Java Code Examples for org.apache.flink.runtime.operators.sort.CombiningUnilateralSortMerger#close()

The following examples show how to use org.apache.flink.runtime.operators.sort.CombiningUnilateralSortMerger#close() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: ReduceTaskExternalITCase.java    From Flink-CEPplus with Apache License 2.0 4 votes vote down vote up 
@Test
public void testSingleLevelMergeCombiningReduceTask()
{
	final int keyCnt = 8192;
	final int valCnt = 8;
	
	addDriverComparator(this.comparator);
	setOutput(this.outList);
	getTaskConfig().setDriverStrategy(DriverStrategy.SORTED_GROUP_REDUCE);
	
	CombiningUnilateralSortMerger<Record> sorter = null;
	try {
		sorter = new CombiningUnilateralSortMerger<>(new MockCombiningReduceStub(),
			getMemoryManager(), getIOManager(), new UniformRecordGenerator(keyCnt, valCnt, false), 
			getContainingTask(), RecordSerializerFactory.get(), this.comparator.duplicate(),
				this.perSortFractionMem,
				2, 0.8f, true /* use large record handler */, true);
		addInput(sorter.getIterator());
		
		GroupReduceDriver<Record, Record> testTask = new GroupReduceDriver<>();
	
		testDriver(testTask, MockCombiningReduceStub.class);
	} catch (Exception e) {
		LOG.info("Exception while running the test task.", e);
		Assert.fail("Invoke method caused exception: " + e.getMessage());
	} finally {
		if (sorter != null) {
			sorter.close();
		}
	}
	
	int expSum = 0;
	for (int i = 1; i < valCnt; i++) {
		expSum += i;
	}
	
	Assert.assertTrue("Resultset size was "+this.outList.size()+". Expected was "+keyCnt, this.outList.size() == keyCnt);
	
	for (Record record : this.outList) {
		Assert.assertTrue("Incorrect result", record.getField(1, IntValue.class).getValue() == expSum-record.getField(0, IntValue.class).getValue());
	}
	
	this.outList.clear();
}
Example 2
Source File: ReduceTaskExternalITCase.java    From Flink-CEPplus with Apache License 2.0 4 votes vote down vote up 
@Test
public void testMultiLevelMergeCombiningReduceTask() {

	int keyCnt = 32768;
	int valCnt = 8;
	
	addDriverComparator(this.comparator);
	setOutput(this.outList);
	getTaskConfig().setDriverStrategy(DriverStrategy.SORTED_GROUP_REDUCE);
	
	CombiningUnilateralSortMerger<Record> sorter = null;
	try {
		sorter = new CombiningUnilateralSortMerger<>(new MockCombiningReduceStub(),
			getMemoryManager(), getIOManager(), new UniformRecordGenerator(keyCnt, valCnt, false), 
			getContainingTask(), RecordSerializerFactory.get(), this.comparator.duplicate(),
				this.perSortFractionMem,
				2, 0.8f, true /* use large record handler */, false);
		addInput(sorter.getIterator());
		
		GroupReduceDriver<Record, Record> testTask = new GroupReduceDriver<>();
	
		testDriver(testTask, MockCombiningReduceStub.class);
	} catch (Exception e) {
		LOG.info("Exception while running the test task.", e);
		Assert.fail("Invoke method caused exception: " + e.getMessage());
	} finally {
		if (sorter != null) {
			sorter.close();
		}
	}
	
	int expSum = 0;
	for (int i = 1; i < valCnt; i++) {
		expSum += i;
	}
	
	Assert.assertTrue("Resultset size was "+this.outList.size()+". Expected was "+keyCnt, this.outList.size() == keyCnt);
	
	for (Record record : this.outList) {
		Assert.assertTrue("Incorrect result", record.getField(1, IntValue.class).getValue() == expSum-record.getField(0, IntValue.class).getValue());
	}
	
	this.outList.clear();
	
}
Example 3
Source File: ReduceTaskTest.java    From Flink-CEPplus with Apache License 2.0 4 votes vote down vote up 
@Test
public void testCombiningReduceTask() {
	final int keyCnt = 100;
	final int valCnt = 20;
	
	addDriverComparator(this.comparator);
	setOutput(this.outList);
	getTaskConfig().setDriverStrategy(DriverStrategy.SORTED_GROUP_REDUCE);
	
