Examples with LongPointable org.apache.hyracks.data.std.primitive.LongPointable used on opensource projects

Example 1 with LongPointable

use of org.apache.hyracks.data.std.primitive.LongPointable in project asterixdb by apache.

the class LogMarkerTest method testInsertWithSnapshot.

@Test
public void testInsertWithSnapshot() {
    try {
        TestNodeController nc = new TestNodeController(null, false);
        nc.init();
        StorageComponentProvider storageManager = new StorageComponentProvider();
        List<List<String>> partitioningKeys = new ArrayList<>();
        partitioningKeys.add(Collections.singletonList("key"));
        Dataset dataset = new Dataset(DATAVERSE_NAME, DATASET_NAME, DATAVERSE_NAME, DATA_TYPE_NAME, NODE_GROUP_NAME, null, null, new InternalDatasetDetails(null, PartitioningStrategy.HASH, partitioningKeys, null, null, null, false, null, false), null, DatasetType.INTERNAL, DATASET_ID, 0);
        try {
            nc.createPrimaryIndex(dataset, KEY_TYPES, RECORD_TYPE, META_TYPE, new NoMergePolicyFactory(), null, null, storageManager, KEY_INDEXES, KEY_INDICATORS_LIST);
            IHyracksTaskContext ctx = nc.createTestContext(true);
            nc.newJobId();
            ITransactionContext txnCtx = nc.getTransactionManager().getTransactionContext(nc.getTxnJobId(), true);
            LSMInsertDeleteOperatorNodePushable insertOp = nc.getInsertPipeline(ctx, dataset, KEY_TYPES, RECORD_TYPE, META_TYPE, new NoMergePolicyFactory(), null, null, KEY_INDEXES, KEY_INDICATORS_LIST, storageManager).getLeft();
            insertOp.open();
            TupleGenerator tupleGenerator = new TupleGenerator(RECORD_TYPE, META_TYPE, KEY_INDEXES, KEY_INDICATORS, RECORD_GEN_FUNCTION, UNIQUE_RECORD_FIELDS, META_GEN_FUNCTION, UNIQUE_META_FIELDS);
            VSizeFrame frame = new VSizeFrame(ctx);
            VSizeFrame marker = new VSizeFrame(ctx);
            FrameTupleAppender tupleAppender = new FrameTupleAppender(frame);
            long markerId = 0L;
            for (int j = 0; j < NUM_OF_RECORDS; j++) {
                if (j % SNAPSHOT_SIZE == 0) {
                    marker.reset();
                    marker.getBuffer().put(MessagingFrameTupleAppender.MARKER_MESSAGE);
                    marker.getBuffer().putLong(markerId);
                    marker.getBuffer().flip();
                    markerId++;
                    TaskUtil.putInSharedMap(HyracksConstants.KEY_MESSAGE, marker, ctx);
                    tupleAppender.flush(insertOp);
                }
                ITupleReference tuple = tupleGenerator.next();
                DataflowUtils.addTupleToFrame(tupleAppender, tuple, insertOp);
            }
            if (tupleAppender.getTupleCount() > 0) {
                tupleAppender.write(insertOp, true);
            }
            insertOp.close();
            nc.getTransactionManager().completedTransaction(txnCtx, DatasetId.NULL, -1, true);
            IIndexDataflowHelper dataflowHelper = nc.getPrimaryIndexDataflowHelper(dataset, KEY_TYPES, RECORD_TYPE, META_TYPE, new NoMergePolicyFactory(), null, null, storageManager, KEY_INDEXES, KEY_INDICATORS_LIST);
            dataflowHelper.open();
            LSMBTree btree = (LSMBTree) dataflowHelper.getIndexInstance();
            LongPointable longPointable = LongPointable.FACTORY.createPointable();
            ComponentMetadataUtil.get(btree, ComponentMetadataUtil.MARKER_LSN_KEY, longPointable);
            long lsn = longPointable.getLong();
            int numOfMarkers = 0;
            LogReader logReader = (LogReader) nc.getTransactionSubsystem().getLogManager().getLogReader(false);
            long expectedMarkerId = markerId - 1;
            while (lsn >= 0) {
                numOfMarkers++;
                ILogRecord logRecord = logReader.read(lsn);
                lsn = logRecord.getPreviousMarkerLSN();
                long logMarkerId = logRecord.getMarker().getLong();
                Assert.assertEquals(expectedMarkerId, logMarkerId);
                expectedMarkerId--;
            }
            logReader.close();
            dataflowHelper.close();
            Assert.assertEquals(markerId, numOfMarkers);
            nc.newJobId();
            TestTupleCounterFrameWriter countOp = create(nc.getSearchOutputDesc(KEY_TYPES, RECORD_TYPE, META_TYPE), Collections.emptyList(), Collections.emptyList(), false);
            IPushRuntime emptyTupleOp = nc.getFullScanPipeline(countOp, ctx, dataset, KEY_TYPES, RECORD_TYPE, META_TYPE, new NoMergePolicyFactory(), null, null, KEY_INDEXES, KEY_INDICATORS_LIST, storageManager);
            emptyTupleOp.open();
            emptyTupleOp.close();
            Assert.assertEquals(NUM_OF_RECORDS, countOp.getCount());
        } finally {
            nc.deInit();
        }
    } catch (Throwable e) {
        e.printStackTrace();
        Assert.fail(e.getMessage());
    }
}

