Example usage for org.apache.hadoop.conf Configuration setClass

Introduction

In this page you can find the example usage for org.apache.hadoop.conf Configuration setClass.

Prototype

public void setClass(String name, Class<?> theClass, Class<?> xface)

Source Link

Document

Set the value of the name property to the name of a theClass implementing the given interface xface.

Usage

From source file:com.cloudera.hadoop.hdfs.nfs.nfs4.TestWritableFileFileHandleStore.java

License:Apache License

@Test
public void testWrite() throws Exception {
    Configuration conf = new Configuration();
    conf.setClass(NFS_FILEHANDLE_STORE_CLASS, WritableFileFileHandleStore.class, FileHandleStore.class);
    File file = new File("/tmp/" + UUID.randomUUID().toString());
    file.delete();/*from  www.  j av a2  s .  com*/
    conf.set(NFS_FILEHANDLE_STORE_FILE, file.getAbsolutePath());
    WritableFileFileHandleStore store = (WritableFileFileHandleStore) FileHandleStore.get(conf);
    assertTrue(store.getAll().isEmpty());
    long inode = System.currentTimeMillis();
    byte[] fileHandle = String.valueOf(inode).getBytes();
    String name = String.valueOf(inode);
    FileHandleStoreEntry entry = new FileHandleStoreEntry(fileHandle, name, inode);
    store.storeFileHandle(entry);
    assertTrue(store.getAll().size() == 1);
    entry = store.getAll().get(0);
    assertTrue(entry.fileID == inode);
    assertTrue(Arrays.equals(fileHandle, entry.fileHandle));
    assertEquals(name, entry.path);
    store.close();

    store = (WritableFileFileHandleStore) FileHandleStore.get(conf);
    assertTrue(store.getAll().size() == 1);
    entry = store.getAll().get(0);
    assertTrue(entry.fileID == inode);
    assertTrue(Arrays.equals(fileHandle, entry.fileHandle));
    assertEquals(name, entry.path);
    store.close();
    file.delete();
}

From source file:com.cloudera.llama.am.api.TestLlamaAM.java

License:Apache License

@Test
public void testCreate() throws Exception {
    Configuration conf = new Configuration(false);
    conf.setClass(LlamaAM.RM_CONNECTOR_CLASS_KEY, MyRMConnector.class, RMConnector.class);
    testCreate(conf);//from   w  w  w .  j a  v  a  2 s  .  c o m
}

From source file:com.cloudera.llama.am.impl.TestExpansionReservationsLlamaAM.java

License:Apache License

@Test
public void testReleaseReservationWithExpansionMultipleClients() throws Exception {
    Configuration conf = new Configuration(false);
    conf.setClass(LlamaAM.RM_CONNECTOR_CLASS_KEY, RecordingMockRMConnector.class, RMConnector.class);
    conf.setBoolean(LlamaAM.NORMALIZING_ENABLED_KEY, false);
    conf.setBoolean(LlamaAM.CACHING_ENABLED_KEY, false);
    SingleQueueLlamaAM am = new SingleQueueLlamaAM(conf, "queue", Executors.newScheduledThreadPool(4));
    am.setCallback(new DummySingleQueueLlamaAMCallback());

    ExpansionReservationsLlamaAM eAm = new ExpansionReservationsLlamaAM(am);
    try {//from  w w w  .  jav  a  2  s.  c om
        eAm.start();
        Reservation r = TestUtils.createReservation(true);
        PlacedReservation pr = TestUtils.createPlacedReservation(r, PlacedReservation.Status.ALLOCATED);

        eAm.reserve(pr.getReservationId(), r);

        UUID resource1Id = pr.getPlacedResources().get(0).getResourceId();
        RMEvent change = RMEvent.createStatusChangeEvent(resource1Id, PlacedResource.Status.ALLOCATED);
        am.onEvent(Arrays.asList(change));

        Expansion e1 = TestUtils.createExpansion(pr);
        UUID eId1 = eAm.expand(e1);
        Assert.assertNotNull(eId1);

        Assert.assertEquals(new HashSet<UUID>(Arrays.asList(eId1)), eAm.getExpansions(pr.getReservationId()));

        Expansion e2 = TestUtils.createExpansion(pr);
        UUID eId2 = eAm.expand(e2);
        Assert.assertNotNull(eId2);

        Assert.assertEquals(new HashSet<UUID>(Arrays.asList(eId1, eId2)),
                eAm.getExpansions(pr.getReservationId()));

        eAm.releaseReservation(pr.getHandle(), pr.getReservationId(), false);
        Assert.assertNull(eAm.getExpansions(pr.getReservationId()));

