Examples with IIndexAccessor org.apache.hyracks.storage.common.IIndexAccessor used on opensource projects

Example 6 with IIndexAccessor

use of org.apache.hyracks.storage.common.IIndexAccessor in project asterixdb by apache.

the class AbstractRTreeExamplesTest method deleteExample.

/**
     * Deletion Example. Create an RTree index of two dimensions, where they
     * keys are of type integer, and the payload is one integer value. Fill
     * index with random values using insertions, then delete entries
     * one-by-one. Repeat procedure a few times on same RTree.
     */
@Test
public void deleteExample() throws Exception {
    if (LOGGER.isLoggable(Level.INFO)) {
        LOGGER.info("Deletion Example");
    }
    // Declare fields.
    int fieldCount = 5;
    ITypeTraits[] typeTraits = new ITypeTraits[fieldCount];
    typeTraits[0] = IntegerPointable.TYPE_TRAITS;
    typeTraits[1] = IntegerPointable.TYPE_TRAITS;
    typeTraits[2] = IntegerPointable.TYPE_TRAITS;
    typeTraits[3] = IntegerPointable.TYPE_TRAITS;
    typeTraits[4] = IntegerPointable.TYPE_TRAITS;
    // Declare RTree keys.
    int rtreeKeyFieldCount = 4;
    IBinaryComparatorFactory[] rtreeCmpFactories = new IBinaryComparatorFactory[rtreeKeyFieldCount];
    rtreeCmpFactories[0] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    rtreeCmpFactories[1] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    rtreeCmpFactories[2] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    rtreeCmpFactories[3] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    // Declare BTree keys, this will only be used for LSMRTree
    int btreeKeyFieldCount;
    IBinaryComparatorFactory[] btreeCmpFactories;
    int[] btreeFields = null;
    if (rTreeType == RTreeType.LSMRTREE) {
        //Parameters look different for LSM RTREE from LSM RTREE WITH ANTI MATTER TUPLES
        btreeKeyFieldCount = 1;
        btreeCmpFactories = new IBinaryComparatorFactory[btreeKeyFieldCount];
        btreeCmpFactories[0] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
        btreeFields = new int[btreeKeyFieldCount];
        for (int i = 0; i < btreeKeyFieldCount; i++) {
            btreeFields[i] = rtreeKeyFieldCount + i;
        }
    } else {
        btreeKeyFieldCount = 5;
        btreeCmpFactories = new IBinaryComparatorFactory[btreeKeyFieldCount];
        btreeCmpFactories[0] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
        btreeCmpFactories[1] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
        btreeCmpFactories[2] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
        btreeCmpFactories[3] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
        btreeCmpFactories[4] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    }
    // create value providers
    IPrimitiveValueProviderFactory[] valueProviderFactories = RTreeUtils.createPrimitiveValueProviderFactories(rtreeCmpFactories.length, IntegerPointable.FACTORY);
    ITreeIndex treeIndex = createTreeIndex(typeTraits, rtreeCmpFactories, btreeCmpFactories, valueProviderFactories, RTreePolicyType.RTREE, null, btreeFields, null, null, null);
    treeIndex.create();
    treeIndex.activate();
    ArrayTupleBuilder tb = new ArrayTupleBuilder(fieldCount);
    ArrayTupleReference tuple = new ArrayTupleReference();
    IIndexAccessor indexAccessor = treeIndex.createAccessor(NoOpOperationCallback.INSTANCE, NoOpOperationCallback.INSTANCE);
    int runs = 3;
    for (int run = 0; run < runs; run++) {
        if (LOGGER.isLoggable(Level.INFO)) {
            LOGGER.info("Deletion example run: " + (run + 1) + "/" + runs);
            LOGGER.info("Inserting into tree...");
        }
        int numInserts = 10000;
        int[] p1xs = new int[numInserts];
        int[] p1ys = new int[numInserts];
        int[] p2xs = new int[numInserts];
        int[] p2ys = new int[numInserts];
        int[] pks = new int[numInserts];
        int insDone = 0;
        int[] insDoneCmp = new int[numInserts];
        for (int i = 0; i < numInserts; i++) {
            int p1x = rnd.nextInt();
            int p1y = rnd.nextInt();
            int p2x = rnd.nextInt();
            int p2y = rnd.nextInt();
            int pk = 5;
            p1xs[i] = Math.min(p1x, p2x);
            p1ys[i] = Math.min(p1y, p2y);
            p2xs[i] = Math.max(p1x, p2x);
            p2ys[i] = Math.max(p1y, p2y);
            pks[i] = pk;
            TupleUtils.createIntegerTuple(tb, tuple, Math.min(p1x, p2x), Math.min(p1y, p2y), Math.max(p1x, p2x), Math.max(p1y, p2y), pk);
            try {
                indexAccessor.insert(tuple);
            } catch (HyracksDataException e) {
                if (e.getErrorCode() != ErrorCode.DUPLICATE_KEY) {
                    throw e;
                }
            }
            insDoneCmp[i] = insDone;
        }
        if (LOGGER.isLoggable(Level.INFO)) {
            LOGGER.info("Deleting from tree...");
        }
        int delDone = 0;
        for (int i = 0; i < numInserts; i++) {
            TupleUtils.createIntegerTuple(tb, tuple, p1xs[i], p1ys[i], p2xs[i], p2ys[i], pks[i]);
            try {
                indexAccessor.delete(tuple);
                delDone++;
            } catch (HyracksDataException e) {
                if (e.getErrorCode() != ErrorCode.UPDATE_OR_DELETE_NON_EXISTENT_KEY) {
                    throw e;
                }
            }
            if (insDoneCmp[i] != delDone) {
                if (LOGGER.isLoggable(Level.INFO)) {
                    LOGGER.info("INCONSISTENT STATE, ERROR IN DELETION EXAMPLE.");
                    LOGGER.info("INSDONECMP: " + insDoneCmp[i] + " " + delDone);
                }
                break;
            }
        }
        if (insDone != delDone) {
            if (LOGGER.isLoggable(Level.INFO)) {
                LOGGER.info("ERROR! INSDONE: " + insDone + " DELDONE: " + delDone);
            }
            break;
        }
    }
    treeIndex.deactivate();
    treeIndex.destroy();
}