Example 2 with LongPointable

use of org.apache.hyracks.data.std.primitive.LongPointable in project asterixdb by apache.

the class AbstractLSMIOOperationCallback method getTreeIndexLSN.

public static long getTreeIndexLSN(DiskComponentMetadata md) throws HyracksDataException {
    LongPointable pointable = new LongPointable();
    IMetadataPageManager metadataPageManager = md.getMetadataPageManager();
    metadataPageManager.get(metadataPageManager.createMetadataFrame(), LSN_KEY, pointable);
    return pointable.getLength() == 0 ? INVALID : pointable.longValue();
}

Example 3 with LongPointable

use of org.apache.hyracks.data.std.primitive.LongPointable in project asterixdb by apache.

the class AbstractLSMIOOperationCallback method afterOperation.

@Override
public final void afterOperation(LSMOperationType opType, List<ILSMComponent> oldComponents, ILSMDiskComponent newComponent) throws HyracksDataException {
    //TODO: Copying Filters and all content of the metadata pages for flush operation should be done here
    if (newComponent != null) {
        putLSNIntoMetadata(newComponent, oldComponents);
        putComponentIdIntoMetadata(newComponent, oldComponents);
        if (opType == LSMOperationType.MERGE) {
            LongPointable markerLsn = LongPointable.FACTORY.createPointable(ComponentMetadataUtil.getLong(oldComponents.get(0).getMetadata(), ComponentMetadataUtil.MARKER_LSN_KEY, ComponentMetadataUtil.NOT_FOUND));
            newComponent.getMetadata().put(ComponentMetadataUtil.MARKER_LSN_KEY, markerLsn);
        }
    }
}

Example 4 with LongPointable

use of org.apache.hyracks.data.std.primitive.LongPointable in project asterixdb by apache.

the class LIFOMetadataFrameTest method test.

@Test
public void test() throws HyracksDataException {
    LIFOMetaDataFrame frame = new LIFOMetaDataFrame();
    VirtualPage page = new VirtualPage(ByteBuffer.allocate(512), 512);
    MutableArrayValueReference testKey = new MutableArrayValueReference("TestLSNKey".getBytes());
    frame.setPage(page);
    frame.init();
    LongPointable longPointable = (LongPointable) LongPointable.FACTORY.createPointable();
    frame.get(testKey, longPointable);
    Assert.assertNull(longPointable.getByteArray());
    byte[] longBytes = new byte[Long.BYTES];
    MutableArrayValueReference value = new MutableArrayValueReference(longBytes);
    int space = frame.getSpace() - (value.getLength() + Integer.BYTES * 2 + testKey.getLength());
    for (long l = 1L; l < 52L; l++) {
        LongPointable.setLong(longBytes, 0, l);
        frame.put(testKey, value);
        Assert.assertEquals(space, frame.getSpace());
        frame.get(testKey, longPointable);
        Assert.assertEquals(l, longPointable.longValue());
    }
    Assert.assertEquals(frame.getFreePage(), -1);
    // add 10 pages and monitor space
    for (int i = 0; i < 10; i++) {
        frame.addFreePage(i);
        space -= Integer.BYTES;
        Assert.assertEquals(space, frame.getSpace());
    }
    for (int i = 9; i >= 0; i--) {
        int freePage = frame.getFreePage();
        Assert.assertEquals(freePage, i);
        space += Integer.BYTES;
        Assert.assertEquals(space, frame.getSpace());
    }
    Assert.assertTrue(frame.getFreePage() < 0);
}