Examples with DatasetGraphTxn org.apache.jena.tdb.transaction.DatasetGraphTxn used on opensource projects

Example 21 with DatasetGraphTxn

use of org.apache.jena.tdb.transaction.DatasetGraphTxn in project jena by apache.

the class AbstractStoreConnections method store_2.

@Test(expected = TDBTransactionException.class)
public void store_2() {
    // Expel.
    StoreConnection sConn = getStoreConnection();
    DatasetGraphTxn dsgR1 = sConn.begin(ReadWrite.READ);
    StoreConnection.release(sConn.getLocation());
}

Example 22 with DatasetGraphTxn

use of org.apache.jena.tdb.transaction.DatasetGraphTxn in project jena by apache.

the class AbstractStoreConnections method store_4.

@Test
public void store_4() {
    StoreConnection sConn = getStoreConnection();
    DatasetGraphTxn dsgR1 = sConn.begin(ReadWrite.READ);
    DatasetGraphTxn dsgW1 = sConn.begin(ReadWrite.WRITE);
    dsgW1.add(q1);
    dsgW1.commit();
    dsgW1.end();
    dsgR1.end();
    StoreConnection.release(sConn.getLocation());
    sConn = null;
    StoreConnection sConn2 = getStoreConnection();
    DatasetGraphTxn dsgW2 = sConn2.begin(ReadWrite.WRITE);
    dsgW2.add(q2);
    dsgW2.commit();
    dsgW2.end();
    DatasetGraphTxn dsgR2 = sConn2.begin(ReadWrite.READ);
    long x = Iter.count(dsgR2.find());
    assertEquals(2, x);
}

Example 23 with DatasetGraphTxn

use of org.apache.jena.tdb.transaction.DatasetGraphTxn in project jena by apache.

the class AbstractStoreConnections method store_0.

@Test
public void store_0() {
    // Expel.
    StoreConnection sConn = getStoreConnection();
    assertTrue(sConn.isValid());
    DatasetGraphTxn dsgW1 = sConn.begin(ReadWrite.WRITE);
    dsgW1.commit();
    dsgW1.end();
    StoreConnection.release(sConn.getLocation());
    StoreConnection sConn2 = getStoreConnection();
}

Example 24 with DatasetGraphTxn

use of org.apache.jena.tdb.transaction.DatasetGraphTxn in project jena by apache.

the class TestTransRestart method testTxn.

@Test
public void testTxn() {
    assertEquals(3, countRDFNodes());
    StoreConnection sc = StoreConnection.make(location);
    DatasetGraphTxn dsg = sc.begin(ReadWrite.WRITE);
    assertTrue(dsg.contains(quad1));
    dsg.add(quad2);
    dsg.commit();
    dsg.end();
    StoreConnection.release(location);
    assertEquals(4, countRDFNodes());
}

Example 25 with DatasetGraphTxn

use of org.apache.jena.tdb.transaction.DatasetGraphTxn in project jena by apache.

the class AbstractTestTransSeq method trans_03.

@Test
public void trans_03() {
    // WRITE-commit-READ-check
    StoreConnection sConn = getStoreConnection();
    DatasetGraphTxn dsgW = sConn.begin(ReadWrite.WRITE);
    dsgW.add(q);
    assertTrue(dsgW.contains(q));
    dsgW.commit();
    dsgW.end();
    DatasetGraphTxn dsg2 = sConn.begin(ReadWrite.READ);
    assertTrue(dsg2.contains(q));
    dsg2.end();
    sConn.flush();
    DatasetGraph dsg = sConn.getBaseDataset();
    assertTrue(dsg.contains(q));
}