Example 7 with IIndexAccessor

use of org.apache.hyracks.storage.common.IIndexAccessor in project asterixdb by apache.

the class AbstractRTreeExamplesTest method rStarTreePageSplitTestExample.

/**
     * This test the r*tree page split. Originally this test didn't pass since
     * the r*tree assumes always that there will be enough space for the new
     * tuple after split. Now it passes since if there is not space in the
     * designated page, then we will just insert it in the other split page.
     */
@Test
public void rStarTreePageSplitTestExample() throws Exception {
    if (LOGGER.isLoggable(Level.INFO)) {
        LOGGER.info("R*Tree page split test.");
    }
    // Declare fields.
    int fieldCount = 5;
    ITypeTraits[] typeTraits = new ITypeTraits[fieldCount];
    typeTraits[0] = IntegerPointable.TYPE_TRAITS;
    typeTraits[1] = IntegerPointable.TYPE_TRAITS;
    typeTraits[2] = IntegerPointable.TYPE_TRAITS;
    typeTraits[3] = IntegerPointable.TYPE_TRAITS;
    typeTraits[4] = UTF8StringPointable.TYPE_TRAITS;
    // Declare field serdes.
    ISerializerDeserializer[] fieldSerdes = { IntegerSerializerDeserializer.INSTANCE, IntegerSerializerDeserializer.INSTANCE, IntegerSerializerDeserializer.INSTANCE, IntegerSerializerDeserializer.INSTANCE, new UTF8StringSerializerDeserializer() };
    // Declare RTree keys.
    int rtreeKeyFieldCount = 4;
    IBinaryComparatorFactory[] rtreeCmpFactories = new IBinaryComparatorFactory[rtreeKeyFieldCount];
    rtreeCmpFactories[0] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    rtreeCmpFactories[1] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    rtreeCmpFactories[2] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    rtreeCmpFactories[3] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    // Declare BTree keys, this will only be used for LSMRTree
    int btreeKeyFieldCount;
    IBinaryComparatorFactory[] btreeCmpFactories;
    int[] btreeFields = null;
    if (rTreeType == RTreeType.LSMRTREE) {
        //Parameters look different for LSM RTREE from LSM RTREE WITH ANTI MATTER TUPLES
        btreeKeyFieldCount = 1;
        btreeCmpFactories = new IBinaryComparatorFactory[btreeKeyFieldCount];
        btreeCmpFactories[0] = PointableBinaryComparatorFactory.of(UTF8StringPointable.FACTORY);
        btreeFields = new int[btreeKeyFieldCount];
        for (int i = 0; i < btreeKeyFieldCount; i++) {
            btreeFields[i] = rtreeKeyFieldCount + i;
        }
    } else {
        btreeKeyFieldCount = 5;
        btreeCmpFactories = new IBinaryComparatorFactory[btreeKeyFieldCount];
        btreeCmpFactories[0] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
        btreeCmpFactories[1] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
        btreeCmpFactories[2] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