    } finally {
        eAm.stop();
    }
}

From source file:com.cloudera.llama.am.impl.TestMultiQueueLlamaAM.java

License:Apache License

@Test
public void testMultiQueueDelegation() throws Exception {
    Configuration conf = new Configuration(false);
    conf.setClass(LlamaAM.RM_CONNECTOR_CLASS_KEY, MyRMConnector.class, RMConnector.class);
    multiQueueTestImpl(conf);/*from  w ww . j  av  a 2  s. c om*/
}

From source file:com.cloudera.llama.am.impl.TestMultiQueueLlamaAM.java

License:Apache License

@Test
public void testMultiQueueDelegationWithoutThrottling() throws Exception {
    Configuration conf = new Configuration(false);
    conf.setClass(LlamaAM.RM_CONNECTOR_CLASS_KEY, MyRMConnector.class, RMConnector.class);
    conf.setBoolean(LlamaAM.THROTTLING_ENABLED_KEY, false);
    multiQueueTestImpl(conf);/* www .j a va 2s  .  c om*/
}

From source file:com.cloudera.llama.am.impl.TestMultiQueueLlamaAM.java

License:Apache License

@Test(expected = LlamaException.class)
public void testReleaseReservationForClientException() throws Exception {
    Configuration conf = new Configuration(false);
    conf.setClass(LlamaAM.RM_CONNECTOR_CLASS_KEY, MyRMConnector.class, RMConnector.class);
    conf.setBoolean("fail.release", true);
    LlamaAM am = LlamaAM.create(conf);/*from w ww .j  a  v a 2  s  . c  o m*/
    try {
        am.start();
        UUID cId = UUID.randomUUID();
        am.reserve(TestUtils.createReservation(cId, "q", 1, true));
        am.releaseReservationsForHandle(cId, false);
    } finally {
        am.stop();
    }
}

From source file:com.cloudera.llama.am.impl.TestMultiQueueLlamaAM.java

License:Apache License

@Test(expected = LlamaException.class)
public void testReleaseReservationForClientDiffQueuesException() throws Exception {
    Configuration conf = new Configuration(false);
    conf.setClass(LlamaAM.RM_CONNECTOR_CLASS_KEY, MyRMConnector.class, RMConnector.class);
    conf.setBoolean("fail.release", true);
    LlamaAM am = LlamaAM.create(conf);//from   w ww  .j a  v a2 s .c  o m
    try {
        am.start();
        UUID cId = UUID.randomUUID();
        am.reserve(TestUtils.createReservation(cId, "q1", 1, true));
        am.reserve(TestUtils.createReservation(cId, "q2", 1, true));
        am.releaseReservationsForHandle(cId, false);
    } finally {
        am.stop();
    }
}

From source file:com.cloudera.llama.am.impl.TestMultiQueueLlamaAM.java

License:Apache License

@Test(expected = LlamaException.class)
public void testStartOfDelegatedLlamaAmFail() throws Exception {
    Configuration conf = new Configuration(false);
    conf.setClass(LlamaAM.RM_CONNECTOR_CLASS_KEY, MyRMConnector.class, RMConnector.class);
    conf.setBoolean("fail.start", true);
    conf.set(LlamaAM.CORE_QUEUES_KEY, "q");
    LlamaAM am = LlamaAM.create(conf);/*w  w  w  .  j a  va2  s.co  m*/
    am.start();
}

From source file:com.cloudera.llama.am.impl.TestMultiQueueLlamaAM.java

License:Apache License

@Test(expected = LlamaException.class)
public void testRegisterOfDelegatedLlamaAmFail() throws Exception {
    Configuration conf = new Configuration(false);
    conf.setClass(LlamaAM.RM_CONNECTOR_CLASS_KEY, MyRMConnector.class, RMConnector.class);
    conf.setBoolean("fail.register", true);
    conf.set(LlamaAM.CORE_QUEUES_KEY, "q");
    LlamaAM am = LlamaAM.create(conf);/* w  ww  . j a  v  a2  s .  c o m*/
    am.start();
}

From source file:com.cloudera.llama.am.impl.TestMultiQueueLlamaAM.java

License:Apache License

@Test
public void testGetReservationUnknown() throws Exception {
    Configuration conf = new Configuration(false);
    conf.setClass(LlamaAM.RM_CONNECTOR_CLASS_KEY, MyRMConnector.class, RMConnector.class);
    LlamaAM am = LlamaAM.create(conf);//from   www.  jav a  2s . co m
    am.start();
    Assert.assertNull(am.getReservation(UUID.randomUUID()));
}