	CombiningUnilateralSortMerger<Record> sorter = null;
	try {
		sorter = new CombiningUnilateralSortMerger<>(new MockCombiningReduceStub(),
			getMemoryManager(), getIOManager(), new UniformRecordGenerator(keyCnt, valCnt, false), 
			getContainingTask(), RecordSerializerFactory.get(), this.comparator.duplicate(), this.perSortFractionMem,
				4, 0.8f, true /* use large record handler */, true);
		addInput(sorter.getIterator());
		
		GroupReduceDriver<Record, Record> testTask = new GroupReduceDriver<>();
	
		testDriver(testTask, MockCombiningReduceStub.class);
	} catch (Exception e) {
		LOG.info("Exception while running the test task.", e);
		Assert.fail("Invoke method caused exception: " + e.getMessage());
	} finally {
		if (sorter != null) {
			sorter.close();
		}
	}
	
	int expSum = 0;
	for (int i = 1; i < valCnt; i++) {
		expSum += i;
	}
	
	Assert.assertTrue("Resultset size was "+this.outList.size()+". Expected was "+keyCnt, this.outList.size() == keyCnt);
	
	for(Record record : this.outList) {
		Assert.assertTrue("Incorrect result", record.getField(1, IntValue.class).getValue() == expSum-record.getField(0, IntValue.class).getValue());
	}
	
	this.outList.clear();
	
}
Example 4
Source File: ReduceTaskExternalITCase.java    From flink with Apache License 2.0 4 votes vote down vote up 
@Test
public void testSingleLevelMergeCombiningReduceTask()
{
	final int keyCnt = 8192;
	final int valCnt = 8;
	
	addDriverComparator(this.comparator);
	setOutput(this.outList);
	getTaskConfig().setDriverStrategy(DriverStrategy.SORTED_GROUP_REDUCE);
	
	CombiningUnilateralSortMerger<Record> sorter = null;
	try {
		sorter = new CombiningUnilateralSortMerger<>(new MockCombiningReduceStub(),
			getMemoryManager(), getIOManager(), new UniformRecordGenerator(keyCnt, valCnt, false), 
			getContainingTask(), RecordSerializerFactory.get(), this.comparator.duplicate(),
				this.perSortFractionMem,
				2, 0.8f, true /* use large record handler */, true);
		addInput(sorter.getIterator());
		
		GroupReduceDriver<Record, Record> testTask = new GroupReduceDriver<>();
	
		testDriver(testTask, MockCombiningReduceStub.class);
	} catch (Exception e) {
		LOG.info("Exception while running the test task.", e);
		Assert.fail("Invoke method caused exception: " + e.getMessage());
	} finally {
		if (sorter != null) {
			sorter.close();
		}
	}
	
	int expSum = 0;
	for (int i = 1; i < valCnt; i++) {
		expSum += i;
	}
	
	Assert.assertTrue("Resultset size was "+this.outList.size()+". Expected was "+keyCnt, this.outList.size() == keyCnt);
	
	for (Record record : this.outList) {
		Assert.assertTrue("Incorrect result", record.getField(1, IntValue.class).getValue() == expSum-record.getField(0, IntValue.class).getValue());
	}
	
	this.outList.clear();
}
Example 5
Source File: ReduceTaskExternalITCase.java    From flink with Apache License 2.0 4 votes vote down vote up 
@Test
public void testMultiLevelMergeCombiningReduceTask() {

	int keyCnt = 32768;
	int valCnt = 8;
	
	addDriverComparator(this.comparator);
	setOutput(this.outList);
	getTaskConfig().setDriverStrategy(DriverStrategy.SORTED_GROUP_REDUCE);
	
	CombiningUnilateralSortMerger<Record> sorter = null;
	try {
		sorter = new CombiningUnilateralSortMerger<>(new MockCombiningReduceStub(),
			getMemoryManager(), getIOManager(), new UniformRecordGenerator(keyCnt, valCnt, false), 
			getContainingTask(), RecordSerializerFactory.get(), this.comparator.duplicate(),
				this.perSortFractionMem,
				2, 0.8f, true /* use large record handler */, false);
		addInput(sorter.getIterator());
		