        btreeCmpFactories[3] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
        btreeCmpFactories[4] = PointableBinaryComparatorFactory.of(UTF8StringPointable.FACTORY);
    }
    // create value providers
    IPrimitiveValueProviderFactory[] valueProviderFactories = RTreeUtils.createPrimitiveValueProviderFactories(rtreeCmpFactories.length, IntegerPointable.FACTORY);
    ITreeIndex treeIndex = createTreeIndex(typeTraits, rtreeCmpFactories, btreeCmpFactories, valueProviderFactories, RTreePolicyType.RSTARTREE, null, btreeFields, null, null, null);
    treeIndex.create();
    treeIndex.activate();
    ArrayTupleBuilder tb = new ArrayTupleBuilder(fieldCount);
    ArrayTupleReference tuple = new ArrayTupleReference();
    IIndexAccessor indexAccessor = treeIndex.createAccessor(TestOperationCallback.INSTANCE, TestOperationCallback.INSTANCE);
    int p1x = rnd.nextInt();
    int p1y = rnd.nextInt();
    int p2x = rnd.nextInt();
    int p2y = rnd.nextInt();
    String data = "";
    for (int i = 0; i < 210; i++) {
        data += "X";
    }
    TupleUtils.createTuple(tb, tuple, fieldSerdes, Math.min(p1x, p2x), Math.min(p1y, p2y), Math.max(p1x, p2x), Math.max(p1y, p2y), data);
    indexAccessor.insert(tuple);
    p1x = rnd.nextInt();
    p1y = rnd.nextInt();
    p2x = rnd.nextInt();
    p2y = rnd.nextInt();
    data = "";
    for (int i = 0; i < 210; i++) {
        data += "X";
    }
    TupleUtils.createTuple(tb, tuple, fieldSerdes, Math.min(p1x, p2x), Math.min(p1y, p2y), Math.max(p1x, p2x), Math.max(p1y, p2y), data);
    indexAccessor.insert(tuple);
    p1x = rnd.nextInt();
    p1y = rnd.nextInt();
    p2x = rnd.nextInt();
    p2y = rnd.nextInt();
    data = "XXX";
    TupleUtils.createTuple(tb, tuple, fieldSerdes, Math.min(p1x, p2x), Math.min(p1y, p2y), Math.max(p1x, p2x), Math.max(p1y, p2y), data);
    indexAccessor.insert(tuple);
    p1x = rnd.nextInt();
    p1y = rnd.nextInt();
    p2x = rnd.nextInt();
    p2y = rnd.nextInt();
    data = "XXX";
    TupleUtils.createTuple(tb, tuple, fieldSerdes, Math.min(p1x, p2x), Math.min(p1y, p2y), Math.max(p1x, p2x), Math.max(p1y, p2y), data);
    indexAccessor.insert(tuple);
    p1x = rnd.nextInt();
    p1y = rnd.nextInt();
    p2x = rnd.nextInt();
    p2y = rnd.nextInt();
    data = "";
    for (int i = 0; i < 210; i++) {
        data += "X";
    }
    TupleUtils.createTuple(tb, tuple, fieldSerdes, Math.min(p1x, p2x), Math.min(p1y, p2y), Math.max(p1x, p2x), Math.max(p1y, p2y), data);
    indexAccessor.insert(tuple);
    p1x = rnd.nextInt();
    p1y = rnd.nextInt();
    p2x = rnd.nextInt();
    p2y = rnd.nextInt();
    data = "";
    for (int i = 0; i < 210; i++) {
        data += "X";
    }
    TupleUtils.createTuple(tb, tuple, fieldSerdes, Math.min(p1x, p2x), Math.min(p1y, p2y), Math.max(p1x, p2x), Math.max(p1y, p2y), data);
    indexAccessor.insert(tuple);
    treeIndex.deactivate();
    treeIndex.destroy();
}

