hyracks-examples/hyracks-integration-tests/src/test/java/edu/uci/ics/hyracks/tests/integration/SortMergeTest.java

/*
 * Copyright 2009-2010 by The Regents of the University of California
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * you may obtain a copy of the License from
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package edu.uci.ics.hyracks.tests.integration;

import java.io.File;

import org.junit.Test;

import edu.uci.ics.hyracks.api.constraints.AbsoluteLocationConstraint;
import edu.uci.ics.hyracks.api.constraints.ExplicitPartitionConstraint;
import edu.uci.ics.hyracks.api.constraints.LocationConstraint;
import edu.uci.ics.hyracks.api.constraints.PartitionConstraint;
import edu.uci.ics.hyracks.api.dataflow.value.IBinaryComparatorFactory;
import edu.uci.ics.hyracks.api.dataflow.value.IBinaryHashFunctionFactory;
import edu.uci.ics.hyracks.api.dataflow.value.ISerializerDeserializer;
import edu.uci.ics.hyracks.api.dataflow.value.RecordDescriptor;
import edu.uci.ics.hyracks.api.io.FileReference;
import edu.uci.ics.hyracks.api.job.JobSpecification;
import edu.uci.ics.hyracks.dataflow.common.data.comparators.UTF8StringBinaryComparatorFactory;
import edu.uci.ics.hyracks.dataflow.common.data.hash.UTF8StringBinaryHashFunctionFactory;
import edu.uci.ics.hyracks.dataflow.common.data.marshalling.UTF8StringSerializerDeserializer;
import edu.uci.ics.hyracks.dataflow.common.data.parsers.IValueParserFactory;
import edu.uci.ics.hyracks.dataflow.common.data.parsers.UTF8StringParserFactory;
import edu.uci.ics.hyracks.dataflow.common.data.partition.FieldHashPartitionComputerFactory;
import edu.uci.ics.hyracks.dataflow.std.connectors.MToNHashPartitioningMergingConnectorDescriptor;
import edu.uci.ics.hyracks.dataflow.std.connectors.OneToOneConnectorDescriptor;
import edu.uci.ics.hyracks.dataflow.std.file.ConstantFileSplitProvider;
import edu.uci.ics.hyracks.dataflow.std.file.DelimitedDataTupleParserFactory;
import edu.uci.ics.hyracks.dataflow.std.file.FileScanOperatorDescriptor;
import edu.uci.ics.hyracks.dataflow.std.file.FileSplit;
import edu.uci.ics.hyracks.dataflow.std.file.IFileSplitProvider;
import edu.uci.ics.hyracks.dataflow.std.misc.PrinterOperatorDescriptor;
import edu.uci.ics.hyracks.dataflow.std.sort.ExternalSortOperatorDescriptor;
import edu.uci.ics.hyracks.dataflow.std.sort.InMemorySortOperatorDescriptor;

public class SortMergeTest extends AbstractIntegrationTest {
    @Test
    public void sortMergeTest01() throws Exception {
        JobSpecification spec = new JobSpecification();

        FileSplit[] ordersSplits = new FileSplit[] {
                new FileSplit(NC1_ID, new FileReference(new File("data/tpch0.001/orders-part1.tbl"))),
                new FileSplit(NC2_ID, new FileReference(new File("data/tpch0.001/orders-part2.tbl"))) };
        IFileSplitProvider ordersSplitProvider = new ConstantFileSplitProvider(ordersSplits);
        RecordDescriptor ordersDesc = new RecordDescriptor(new ISerializerDeserializer[] {
                UTF8StringSerializerDeserializer.INSTANCE, UTF8StringSerializerDeserializer.INSTANCE,
                UTF8StringSerializerDeserializer.INSTANCE, UTF8StringSerializerDeserializer.INSTANCE,
                UTF8StringSerializerDeserializer.INSTANCE, UTF8StringSerializerDeserializer.INSTANCE,
                UTF8StringSerializerDeserializer.INSTANCE, UTF8StringSerializerDeserializer.INSTANCE,
                UTF8StringSerializerDeserializer.INSTANCE });

        FileScanOperatorDescriptor ordScanner = new FileScanOperatorDescriptor(spec, ordersSplitProvider,
                new DelimitedDataTupleParserFactory(new IValueParserFactory[] { UTF8StringParserFactory.INSTANCE,
                        UTF8StringParserFactory.INSTANCE, UTF8StringParserFactory.INSTANCE,
                        UTF8StringParserFactory.INSTANCE, UTF8StringParserFactory.INSTANCE,
                        UTF8StringParserFactory.INSTANCE, UTF8StringParserFactory.INSTANCE,
                        UTF8StringParserFactory.INSTANCE, UTF8StringParserFactory.INSTANCE }, '|'), ordersDesc);
        PartitionConstraint ordersPartitionConstraint = new ExplicitPartitionConstraint(new LocationConstraint[] {
                new AbsoluteLocationConstraint(NC1_ID), new AbsoluteLocationConstraint(NC2_ID) });
        ordScanner.setPartitionConstraint(ordersPartitionConstraint);

