Examples with Location org.apache.jena.tdb.base.file.Location used on opensource projects

Example 1 with Location

use of org.apache.jena.tdb.base.file.Location in project jena by apache.

the class TestTDBFactory method testTDBFresh23.

@Test
public void testTDBFresh23() {
    Location loc = Location.mem("FOO");
    boolean b = TDBFactory.inUseLocation(loc);
    TDBFactory.createDataset(loc);
    b = TDBFactory.inUseLocation(loc);
    assertTrue("Expected true for a named memory location", b);
}

Example 2 with Location

use of org.apache.jena.tdb.base.file.Location in project jena by apache.

the class TestTDBFactory method testTDBFresh22.

@Test
public void testTDBFresh22() {
    Location loc = Location.mem();
    boolean b = TDBFactory.inUseLocation(loc);
    TDBFactory.createDataset(loc);
    b = TDBFactory.inUseLocation(loc);
    assertFalse("Expected false for a unique memory location", b);
}

Example 3 with Location

use of org.apache.jena.tdb.base.file.Location in project jena by apache.

the class JournalControl method findJournal.

private static Journal findJournal(DatasetGraphTDB dsg) {
    Location loc = dsg.getLocation();
    String journalFilename = loc.absolute(Names.journalFile);
    File f = new File(journalFilename);
    if (f.exists() && f.isFile() && f.length() > 0)
        return Journal.create(loc);
    else
        return null;
}

Example 4 with Location

use of org.apache.jena.tdb.base.file.Location in project jena by apache.

the class DebugTDB method dumpNodeIndex.

//    public static RangeIndex makeRangeIndex(Location location, String indexName, 
//                                            int dftKeyLength, int dftValueLength,
//                                            int readCacheSize,int writeCacheSize)
public static void dumpNodeIndex(String dir) {
    Location location = Location.create(dir);
    Index nodeToId = SetupTDB.makeIndex(location, Names.indexNode2Id, SystemTDB.BlockSize, SystemTDB.LenNodeHash, SystemTDB.SizeOfNodeId, -1, -1);
    for (Record aNodeToId : nodeToId) {
        System.out.println(aNodeToId);
    }
}

Example 5 with Location

use of org.apache.jena.tdb.base.file.Location in project jena by apache.

the class TestLocationLock method location_lock_dir_02.

@Test
public void location_lock_dir_02() throws IOException {
    Assume.assumeTrue(negativePidsTreatedAsAlive);
    Location dir = Location.create(tempDir.getRoot().getAbsolutePath());
    LocationLock lock = dir.getLock();
    Assert.assertTrue(lock.canLock());
    Assert.assertFalse(lock.isLocked());
    Assert.assertFalse(lock.isOwned());
    Assert.assertTrue(lock.canObtain());
    // Write a fake PID to the lock file
    try (BufferedWriter writer = new BufferedWriter(new FileWriter(dir.getPath("tdb.lock")))) {
        // Fake PID that would never be valid
        writer.write(Integer.toString(-1234));
    }
    Assert.assertTrue(lock.isLocked());
    Assert.assertFalse(lock.isOwned());
    Assert.assertFalse(lock.canObtain());
}