Example 8 with IIndexAccessor

use of org.apache.hyracks.storage.common.IIndexAccessor in project asterixdb by apache.

the class AbstractRTreeExamplesTest method threeDimensionsExample.

/**
     * Two Dimensions Example. Create an RTree index of three dimensions, where
     * they keys are of type double, and the payload is one double value. Fill
     * index with random values using insertions (not bulk load). Perform scans
     * and range search.
     */
@Test
public void threeDimensionsExample() throws Exception {
    if (LOGGER.isLoggable(Level.INFO)) {
        LOGGER.info("Fixed-Length Key,Value Example.");
    }
    // Declare fields.
    int fieldCount = 7;
    ITypeTraits[] typeTraits = new ITypeTraits[fieldCount];
    typeTraits[0] = DoublePointable.TYPE_TRAITS;
    typeTraits[1] = DoublePointable.TYPE_TRAITS;
    typeTraits[2] = DoublePointable.TYPE_TRAITS;
    typeTraits[3] = DoublePointable.TYPE_TRAITS;
    typeTraits[4] = DoublePointable.TYPE_TRAITS;
    typeTraits[5] = DoublePointable.TYPE_TRAITS;
    typeTraits[6] = DoublePointable.TYPE_TRAITS;
    // Declare field serdes.
    ISerializerDeserializer[] fieldSerdes = { DoubleSerializerDeserializer.INSTANCE, DoubleSerializerDeserializer.INSTANCE, DoubleSerializerDeserializer.INSTANCE, DoubleSerializerDeserializer.INSTANCE, DoubleSerializerDeserializer.INSTANCE, DoubleSerializerDeserializer.INSTANCE, DoubleSerializerDeserializer.INSTANCE };
    // Declare RTree keys.
    int rtreeKeyFieldCount = 6;
    IBinaryComparatorFactory[] rtreeCmpFactories = new IBinaryComparatorFactory[rtreeKeyFieldCount];
    rtreeCmpFactories[0] = PointableBinaryComparatorFactory.of(DoublePointable.FACTORY);
    rtreeCmpFactories[1] = PointableBinaryComparatorFactory.of(DoublePointable.FACTORY);
    rtreeCmpFactories[2] = PointableBinaryComparatorFactory.of(DoublePointable.FACTORY);
    rtreeCmpFactories[3] = PointableBinaryComparatorFactory.of(DoublePointable.FACTORY);
    rtreeCmpFactories[4] = PointableBinaryComparatorFactory.of(DoublePointable.FACTORY);
    rtreeCmpFactories[5] = PointableBinaryComparatorFactory.of(DoublePointable.FACTORY);
    // Declare BTree keys, this will only be used for LSMRTree
    int btreeKeyFieldCount;
    IBinaryComparatorFactory[] btreeCmpFactories;
    int[] btreeFields = null;
    if (rTreeType == RTreeType.LSMRTREE) {
        //Parameters look different for LSM RTREE from LSM RTREE WITH ANTI MATTER TUPLES
        btreeKeyFieldCount = 1;
        btreeCmpFactories = new IBinaryComparatorFactory[btreeKeyFieldCount];
        btreeCmpFactories[0] = PointableBinaryComparatorFactory.of(DoublePointable.FACTORY);
        btreeFields = new int[btreeKeyFieldCount];
        for (int i = 0; i < btreeKeyFieldCount; i++) {
            btreeFields[i] = rtreeKeyFieldCount + i;
        }
    } else {
        btreeKeyFieldCount = 7;