        InMemorySortOperatorDescriptor sorter = new InMemorySortOperatorDescriptor(spec, new int[] { 1 },
                new IBinaryComparatorFactory[] { UTF8StringBinaryComparatorFactory.INSTANCE }, ordersDesc);
        PartitionConstraint sortersPartitionConstraint = new ExplicitPartitionConstraint(new LocationConstraint[] {
                new AbsoluteLocationConstraint(NC1_ID), new AbsoluteLocationConstraint(NC2_ID) });
        sorter.setPartitionConstraint(sortersPartitionConstraint);

        PrinterOperatorDescriptor printer = new PrinterOperatorDescriptor(spec);
        PartitionConstraint printerPartitionConstraint = new ExplicitPartitionConstraint(
                new LocationConstraint[] { new AbsoluteLocationConstraint(NC1_ID) });
        printer.setPartitionConstraint(printerPartitionConstraint);

        spec.connect(new OneToOneConnectorDescriptor(spec), ordScanner, 0, sorter, 0);

        spec.connect(new MToNHashPartitioningMergingConnectorDescriptor(spec, new FieldHashPartitionComputerFactory(
                new int[] { 1 }, new IBinaryHashFunctionFactory[] { UTF8StringBinaryHashFunctionFactory.INSTANCE }),
                new int[] { 1 }, new IBinaryComparatorFactory[] { UTF8StringBinaryComparatorFactory.INSTANCE }),
                sorter, 0, printer, 0);

        runTest(spec);
    }

    @Test
    public void sortMergeTest02() throws Exception {
        JobSpecification spec = new JobSpecification();

        FileSplit[] ordersSplits = new FileSplit[] {
                new FileSplit(NC1_ID, new FileReference(new File("data/tpch0.001/orders-part1.tbl"))),
                new FileSplit(NC2_ID, new FileReference(new File("data/tpch0.001/orders-part2.tbl"))) };
        IFileSplitProvider ordersSplitProvider = new ConstantFileSplitProvider(ordersSplits);
        RecordDescriptor ordersDesc = new RecordDescriptor(new ISerializerDeserializer[] {
                UTF8StringSerializerDeserializer.INSTANCE, UTF8StringSerializerDeserializer.INSTANCE,
                UTF8StringSerializerDeserializer.INSTANCE, UTF8StringSerializerDeserializer.INSTANCE,
                UTF8StringSerializerDeserializer.INSTANCE, UTF8StringSerializerDeserializer.INSTANCE,
                UTF8StringSerializerDeserializer.INSTANCE, UTF8StringSerializerDeserializer.INSTANCE,
                UTF8StringSerializerDeserializer.INSTANCE });

        FileScanOperatorDescriptor ordScanner = new FileScanOperatorDescriptor(spec, ordersSplitProvider,
                new DelimitedDataTupleParserFactory(new IValueParserFactory[] { UTF8StringParserFactory.INSTANCE,
                        UTF8StringParserFactory.INSTANCE, UTF8StringParserFactory.INSTANCE,
                        UTF8StringParserFactory.INSTANCE, UTF8StringParserFactory.INSTANCE,
                        UTF8StringParserFactory.INSTANCE, UTF8StringParserFactory.INSTANCE,
                        UTF8StringParserFactory.INSTANCE, UTF8StringParserFactory.INSTANCE }, '|'), ordersDesc);
        PartitionConstraint ordersPartitionConstraint = new ExplicitPartitionConstraint(new LocationConstraint[] {
                new AbsoluteLocationConstraint(NC1_ID), new AbsoluteLocationConstraint(NC2_ID) });
        ordScanner.setPartitionConstraint(ordersPartitionConstraint);

        ExternalSortOperatorDescriptor sorter = new ExternalSortOperatorDescriptor(spec, 4, new int[] { 1, 0 },
                new IBinaryComparatorFactory[] { UTF8StringBinaryComparatorFactory.INSTANCE,
                        UTF8StringBinaryComparatorFactory.INSTANCE }, ordersDesc);
        PartitionConstraint sortersPartitionConstraint = new ExplicitPartitionConstraint(new LocationConstraint[] {
                new AbsoluteLocationConstraint(NC1_ID), new AbsoluteLocationConstraint(NC2_ID) });
        sorter.setPartitionConstraint(sortersPartitionConstraint);

        PrinterOperatorDescriptor printer = new PrinterOperatorDescriptor(spec);
        PartitionConstraint printerPartitionConstraint = new ExplicitPartitionConstraint(
                new LocationConstraint[] { new AbsoluteLocationConstraint(NC1_ID) });
        printer.setPartitionConstraint(printerPartitionConstraint);

        spec.connect(new OneToOneConnectorDescriptor(spec), ordScanner, 0, sorter, 0);

        spec.connect(new MToNHashPartitioningMergingConnectorDescriptor(spec, new FieldHashPartitionComputerFactory(
                new int[] { 1, 0 }, new IBinaryHashFunctionFactory[] { UTF8StringBinaryHashFunctionFactory.INSTANCE,
                        UTF8StringBinaryHashFunctionFactory.INSTANCE }), new int[] { 1, 0 },
                new IBinaryComparatorFactory[] { UTF8StringBinaryComparatorFactory.INSTANCE,
                        UTF8StringBinaryComparatorFactory.INSTANCE }), sorter, 0, printer, 0);

        runTest(spec);
    }
}