Examples with EmbeddedGraphDatabase org.neo4j.kernel.EmbeddedGraphDatabase used on opensource projects

Example 61 with EmbeddedGraphDatabase

use of org.neo4j.kernel.EmbeddedGraphDatabase in project graphdb by neo4j-attic.

the class TestLuceneBatchInsert method testSome.

@Test
public void testSome() throws Exception {
    // Different paths for each tests because there's a bug (on Windows)
    // causing _0.cfs file to stay open 
    String path = new File(PATH, "1").getAbsolutePath();
    BatchInserter inserter = new BatchInserterImpl(path);
    BatchInserterIndexProvider provider = new LuceneBatchInserterIndexProvider(inserter);
    BatchInserterIndex index = provider.nodeIndex("users", EXACT_CONFIG);
    Map<Integer, Long> ids = new HashMap<Integer, Long>();
    for (int i = 0; i < 100; i++) {
        long id = inserter.createNode(null);
        index.add(id, map("name", "Joe" + i, "other", "Schmoe"));
        ids.put(i, id);
    }
    for (int i = 0; i < 100; i++) {
        assertContains(index.get("name", "Joe" + i), ids.get(i));
    }
    assertContains(index.query("name:Joe0 AND other:Schmoe"), ids.get(0));
    assertContains(index.query("name", "Joe*"), 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)));
    }
    Collection<Node> nodes = new ArrayList<Node>();
    for (long id : ids.values()) {
        nodes.add(db.getNodeById(id));
    }
    assertContains(dbIndex.query("name", "Joe*"), nodes.toArray(new Node[nodes.size()]));
    assertContains(dbIndex.query("name:Joe0 AND other:Schmoe"), db.getNodeById(ids.get(0)));
    db.shutdown();
}

Example 62 with EmbeddedGraphDatabase

use of org.neo4j.kernel.EmbeddedGraphDatabase in project graphdb by neo4j-attic.

the class TestLuceneIndex method testStartupInExistingDirectory.

@Test
public void testStartupInExistingDirectory() {
    File dir = new File("target" + File.separator + "temp" + File.separator);
    Neo4jTestCase.deleteFileOrDirectory(dir);
    dir.mkdir();
    EmbeddedGraphDatabase graphDatabase = new EmbeddedGraphDatabase(dir.getAbsolutePath());
    Index<Node> index = graphDatabase.index().forNodes("nodes");
    assertNotNull(index);
}

Example 63 with EmbeddedGraphDatabase

use of org.neo4j.kernel.EmbeddedGraphDatabase in project graphdb by neo4j-attic.

the class AbstractLuceneIndexTest method setUpStuff.

@BeforeClass
public static void setUpStuff() {
    String storeDir = "target/var/freshindex";
    deleteFileOrDirectory(new File(storeDir));
    graphDb = new EmbeddedGraphDatabase(storeDir);
}

Example 64 with EmbeddedGraphDatabase

use of org.neo4j.kernel.EmbeddedGraphDatabase in project graphdb by neo4j-attic.

the class AddDeleteQuit method main.

public static void main(String[] args) {
    GraphDatabaseService db = new EmbeddedGraphDatabase(args[0]);
    Index<Node> index = db.index().forNodes("index");
    Transaction tx = db.beginTx();
    try {
        Node node = db.createNode();
        index.add(node, "key", "value");
        index.delete();
        tx.success();
    } finally {
        tx.finish();
    }
    System.exit(0);
}

Example 65 with EmbeddedGraphDatabase

use of org.neo4j.kernel.EmbeddedGraphDatabase in project graphdb by neo4j-attic.

the class TestIndexNames method setUpStuff.

@BeforeClass
public static void setUpStuff() {
    String storeDir = "target/var/freshindex";
    Neo4jTestCase.deleteFileOrDirectory(new File(storeDir));
    graphDb = new EmbeddedGraphDatabase(storeDir, MapUtil.stringMap("index", "lucene"));
}