Examples with ValueFactory javax.jcr.ValueFactory used on opensource projects

Example 6 with ValueFactory

use of javax.jcr.ValueFactory in project jackrabbit by apache.

the class ItemSequenceTest method testSingletonPropertySequence.

public void testSingletonPropertySequence() throws RepositoryException {
    Comparator<String> order = Rank.<String>comparableComparator();
    TreeManager treeManager = new BTreeManager(testNode, 2, 4, order, true);
    PropertySequence properties = ItemSequence.createPropertySequence(treeManager, errorHandler);
    ValueFactory vFactory = testNode.getSession().getValueFactory();
    properties.addProperty("key", vFactory.createValue("key_"));
    assertTrue(properties.hasItem("key"));
    Iterator<Property> propertyIt = properties.iterator();
    assertTrue(propertyIt.hasNext());
    assertEquals("key", propertyIt.next().getName());
    assertFalse(propertyIt.hasNext());
    properties.removeProperty("key");
    assertEmpty(properties);
}

Example 7 with ValueFactory

use of javax.jcr.ValueFactory in project jackrabbit by apache.

the class GarbageCollectorTest method testConcurrentGC.

public void testConcurrentGC() throws Exception {
    Node root = testRootNode;
    Session session = root.getSession();
    final SynchronousChannel sync = new SynchronousChannel();
    final Node node = root.addNode("slowBlob");
    final int blobLength = 1000;
    final ValueFactory vf = session.getValueFactory();
    new Thread() {

        public void run() {
            try {
                node.setProperty("slowBlob", vf.createBinary(new InputStream() {

                    int pos;

                    public int read() throws IOException {
                        pos++;
                        if (pos < blobLength) {
                            return pos % 80 == 0 ? '\n' : '.';
                        } else if (pos == blobLength) {
                            try {
                                sync.put("x");
                                // deleted
                                sync.take();
                            } catch (InterruptedException e) {
                                e.printStackTrace();
                            }
                            return 'x';
                        }
                        return -1;
                    }
                }));
                node.getSession().save();
                sync.put("saved");
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }.start();
    assertEquals("x", sync.take());
    DataStoreGarbageCollector gc = ((SessionImpl) session).createDataStoreGarbageCollector();
    gc.setPersistenceManagerScan(false);
    gc.mark();
    gc.sweep();
    sync.put("deleted");
    assertEquals("saved", sync.take());
    InputStream in = node.getProperty("slowBlob").getBinary().getStream();
    for (int pos = 1; pos < blobLength; pos++) {
        int expected = pos % 80 == 0 ? '\n' : '.';
        assertEquals(expected, in.read());
    }
    assertEquals('x', in.read());
    in.close();
    gc.close();
}

Example 8 with ValueFactory

use of javax.jcr.ValueFactory in project jackrabbit by apache.

the class GCConcurrentTest method testGC.

public void testGC() throws Exception {
    Node root = testRootNode;
    Session session = root.getSession();
    GCThread gc = new GCThread(session);
    Thread gcThread = new Thread(gc, "Datastore Garbage Collector");
    int len = 10 * getTestScale();
    boolean started = false;
    for (int i = 0; i < len; i++) {
        if (!started && i > 5 + len / 100) {
            started = true;
            gcThread.start();
        }
        Node n = node(root, "test" + i);
        ValueFactory vf = session.getValueFactory();
        n.setProperty("data", vf.createBinary(randomInputStream(i)));
        session.save();
        LOG.debug("saved: " + i);
    }
    Thread.sleep(10);
    for (int i = 0; i < len; i++) {
        Node n = root.getNode("test" + i);
        Property p = n.getProperty("data");
        InputStream in = p.getBinary().getStream();
        InputStream expected = randomInputStream(i);
        checkStreams(expected, in);
        n.remove();
        LOG.debug("removed: " + i);
        session.save();
    }
    Thread.sleep(10);
    gc.setStop(true);
    Thread.sleep(10);
    gcThread.join();
    gc.throwException();
}

Example 9 with ValueFactory

use of javax.jcr.ValueFactory in project jackrabbit by apache.

the class CopyValueTest method doTestCopy.

private void doTestCopy(int length) throws Exception {
    Node root = superuser.getRootNode();
    if (root.hasNode("testCopy")) {
        root.getNode("testCopy").remove();
        superuser.save();
    }
    Node testRoot = root.addNode("testCopy");
    Node n = testRoot.addNode("a");
    superuser.save();
    byte[] data = new byte[length + 1];
    ValueFactory vf = superuser.getValueFactory();
    n.setProperty("data", vf.createBinary(new ByteArrayInputStream(data)));
    superuser.save();
    data = new byte[length];
    n.setProperty("data", vf.createBinary(new ByteArrayInputStream(data)));
    Property p = testRoot.getNode("a").getProperty("data");
    assertEquals(length, p.getLength());
    superuser.getWorkspace().copy("/testCopy/a", "/testCopy/b");
    assertEquals(length, p.getLength());
    p = testRoot.getNode("b").getProperty("data");
    assertEquals(length + 1, p.getLength());
    testRoot.remove();
    superuser.save();
}

Example 10 with ValueFactory

use of javax.jcr.ValueFactory in project jackrabbit by apache.

the class TestTwoGetStreams method testContentIdentity.

/**
     * Test the JackrabbitValue.getContentIdentity feature.
     */
public void testContentIdentity() throws Exception {
    Node root = superuser.getRootNode();
    ValueFactory vf = superuser.getValueFactory();
    long time = System.currentTimeMillis();
    root.setProperty("p1", vf.createBinary(new RandomInputStream(1, STREAM_LENGTH)));
    superuser.save();
    long saveOne = System.currentTimeMillis() - time;
    root.setProperty("p2", vf.createBinary(new RandomInputStream(1, STREAM_LENGTH)));
    superuser.save();
    Value v1 = root.getProperty("p1").getValue();
    Value v2 = root.getProperty("p2").getValue();
    if (v1 instanceof JackrabbitValue && v2 instanceof JackrabbitValue) {
        JackrabbitValue j1 = (JackrabbitValue) v1;
        JackrabbitValue j2 = (JackrabbitValue) v2;
        String id1 = j1.getContentIdentity();
        String id2 = j2.getContentIdentity();
        assertNotNull(id1);
        assertEquals(id1, id2);
    }
    // copying a value should not stream the content
    time = System.currentTimeMillis();
    for (int i = 0; i < 100; i++) {
        Value v = root.getProperty("p1").getValue();
        root.setProperty("p3", v);
    }
    superuser.save();
    time = System.currentTimeMillis() - time;
    // streaming 1 MB again and again takes about 4.3 seconds
    // on my computer; copying the data identifier takes about 16 ms
    // here we test if copying 100 objects took less than saving 50 new objects
    assertTrue("time: " + time, time < saveOne * 50);
}