        btreeCmpFactories = new IBinaryComparatorFactory[btreeKeyFieldCount];
        btreeCmpFactories[0] = PointableBinaryComparatorFactory.of(DoublePointable.FACTORY);
        btreeCmpFactories[1] = PointableBinaryComparatorFactory.of(DoublePointable.FACTORY);
        btreeCmpFactories[2] = PointableBinaryComparatorFactory.of(DoublePointable.FACTORY);
        btreeCmpFactories[3] = PointableBinaryComparatorFactory.of(DoublePointable.FACTORY);
        btreeCmpFactories[4] = PointableBinaryComparatorFactory.of(DoublePointable.FACTORY);
        btreeCmpFactories[5] = PointableBinaryComparatorFactory.of(DoublePointable.FACTORY);
        btreeCmpFactories[6] = PointableBinaryComparatorFactory.of(DoublePointable.FACTORY);
    }
    // create value providers
    IPrimitiveValueProviderFactory[] valueProviderFactories = RTreeUtils.createPrimitiveValueProviderFactories(rtreeCmpFactories.length, DoublePointable.FACTORY);
    //4
    ITreeIndex treeIndex = createTreeIndex(typeTraits, rtreeCmpFactories, btreeCmpFactories, valueProviderFactories, RTreePolicyType.RTREE, null, btreeFields, null, null, null);
    treeIndex.create();
    treeIndex.activate();
    long start = System.currentTimeMillis();
    if (LOGGER.isLoggable(Level.INFO)) {
        LOGGER.info("Inserting into tree...");
    }
    ArrayTupleBuilder tb = new ArrayTupleBuilder(fieldCount);
    ArrayTupleReference tuple = new ArrayTupleReference();
    IIndexAccessor indexAccessor = treeIndex.createAccessor(NoOpOperationCallback.INSTANCE, NoOpOperationCallback.INSTANCE);
    int numInserts = 10000;
    for (int i = 0; i < numInserts; i++) {
        double p1x = rnd.nextDouble();
        double p1y = rnd.nextDouble();
        double p1z = rnd.nextDouble();
        double p2x = rnd.nextDouble();
        double p2y = rnd.nextDouble();
        double p2z = rnd.nextDouble();
        double pk = 5.0;
        TupleUtils.createDoubleTuple(tb, tuple, Math.min(p1x, p2x), Math.min(p1y, p2y), Math.min(p1z, p2z), Math.max(p1x, p2x), Math.max(p1y, p2y), Math.max(p1z, p2z), pk);
        try {
            indexAccessor.insert(tuple);
        } catch (HyracksDataException e) {
            if (e.getErrorCode() != ErrorCode.DUPLICATE_KEY) {
                throw e;
            }
        }
    }
    long end = System.currentTimeMillis();
    if (LOGGER.isLoggable(Level.INFO)) {
        LOGGER.info(numInserts + " inserts in " + (end - start) + "ms");
    }
    scan(indexAccessor, fieldSerdes);
    diskOrderScan(indexAccessor, fieldSerdes);
    // Build key.
    ArrayTupleBuilder keyTb = new ArrayTupleBuilder(rtreeKeyFieldCount);
    ArrayTupleReference key = new ArrayTupleReference();
    TupleUtils.createDoubleTuple(keyTb, key, -1000.0, -1000.0, -1000.0, 1000.0, 1000.0, 1000.0);
    rangeSearch(rtreeCmpFactories, indexAccessor, fieldSerdes, key, null, null);
    treeIndex.deactivate();
    treeIndex.destroy();
}