		GroupReduceDriver<Record, Record> testTask = new GroupReduceDriver<>();
	
		testDriver(testTask, MockCombiningReduceStub.class);
	} catch (Exception e) {
		LOG.info("Exception while running the test task.", e);
		Assert.fail("Invoke method caused exception: " + e.getMessage());
	} finally {
		if (sorter != null) {
			sorter.close();
		}
	}
	
	int expSum = 0;
	for (int i = 1; i < valCnt; i++) {
		expSum += i;
	}
	
	Assert.assertTrue("Resultset size was "+this.outList.size()+". Expected was "+keyCnt, this.outList.size() == keyCnt);
	
	for (Record record : this.outList) {
		Assert.assertTrue("Incorrect result", record.getField(1, IntValue.class).getValue() == expSum-record.getField(0, IntValue.class).getValue());
	}
	
	this.outList.clear();
	
}
Example 6
Source File: ReduceTaskTest.java    From flink with Apache License 2.0 4 votes vote down vote up 
@Test
public void testCombiningReduceTask() {
	final int keyCnt = 100;
	final int valCnt = 20;
	
	addDriverComparator(this.comparator);
	setOutput(this.outList);
	getTaskConfig().setDriverStrategy(DriverStrategy.SORTED_GROUP_REDUCE);
	
	CombiningUnilateralSortMerger<Record> sorter = null;
	try {
		sorter = new CombiningUnilateralSortMerger<>(new MockCombiningReduceStub(),
			getMemoryManager(), getIOManager(), new UniformRecordGenerator(keyCnt, valCnt, false), 
			getContainingTask(), RecordSerializerFactory.get(), this.comparator.duplicate(), this.perSortFractionMem,
				4, 0.8f, true /* use large record handler */, true);
		addInput(sorter.getIterator());
		
		GroupReduceDriver<Record, Record> testTask = new GroupReduceDriver<>();
	
		testDriver(testTask, MockCombiningReduceStub.class);
	} catch (Exception e) {
		LOG.info("Exception while running the test task.", e);
		Assert.fail("Invoke method caused exception: " + e.getMessage());
	} finally {
		if (sorter != null) {
			sorter.close();
		}
	}
	
	int expSum = 0;
	for (int i = 1; i < valCnt; i++) {
		expSum += i;
	}
	
	Assert.assertTrue("Resultset size was "+this.outList.size()+". Expected was "+keyCnt, this.outList.size() == keyCnt);
	
	for(Record record : this.outList) {
		Assert.assertTrue("Incorrect result", record.getField(1, IntValue.class).getValue() == expSum-record.getField(0, IntValue.class).getValue());
	}
	
	this.outList.clear();
	
}
Example 7
Source File: ReduceTaskExternalITCase.java    From flink with Apache License 2.0 4 votes vote down vote up 
@Test
public void testSingleLevelMergeCombiningReduceTask()
{
	final int keyCnt = 8192;
	final int valCnt = 8;
	
	addDriverComparator(this.comparator);
	setOutput(this.outList);
	getTaskConfig().setDriverStrategy(DriverStrategy.SORTED_GROUP_REDUCE);
	
	CombiningUnilateralSortMerger<Record> sorter = null;
	try {
		sorter = new CombiningUnilateralSortMerger<>(new MockCombiningReduceStub(),
			getMemoryManager(), getIOManager(), new UniformRecordGenerator(keyCnt, valCnt, false), 
			getContainingTask(), RecordSerializerFactory.get(), this.comparator.duplicate(),
				this.perSortFractionMem,
				2, 0.8f, true /* use large record handler */, true);
		addInput(sorter.getIterator());
		
