Java Code Examples for org.apache.flink.runtime.io.network.api.writer.ChannelSelector#setup()

The following examples show how to use org.apache.flink.runtime.io.network.api.writer.ChannelSelector#setup() . 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: OutputEmitterTest.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
private ChannelSelector createChannelSelector(
		ShipStrategyType shipStrategyType,
		TypeComparator comparator,
		int numberOfChannels) {
	final ChannelSelector selector = new OutputEmitter<>(shipStrategyType, comparator);
	selector.setup(numberOfChannels);
	assertEquals(shipStrategyType == ShipStrategyType.BROADCAST, selector.isBroadcast());
	return selector;
}
Example 2
Source File: OutputEmitterTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
private ChannelSelector createChannelSelector(
		ShipStrategyType shipStrategyType,
		TypeComparator comparator,
		int numberOfChannels) {
	final ChannelSelector selector = new OutputEmitter<>(shipStrategyType, comparator);
	selector.setup(numberOfChannels);
	assertEquals(shipStrategyType == ShipStrategyType.BROADCAST, selector.isBroadcast());
	return selector;
}
Example 3
Source File: OutputEmitterTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
private ChannelSelector createChannelSelector(
		ShipStrategyType shipStrategyType,
		TypeComparator comparator,
		int numberOfChannels) {
	final ChannelSelector selector = new OutputEmitter<>(shipStrategyType, comparator);
	selector.setup(numberOfChannels);
	assertEquals(shipStrategyType == ShipStrategyType.BROADCAST, selector.isBroadcast());
	return selector;
}
Example 4
Source File: OutputEmitterTest.java    From Flink-CEPplus with Apache License 2.0 4 votes vote down vote up 
@Test
public void testForcedRebalance() {
	final int numberOfChannels = 100;
	int toTaskIndex = numberOfChannels * 6 / 7;
	int fromTaskIndex = toTaskIndex + numberOfChannels;
	int extraRecords = numberOfChannels / 3;
	int numRecords = 50000 + extraRecords;
	final SerializationDelegate<Record> delegate = new SerializationDelegate<>(
		new RecordSerializerFactory().getSerializer());
	final ChannelSelector<SerializationDelegate<Record>> selector = new OutputEmitter<>(
		ShipStrategyType.PARTITION_FORCED_REBALANCE, fromTaskIndex);
	selector.setup(numberOfChannels);

	// Test for IntValue
	int[] hits = getSelectedChannelsHitCount(selector, delegate, RecordType.INTEGER, numRecords, numberOfChannels);
	int totalHitCount = 0;
	for (int i = 0; i < hits.length; i++) {
		if (toTaskIndex <= i || i < toTaskIndex+extraRecords - numberOfChannels) {
			assertTrue(hits[i] == (numRecords / numberOfChannels) + 1);
		} else {
			assertTrue(hits[i] == numRecords / numberOfChannels);
		}
		totalHitCount += hits[i];
	}
	assertTrue(totalHitCount == numRecords);

	toTaskIndex = numberOfChannels / 5;
	fromTaskIndex = toTaskIndex + 2 * numberOfChannels;
	extraRecords = numberOfChannels * 2 / 9;
	numRecords = 10000 + extraRecords;

	// Test for StringValue
	final ChannelSelector<SerializationDelegate<Record>> selector2 = new OutputEmitter<>(
		ShipStrategyType.PARTITION_FORCED_REBALANCE, fromTaskIndex);
	selector2.setup(numberOfChannels);
	hits = getSelectedChannelsHitCount(selector2, delegate, RecordType.STRING, numRecords, numberOfChannels);
	totalHitCount = 0;
	for (int i = 0; i < hits.length; i++) {
		if (toTaskIndex <= i && i < toTaskIndex + extraRecords) {
			assertTrue(hits[i] == (numRecords / numberOfChannels) + 1);
		} else {
			assertTrue(hits[i] == numRecords / numberOfChannels);
		}
		totalHitCount += hits[i];
	}
	assertTrue(totalHitCount == numRecords);
}
Example 5
Source File: OutputEmitterTest.java    From flink with Apache License 2.0 4 votes vote down vote up 
@Test
public void testForcedRebalance() {
	final int numberOfChannels = 100;
	int toTaskIndex = numberOfChannels * 6 / 7;
	int fromTaskIndex = toTaskIndex + numberOfChannels;
	int extraRecords = numberOfChannels / 3;
	int numRecords = 50000 + extraRecords;
	final SerializationDelegate<Record> delegate = new SerializationDelegate<>(
		new RecordSerializerFactory().getSerializer());
	final ChannelSelector<SerializationDelegate<Record>> selector = new OutputEmitter<>(
		ShipStrategyType.PARTITION_FORCED_REBALANCE, fromTaskIndex);
	selector.setup(numberOfChannels);