Example 9 with IIndexAccessor

use of org.apache.hyracks.storage.common.IIndexAccessor in project asterixdb by apache.

the class AbstractRTreeExamplesTest method rTreePageSplitTestExample.

/**
     * This test the rtree page split. Originally this test didn't pass since
     * the rtree assumes always that there will be enough space for the new
     * tuple after split. Now it passes since if there is not space in the
     * designated page, then we will just insert it in the other split page.
     */
@Test
public void rTreePageSplitTestExample() throws Exception {
    if (LOGGER.isLoggable(Level.INFO)) {
        LOGGER.info("RTree page split test.");
    }
    // Declare fields.
    int fieldCount = 5;
    ITypeTraits[] typeTraits = new ITypeTraits[fieldCount];
    typeTraits[0] = IntegerPointable.TYPE_TRAITS;
    typeTraits[1] = IntegerPointable.TYPE_TRAITS;
    typeTraits[2] = IntegerPointable.TYPE_TRAITS;
    typeTraits[3] = IntegerPointable.TYPE_TRAITS;
    typeTraits[4] = UTF8StringPointable.TYPE_TRAITS;
    // Declare field serdes.
    ISerializerDeserializer[] fieldSerdes = { IntegerSerializerDeserializer.INSTANCE, IntegerSerializerDeserializer.INSTANCE, IntegerSerializerDeserializer.INSTANCE, IntegerSerializerDeserializer.INSTANCE, new UTF8StringSerializerDeserializer() };
    // Declare RTree keys.
    int rtreeKeyFieldCount = 4;
    IBinaryComparatorFactory[] rtreeCmpFactories = new IBinaryComparatorFactory[rtreeKeyFieldCount];
    rtreeCmpFactories[0] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    rtreeCmpFactories[1] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    rtreeCmpFactories[2] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    rtreeCmpFactories[3] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
    // Declare BTree keys, this will only be used for LSMRTree
    int btreeKeyFieldCount;
    IBinaryComparatorFactory[] btreeCmpFactories;
    int[] btreeFields = null;
    if (rTreeType == RTreeType.LSMRTREE) {
        //Parameters look different for LSM RTREE from LSM RTREE WITH ANTI MATTER TUPLES
        btreeKeyFieldCount = 1;
        btreeCmpFactories = new IBinaryComparatorFactory[btreeKeyFieldCount];
        btreeCmpFactories[0] = PointableBinaryComparatorFactory.of(UTF8StringPointable.FACTORY);
        btreeFields = new int[btreeKeyFieldCount];
        for (int i = 0; i < btreeKeyFieldCount; i++) {
            btreeFields[i] = rtreeKeyFieldCount + i;
        }
    } else {
        btreeKeyFieldCount = 5;
        btreeCmpFactories = new IBinaryComparatorFactory[btreeKeyFieldCount];
        btreeCmpFactories[0] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
        btreeCmpFactories[1] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
        btreeCmpFactories[2] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
        btreeCmpFactories[3] = PointableBinaryComparatorFactory.of(IntegerPointable.FACTORY);
        btreeCmpFactories[4] = PointableBinaryComparatorFactory.of(UTF8StringPointable.FACTORY);
    }
    // create value providers
    IPrimitiveValueProviderFactory[] valueProviderFactories = RTreeUtils.createPrimitiveValueProviderFactories(rtreeCmpFactories.length, IntegerPointable.FACTORY);
    //2
    ITreeIndex treeIndex = createTreeIndex(typeTraits, rtreeCmpFactories, btreeCmpFactories, valueProviderFactories, RTreePolicyType.RTREE, null, btreeFields, null, null, null);
    treeIndex.create();
    treeIndex.activate();
    ArrayTupleBuilder tb = new ArrayTupleBuilder(fieldCount);
    ArrayTupleReference tuple = new ArrayTupleReference();
    IIndexAccessor indexAccessor = treeIndex.createAccessor(TestOperationCallback.INSTANCE, TestOperationCallback.INSTANCE);
    int p1x = rnd.nextInt();
    int p1y = rnd.nextInt();
    int p2x = rnd.nextInt();
    int p2y = rnd.nextInt();
    String data = "";
    for (int i = 0; i < 210; i++) {
        data += "X";
    }
    TupleUtils.createTuple(tb, tuple, fieldSerdes, Math.min(p1x, p2x), Math.min(p1y, p2y), Math.max(p1x, p2x), Math.max(p1y, p2y), data);
    indexAccessor.insert(tuple);
    p1x = rnd.nextInt();
    p1y = rnd.nextInt();
    p2x = rnd.nextInt();
    p2y = rnd.nextInt();
    data = "XXX";
    TupleUtils.createTuple(tb, tuple, fieldSerdes, Math.min(p1x, p2x), Math.min(p1y, p2y), Math.max(p1x, p2x), Math.max(p1y, p2y), data);
    indexAccessor.insert(tuple);
    p1x = rnd.nextInt();
    p1y = rnd.nextInt();
    p2x = rnd.nextInt();
    p2y = rnd.nextInt();
    data = "XXX";
    TupleUtils.createTuple(tb, tuple, fieldSerdes, Math.min(p1x, p2x), Math.min(p1y, p2y), Math.max(p1x, p2x), Math.max(p1y, p2y), data);
    indexAccessor.insert(tuple);
    p1x = rnd.nextInt();
    p1y = rnd.nextInt();
    p2x = rnd.nextInt();
    p2y = rnd.nextInt();
    data = "XXX";
    TupleUtils.createTuple(tb, tuple, fieldSerdes, Math.min(p1x, p2x), Math.min(p1y, p2y), Math.max(p1x, p2x), Math.max(p1y, p2y), data);
    indexAccessor.insert(tuple);
    p1x = rnd.nextInt();
    p1y = rnd.nextInt();
    p2x = rnd.nextInt();
    p2y = rnd.nextInt();
    data = "";
    for (int i = 0; i < 210; i++) {
        data += "X";
    }
    TupleUtils.createTuple(tb, tuple, fieldSerdes, Math.min(p1x, p2x), Math.min(p1y, p2y), Math.max(p1x, p2x), Math.max(p1y, p2y), data);
    indexAccessor.insert(tuple);
    p1x = rnd.nextInt();
    p1y = rnd.nextInt();
    p2x = rnd.nextInt();
    p2y = rnd.nextInt();
    data = "";
    for (int i = 0; i < 210; i++) {
        data += "X";
    }
    TupleUtils.createTuple(tb, tuple, fieldSerdes, Math.min(p1x, p2x), Math.min(p1y, p2y), Math.max(p1x, p2x), Math.max(p1y, p2y), data);
    indexAccessor.insert(tuple);
    treeIndex.deactivate();
    treeIndex.destroy();
}

