
            IndexManager indexManager = graphDb.index();
            Assert.assertFalse( indexManager.existsForRelationships( indexName ) );
            Assert.assertTrue( indexManager.existsForNodes( indexName ) );
            Assert.assertNotNull( indexManager.forNodes( indexName ) );
            Index<Node> nodes = graphDb.index().forNodes( indexName );
            Assert.assertTrue( nodes.get( "name", "test" ).hasNext() );
            tx.success();
            tx.finish();
        }
        finally
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        inserter.shutdown();
       
        GraphDatabaseService db = new EmbeddedGraphDatabase( path );
        Node n1 = db.getNodeById( node1 );
        Node n2 = db.getNodeById( node2 );
        Index<Node> idx = db.index().forNodes( "mine" );
        assertContains( idx.query( "number", newIntRange( "number", 21, 45, false, true ) ), n1 );
        db.shutdown();
    }
   
    @Test
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        GraphDatabaseService db = new EmbeddedGraphDatabase( path );
        db.shutdown();
        InputStream stream = getClass().getClassLoader().getResourceAsStream( "old-index.db" );
        writeFile( stream, new File( path, "index.db" ) );
        db = new EmbeddedGraphDatabase( path );
        assertTrue( db.index().existsForNodes( "indexOne" ) );
        Index<Node> indexOne = db.index().forNodes( "indexOne" );
        verifyConfiguration( db, indexOne, LuceneIndexImplementation.EXACT_CONFIG );
        assertTrue( db.index().existsForNodes( "indexTwo" ) );
        Index<Node> indexTwo = db.index().forNodes( "indexTwo" );
        verifyConfiguration( db, indexTwo, LuceneIndexImplementation.FULLTEXT_CONFIG );
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        db.shutdown();
        InputStream stream = getClass().getClassLoader().getResourceAsStream( "old-index.db" );
        writeFile( stream, new File( path, "index.db" ) );
        db = new EmbeddedGraphDatabase( path );
        assertTrue( db.index().existsForNodes( "indexOne" ) );
        Index<Node> indexOne = db.index().forNodes( "indexOne" );
        verifyConfiguration( db, indexOne, LuceneIndexImplementation.EXACT_CONFIG );
        assertTrue( db.index().existsForNodes( "indexTwo" ) );
        Index<Node> indexTwo = db.index().forNodes( "indexTwo" );
        verifyConfiguration( db, indexTwo, LuceneIndexImplementation.FULLTEXT_CONFIG );
        assertTrue( db.index().existsForRelationships( "indexThree" ) );
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        writeFile( stream, new File( path, "index.db" ) );
        db = new EmbeddedGraphDatabase( path );
        assertTrue( db.index().existsForNodes( "indexOne" ) );
        Index<Node> indexOne = db.index().forNodes( "indexOne" );
        verifyConfiguration( db, indexOne, LuceneIndexImplementation.EXACT_CONFIG );
        assertTrue( db.index().existsForNodes( "indexTwo" ) );
        Index<Node> indexTwo = db.index().forNodes( "indexTwo" );
        verifyConfiguration( db, indexTwo, LuceneIndexImplementation.FULLTEXT_CONFIG );
        assertTrue( db.index().existsForRelationships( "indexThree" ) );
        Index<Relationship> indexThree = db.index().forRelationships( "indexThree" );
        verifyConfiguration( db, indexThree, LuceneIndexImplementation.EXACT_CONFIG );
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