		GroupReduceDriver<Record, Record> testTask = new GroupReduceDriver<>();
	
		testDriver(testTask, MockCombiningReduceStub.class);
	} catch (Exception e) {
		LOG.info("Exception while running the test task.", e);
		Assert.fail("Invoke method caused exception: " + e.getMessage());
	} finally {
		if (sorter != null) {
			sorter.close();
		}
	}
	
	int expSum = 0;
	for (int i = 1; i < valCnt; i++) {
		expSum += i;
	}
	
	Assert.assertTrue("Resultset size was "+this.outList.size()+". Expected was "+keyCnt, this.outList.size() == keyCnt);
	
	for (Record record : this.outList) {
		Assert.assertTrue("Incorrect result", record.getField(1, IntValue.class).getValue() == expSum-record.getField(0, IntValue.class).getValue());
	}
	
	this.outList.clear();
}
Example 8
Source File: ReduceTaskExternalITCase.java    From flink with Apache License 2.0 4 votes vote down vote up 
@Test
public void testMultiLevelMergeCombiningReduceTask() {

	int keyCnt = 32768;
	int valCnt = 8;
	
	addDriverComparator(this.comparator);
	setOutput(this.outList);
	getTaskConfig().setDriverStrategy(DriverStrategy.SORTED_GROUP_REDUCE);
	
	CombiningUnilateralSortMerger<Record> sorter = null;
	try {
		sorter = new CombiningUnilateralSortMerger<>(new MockCombiningReduceStub(),
			getMemoryManager(), getIOManager(), new UniformRecordGenerator(keyCnt, valCnt, false), 
			getContainingTask(), RecordSerializerFactory.get(), this.comparator.duplicate(),
				this.perSortFractionMem,
				2, 0.8f, true /* use large record handler */, false);
		addInput(sorter.getIterator());
		
		GroupReduceDriver<Record, Record> testTask = new GroupReduceDriver<>();
	
		testDriver(testTask, MockCombiningReduceStub.class);
	} catch (Exception e) {
		LOG.info("Exception while running the test task.", e);
		Assert.fail("Invoke method caused exception: " + e.getMessage());
	} finally {
		if (sorter != null) {
			sorter.close();
		}
	}
	
	int expSum = 0;
	for (int i = 1; i < valCnt; i++) {
		expSum += i;
	}
	
	Assert.assertTrue("Resultset size was "+this.outList.size()+". Expected was "+keyCnt, this.outList.size() == keyCnt);
	
	for (Record record : this.outList) {
		Assert.assertTrue("Incorrect result", record.getField(1, IntValue.class).getValue() == expSum-record.getField(0, IntValue.class).getValue());
	}
	
	this.outList.clear();
	
}
Example 9
Source File: ReduceTaskTest.java    From flink with Apache License 2.0 4 votes vote down vote up 
@Test
public void testCombiningReduceTask() {
	final int keyCnt = 100;
	final int valCnt = 20;
	
	addDriverComparator(this.comparator);
	setOutput(this.outList);
	getTaskConfig().setDriverStrategy(DriverStrategy.SORTED_GROUP_REDUCE);
	
	CombiningUnilateralSortMerger<Record> sorter = null;
	try {
		sorter = new CombiningUnilateralSortMerger<>(new MockCombiningReduceStub(),
			getMemoryManager(), getIOManager(), new UniformRecordGenerator(keyCnt, valCnt, false), 
			getContainingTask(), RecordSerializerFactory.get(), this.comparator.duplicate(), this.perSortFractionMem,
				4, 0.8f, true /* use large record handler */, true);
		addInput(sorter.getIterator());
		
		GroupReduceDriver<Record, Record> testTask = new GroupReduceDriver<>();
	
		testDriver(testTask, MockCombiningReduceStub.class);
	} catch (Exception e) {
		LOG.info("Exception while running the test task.", e);
		Assert.fail("Invoke method caused exception: " + e.getMessage());
	} finally {
		if (sorter != null) {
			sorter.close();
		}
	}
	
	int expSum = 0;
	for (int i = 1; i < valCnt; i++) {
		expSum += i;
	}
	
	Assert.assertTrue("Resultset size was "+this.outList.size()+". Expected was "+keyCnt, this.outList.size() == keyCnt);
	
	for(Record record : this.outList) {
		Assert.assertTrue("Incorrect result", record.getField(1, IntValue.class).getValue() == expSum-record.getField(0, IntValue.class).getValue());
	}
	
	this.outList.clear();
	
}