Examples with StoreConnection org.apache.jena.tdb.StoreConnection used on opensource projects

Example 16 with StoreConnection

use of org.apache.jena.tdb.StoreConnection in project jena by apache.

the class AbstractTestTransSeq method trans_readBlock_10.

@Test
public void trans_readBlock_10() {
    // READ(start)-WRITE(start)-WRITE(finish)-WRITE(start)-READ(finish)-WRITE(finish)-check
    StoreConnection sConn = getStoreConnection();
    DatasetGraphTxn dsgR1 = sConn.begin(ReadWrite.READ);
    DatasetGraphTxn dsgW1 = sConn.begin(ReadWrite.WRITE);
    dsgW1.add(q1);
    dsgW1.commit();
    dsgW1.end();
    DatasetGraphTxn dsgW2 = sConn.begin(ReadWrite.WRITE);
    dsgW2.add(q2);
    dsgR1.end();
    dsgW2.commit();
    dsgW2.end();
    sConn.forceRecoverFromJournal();
    DatasetGraphTDB dsg = sConn.getBaseDataset();
    assertTrue(dsg.contains(q1));
    assertTrue(dsg.contains(q2));
}

Example 17 with StoreConnection

use of org.apache.jena.tdb.StoreConnection in project jena by apache.

the class AbstractTestTransSeq method trans_22.

@Test(expected = JenaTransactionException.class)
public void trans_22() {
    // WRITE-close causes implicit abort
    StoreConnection sConn = getStoreConnection();
    DatasetGraphTxn dsg = sConn.begin(ReadWrite.WRITE);
    dsg.add(q);
    dsg.end();
}

Example 18 with StoreConnection

use of org.apache.jena.tdb.StoreConnection in project jena by apache.

the class AbstractTestTransSeq method trans_readBlock_11.

@Test
public void trans_readBlock_11() {
    // JENA-91
    // READ(start)-WRITE-WRITE-WRITE-READ(finish)-check
    StoreConnection sConn = getStoreConnection();
    DatasetGraphTxn dsgR1 = sConn.begin(ReadWrite.READ);
    DatasetGraphTxn dsgW1 = sConn.begin(ReadWrite.WRITE);
    dsgW1.add(q1);
    dsgW1.commit();
    dsgW1.end();
    DatasetGraphTxn dsgW2 = sConn.begin(ReadWrite.WRITE);
    dsgW2.add(q2);
    dsgW2.commit();
    dsgW2.end();
    DatasetGraphTxn dsgW3 = sConn.begin(ReadWrite.WRITE);
    dsgW3.add(q3);
    dsgW3.commit();
    dsgW3.end();
    dsgR1.end();
    sConn.flush();
    DatasetGraphTDB dsg = sConn.getBaseDataset();
    assertTrue(dsg.contains(q1));
    assertTrue(dsg.contains(q2));
    assertTrue(dsg.contains(q3));
}

Example 19 with StoreConnection

use of org.apache.jena.tdb.StoreConnection in project jena by apache.

the class TestTDBInternal method basics_1.

@Test
public void basics_1() {
    DatasetGraph dsg = TDBFactory.createDatasetGraph();
    StoreConnection sConn = TDBInternal.getStoreConnection(dsg);
    Assert.assertNotNull(sConn);
}

Example 20 with StoreConnection

use of org.apache.jena.tdb.StoreConnection in project jena by apache.

the class AbstractTestTransSeq method trans_readBlock_08.

@Test
public void trans_readBlock_08() {
    // WRITE(start)-add-READ(start)-WRITE(commit)-READ sees old DSG.
    StoreConnection sConn = getStoreConnection();
    DatasetGraphTxn dsgW = sConn.begin(ReadWrite.WRITE);
    dsgW.add(q);
    DatasetGraphTxn dsgR1 = sConn.begin(ReadWrite.READ);
    assertFalse(dsgR1.contains(q));
    dsgW.commit();
    dsgW.end();
    DatasetGraphTxn dsgR2 = sConn.begin(ReadWrite.READ);
    // Before view
    assertFalse(dsgR1.contains(q));
    // After view
    assertTrue(dsgR2.contains(q));
    dsgR1.end();
    dsgR2.end();
    sConn.flush();
    DatasetGraph dsg = sConn.getBaseDataset();
    assertTrue(dsg.contains(q));
}