Example 10 with IIndexAccessor

use of org.apache.hyracks.storage.common.IIndexAccessor in project asterixdb by apache.

the class LSMInvertedIndex method search.

@Override
public void search(ILSMIndexOperationContext ictx, IIndexCursor cursor, ISearchPredicate pred) throws HyracksDataException {
    List<ILSMComponent> operationalComponents = ictx.getComponentHolder();
    int numComponents = operationalComponents.size();
    boolean includeMutableComponent = false;
    ArrayList<IIndexAccessor> indexAccessors = new ArrayList<>(numComponents);
    ArrayList<IIndexAccessor> deletedKeysBTreeAccessors = new ArrayList<>(numComponents);
    for (int i = 0; i < operationalComponents.size(); i++) {
        ILSMComponent component = operationalComponents.get(i);
        if (component.getType() == LSMComponentType.MEMORY) {
            includeMutableComponent = true;
            IIndexAccessor invIndexAccessor = ((LSMInvertedIndexMemoryComponent) component).getInvIndex().createAccessor(NoOpOperationCallback.INSTANCE, NoOpOperationCallback.INSTANCE);
            indexAccessors.add(invIndexAccessor);
            IIndexAccessor deletedKeysAccessor = ((LSMInvertedIndexMemoryComponent) component).getDeletedKeysBTree().createAccessor(NoOpOperationCallback.INSTANCE, NoOpOperationCallback.INSTANCE);
            deletedKeysBTreeAccessors.add(deletedKeysAccessor);
        } else {
            IIndexAccessor invIndexAccessor = ((LSMInvertedIndexDiskComponent) component).getInvIndex().createAccessor(NoOpOperationCallback.INSTANCE, NoOpOperationCallback.INSTANCE);
            indexAccessors.add(invIndexAccessor);
            IIndexAccessor deletedKeysAccessor = ((LSMInvertedIndexDiskComponent) component).getDeletedKeysBTree().createAccessor(NoOpOperationCallback.INSTANCE, NoOpOperationCallback.INSTANCE);
            deletedKeysBTreeAccessors.add(deletedKeysAccessor);
        }
    }
    ICursorInitialState initState = createCursorInitialState(pred, ictx, includeMutableComponent, indexAccessors, deletedKeysBTreeAccessors, operationalComponents);
    cursor.open(initState, pred);
}