	// Test for IntValue
	int[] hits = getSelectedChannelsHitCount(selector, delegate, RecordType.INTEGER, numRecords, numberOfChannels);
	int totalHitCount = 0;
	for (int i = 0; i < hits.length; i++) {
		if (toTaskIndex <= i || i < toTaskIndex+extraRecords - numberOfChannels) {
			assertTrue(hits[i] == (numRecords / numberOfChannels) + 1);
		} else {
			assertTrue(hits[i] == numRecords / numberOfChannels);
		}
		totalHitCount += hits[i];
	}
	assertTrue(totalHitCount == numRecords);

	toTaskIndex = numberOfChannels / 5;
	fromTaskIndex = toTaskIndex + 2 * numberOfChannels;
	extraRecords = numberOfChannels * 2 / 9;
	numRecords = 10000 + extraRecords;

	// Test for StringValue
	final ChannelSelector<SerializationDelegate<Record>> selector2 = new OutputEmitter<>(
		ShipStrategyType.PARTITION_FORCED_REBALANCE, fromTaskIndex);
	selector2.setup(numberOfChannels);
	hits = getSelectedChannelsHitCount(selector2, delegate, RecordType.STRING, numRecords, numberOfChannels);
	totalHitCount = 0;
	for (int i = 0; i < hits.length; i++) {
		if (toTaskIndex <= i && i < toTaskIndex + extraRecords) {
			assertTrue(hits[i] == (numRecords / numberOfChannels) + 1);
		} else {
			assertTrue(hits[i] == numRecords / numberOfChannels);
		}
		totalHitCount += hits[i];
	}
	assertTrue(totalHitCount == numRecords);
}
Example 6
Source File: OutputEmitterTest.java    From flink with Apache License 2.0 4 votes vote down vote up 
@Test
public void testForcedRebalance() {
	final int numberOfChannels = 100;
	int toTaskIndex = numberOfChannels * 6 / 7;
	int fromTaskIndex = toTaskIndex + numberOfChannels;
	int extraRecords = numberOfChannels / 3;
	int numRecords = 50000 + extraRecords;
	final SerializationDelegate<Record> delegate = new SerializationDelegate<>(
		new RecordSerializerFactory().getSerializer());
	final ChannelSelector<SerializationDelegate<Record>> selector = new OutputEmitter<>(
		ShipStrategyType.PARTITION_FORCED_REBALANCE, fromTaskIndex);
	selector.setup(numberOfChannels);

	// Test for IntValue
	int[] hits = getSelectedChannelsHitCount(selector, delegate, RecordType.INTEGER, numRecords, numberOfChannels);
	int totalHitCount = 0;
	for (int i = 0; i < hits.length; i++) {
		if (toTaskIndex <= i || i < toTaskIndex+extraRecords - numberOfChannels) {
			assertTrue(hits[i] == (numRecords / numberOfChannels) + 1);
		} else {
			assertTrue(hits[i] == numRecords / numberOfChannels);
		}
		totalHitCount += hits[i];
	}
	assertTrue(totalHitCount == numRecords);

	toTaskIndex = numberOfChannels / 5;
	fromTaskIndex = toTaskIndex + 2 * numberOfChannels;
	extraRecords = numberOfChannels * 2 / 9;
	numRecords = 10000 + extraRecords;

	// Test for StringValue
	final ChannelSelector<SerializationDelegate<Record>> selector2 = new OutputEmitter<>(
		ShipStrategyType.PARTITION_FORCED_REBALANCE, fromTaskIndex);
	selector2.setup(numberOfChannels);
	hits = getSelectedChannelsHitCount(selector2, delegate, RecordType.STRING, numRecords, numberOfChannels);
	totalHitCount = 0;
	for (int i = 0; i < hits.length; i++) {
		if (toTaskIndex <= i && i < toTaskIndex + extraRecords) {
			assertTrue(hits[i] == (numRecords / numberOfChannels) + 1);
		} else {
			assertTrue(hits[i] == numRecords / numberOfChannels);
		}
		totalHitCount += hits[i];
	}
	assertTrue(totalHitCount == numRecords);
}