| /* |
| * 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.PartitionConstraintHelper; |
| import edu.uci.ics.hyracks.api.dataflow.IOperatorDescriptor; |
| import edu.uci.ics.hyracks.api.dataflow.value.ISerializerDeserializer; |
| import edu.uci.ics.hyracks.api.dataflow.value.RecordDescriptor; |
| import edu.uci.ics.hyracks.api.dataset.ResultSetId; |
| import edu.uci.ics.hyracks.api.io.FileReference; |
| import edu.uci.ics.hyracks.api.job.JobSpecification; |
| 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.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.result.ResultWriterOperatorDescriptor; |
| import edu.uci.ics.hyracks.dataflow.std.union.UnionAllOperatorDescriptor; |
| import edu.uci.ics.hyracks.tests.util.ResultSerializerFactoryProvider; |
| |
| public class UnionTest extends AbstractIntegrationTest { |
| @Test |
| public void union01() throws Exception { |
| JobSpecification spec = new JobSpecification(); |
| |
| IFileSplitProvider splitProvider = new ConstantFileSplitProvider(new FileSplit[] { |
| new FileSplit(NC2_ID, new FileReference(new File("data/words.txt"))), |
| new FileSplit(NC1_ID, new FileReference(new File("data/words.txt"))) }); |
| |
| RecordDescriptor desc = new RecordDescriptor( |
| new ISerializerDeserializer[] { UTF8StringSerializerDeserializer.INSTANCE }); |
| |
| FileScanOperatorDescriptor csvScanner01 = new FileScanOperatorDescriptor( |
| spec, |
| splitProvider, |
| new DelimitedDataTupleParserFactory(new IValueParserFactory[] { UTF8StringParserFactory.INSTANCE }, ','), |
| desc); |
| PartitionConstraintHelper.addAbsoluteLocationConstraint(spec, csvScanner01, NC2_ID, NC1_ID); |
| |
| FileScanOperatorDescriptor csvScanner02 = new FileScanOperatorDescriptor( |
| spec, |
| splitProvider, |
| new DelimitedDataTupleParserFactory(new IValueParserFactory[] { UTF8StringParserFactory.INSTANCE }, ','), |
| desc); |
| PartitionConstraintHelper.addAbsoluteLocationConstraint(spec, csvScanner02, NC2_ID, NC1_ID); |
| |
| UnionAllOperatorDescriptor unionAll = new UnionAllOperatorDescriptor(spec, 2, desc); |
| PartitionConstraintHelper.addAbsoluteLocationConstraint(spec, unionAll, NC2_ID, NC1_ID); |
| |
| ResultSetId rsId = new ResultSetId(1); |
| spec.addResultSetId(rsId); |
| |
| IOperatorDescriptor printer = new ResultWriterOperatorDescriptor(spec, rsId, false, |
| ResultSerializerFactoryProvider.INSTANCE.getResultSerializerFactoryProvider()); |
| PartitionConstraintHelper.addAbsoluteLocationConstraint(spec, printer, NC2_ID, NC1_ID); |
| |
| spec.connect(new OneToOneConnectorDescriptor(spec), csvScanner01, 0, unionAll, 0); |
| spec.connect(new OneToOneConnectorDescriptor(spec), csvScanner02, 0, unionAll, 1); |
| spec.connect(new OneToOneConnectorDescriptor(spec), unionAll, 0, printer, 0); |
| |
| spec.addRoot(printer); |
| runTest(spec); |
| } |
| } |