Examples of org.apache.flume.Transaction.commit()

org.apache.flume.Transaction.commit()
Indicates that the transaction can be successfully committed. It is required that a transaction be in progress when this method is invoked.

        throw new NullPointerException("Event is null");
      }
      channelEvents.add(e);
    }
    try {
      txn.commit();
    } catch (Throwable t) {
      txn.rollback();
    } finally {
      txn.close();
    }

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          List<Event> eventsToPut = events.get(index);
          for (int j = 0; j < 10; j++) {
            channel.put(eventsToPut.get(j));
          }
          try {
            tx.commit();
          } finally {
            tx.close();
          }
          return null;
        }

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                  if (!retryAfterRollback) {
                    rolledBackCount.set(eventsLocalSize);
                    return null;
                  }
                } else {
                  tx.commit();
                  tx.close();
                  tx = null;
                  eventsPulled.addAll(eventsLocal);
                  counter.getAndAdd(eventsLocal.size());
                  eventsLocal.clear();

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    Assert.assertNotNull("Event must not be null", e);
    Assert.assertNotNull("Event headers must not be null", e.getHeaders());
    Assert.assertNotNull(e.getHeaders().get("fileHeaderKeyTest"));
    Assert.assertEquals(f1.getAbsolutePath(),
        e.getHeaders().get("fileHeaderKeyTest"));
    txn.commit();
    txn.close();
  }


  @Test
  public void testPutBasenameHeader() throws IOException,

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    Assert.assertNotNull("Event must not be null", e);
    Assert.assertNotNull("Event headers must not be null", e.getHeaders());
    Assert.assertNotNull(e.getHeaders().get("basenameHeaderKeyTest"));
    Assert.assertEquals(f1.getName(),
      e.getHeaders().get("basenameHeaderKeyTest"));
    txn.commit();
    txn.close();
  }


  @Test
  public void testLifecycle() throws IOException, InterruptedException {

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      txn.begin();
      try {
        Event event = channel.take();
        String content = new String(event.getBody(), Charsets.UTF_8);
        Assert.assertEquals("File " + i, content);
        txn.commit();
      } catch (Throwable t) {
        txn.rollback();
      } finally {
        txn.close();
      }

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      e = channel.take();
      if (e != null) {
        dataOut.add(new String(e.getBody(), "UTF-8"));
        i++;
      }
      tx.commit();
      tx.close();
    }
    Assert.assertTrue("Expected to hit ChannelException, but did not!",
      source.hitChannelException());
    Assert.assertEquals(8, dataOut.size());

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      // TODO: Add option to sync, depends on CDK-203
      writer.flush();


      // commit after data has been written and flushed
      transaction.commit();


      if (processedEvents == 0) {
        counter.incrementBatchEmptyCount();
        return Status.BACKOFF;
      } else if (processedEvents < batchSize) {

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    sickTransaction.begin();
    for (int i = 0; i < 10; i++) {
      channel.put(event);
    }
    sickTransaction.commit();
    sickTransaction.close();


    for (int i = 0; i < 5; i++) {
      Sink.Status status = sink.process();
      logger.debug("Calling Process " + i + " times:" + status);

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    Event sourceEvent = sourceChannel.take();
    Assert.assertNotNull(sourceEvent);
    Assert.assertEquals("Channel contained our event", "Hello avro",
        new String(sourceEvent.getBody()));
    sourceTransaction.commit();
    sourceTransaction.close();


    logger.debug("Round trip event:{}", sourceEvent);


    source.stop();

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