Java Code Examples for org.apache.flink.streaming.api.operators.AbstractStreamOperator#getKeyedStateBackend()

The following examples show how to use org.apache.flink.streaming.api.operators.AbstractStreamOperator#getKeyedStateBackend() . 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: KeyedTwoInputStreamOperatorTestHarness.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
public int numKeyedStateEntries() {
	AbstractStreamOperator<?> abstractStreamOperator = (AbstractStreamOperator<?>) operator;
	KeyedStateBackend<Object> keyedStateBackend = abstractStreamOperator.getKeyedStateBackend();
	if (keyedStateBackend instanceof HeapKeyedStateBackend) {
		return ((HeapKeyedStateBackend) keyedStateBackend).numKeyValueStateEntries();
	} else {
		throw new UnsupportedOperationException();
	}
}
Example 2
Source File: KeyedOneInputStreamOperatorTestHarness.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
public int numKeyedStateEntries() {
	AbstractStreamOperator<?> abstractStreamOperator = (AbstractStreamOperator<?>) operator;
	KeyedStateBackend<Object> keyedStateBackend = abstractStreamOperator.getKeyedStateBackend();
	if (keyedStateBackend instanceof HeapKeyedStateBackend) {
		return ((HeapKeyedStateBackend) keyedStateBackend).numKeyValueStateEntries();
	} else {
		throw new UnsupportedOperationException();
	}
}
Example 3
Source File: KeyedOneInputStreamOperatorTestHarness.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
public <N> int numKeyedStateEntries(N namespace) {
	AbstractStreamOperator<?> abstractStreamOperator = (AbstractStreamOperator<?>) operator;
	KeyedStateBackend<Object> keyedStateBackend = abstractStreamOperator.getKeyedStateBackend();
	if (keyedStateBackend instanceof HeapKeyedStateBackend) {
		return ((HeapKeyedStateBackend) keyedStateBackend).numKeyValueStateEntries(namespace);
	} else {
		throw new UnsupportedOperationException();
	}
}
Example 4
Source File: KeyedTwoInputStreamOperatorTestHarness.java    From flink with Apache License 2.0 5 votes vote down vote up 
public int numKeyedStateEntries() {
	AbstractStreamOperator<?> abstractStreamOperator = (AbstractStreamOperator<?>) operator;
	KeyedStateBackend<Object> keyedStateBackend = abstractStreamOperator.getKeyedStateBackend();
	if (keyedStateBackend instanceof HeapKeyedStateBackend) {
		return ((HeapKeyedStateBackend) keyedStateBackend).numKeyValueStateEntries();
	} else {
		throw new UnsupportedOperationException();
	}
}
Example 5
Source File: KeyedOneInputStreamOperatorTestHarness.java    From flink with Apache License 2.0 5 votes vote down vote up 
public int numKeyedStateEntries() {
	AbstractStreamOperator<?> abstractStreamOperator = (AbstractStreamOperator<?>) operator;
	KeyedStateBackend<Object> keyedStateBackend = abstractStreamOperator.getKeyedStateBackend();
	if (keyedStateBackend instanceof HeapKeyedStateBackend) {
		return ((HeapKeyedStateBackend) keyedStateBackend).numKeyValueStateEntries();
	} else {
		throw new UnsupportedOperationException();
	}
}
Example 6
Source File: KeyedOneInputStreamOperatorTestHarness.java    From flink with Apache License 2.0 5 votes vote down vote up 
public <N> int numKeyedStateEntries(N namespace) {
	AbstractStreamOperator<?> abstractStreamOperator = (AbstractStreamOperator<?>) operator;
	KeyedStateBackend<Object> keyedStateBackend = abstractStreamOperator.getKeyedStateBackend();
	if (keyedStateBackend instanceof HeapKeyedStateBackend) {
		return ((HeapKeyedStateBackend) keyedStateBackend).numKeyValueStateEntries(namespace);
	} else {
		throw new UnsupportedOperationException();
	}
}
Example 7
Source File: AbstractStreamOperatorTestHarnessTest.java    From flink with Apache License 2.0 5 votes vote down vote up 
@Test
public void testSetTtlTimeProvider() throws Exception {
	AbstractStreamOperator<Integer> operator = new AbstractStreamOperator<Integer>() {};
	try (AbstractStreamOperatorTestHarness<Integer> result = new AbstractStreamOperatorTestHarness<>(
			operator,
			1,
			1,
			0)) {

		result.config.setStateKeySerializer(IntSerializer.INSTANCE);

		Time timeToLive = Time.hours(1);
		result.initializeState(new OperatorSubtaskState());
		result.open();

		ValueStateDescriptor<Integer> stateDescriptor = new ValueStateDescriptor<>("test", IntSerializer.INSTANCE);
		stateDescriptor.enableTimeToLive(StateTtlConfig.newBuilder(timeToLive).build());
		KeyedStateBackend<Integer> keyedStateBackend = operator.getKeyedStateBackend();
		ValueState<Integer> state = keyedStateBackend.getPartitionedState(VoidNamespace.INSTANCE, VoidNamespaceSerializer.INSTANCE, stateDescriptor);

		int expectedValue = 42;
		keyedStateBackend.setCurrentKey(1);
		result.setStateTtlProcessingTime(0L);
		state.update(expectedValue);
		Assert.assertEquals(expectedValue, (int) state.value());
		result.setStateTtlProcessingTime(timeToLive.toMilliseconds() + 1);
		Assert.assertNull(state.value());
	}
}
Example 8
Source File: KeyedTwoInputStreamOperatorTestHarness.java    From flink with Apache License 2.0 5 votes vote down vote up 
public int numKeyedStateEntries() {
	AbstractStreamOperator<?> abstractStreamOperator = (AbstractStreamOperator<?>) operator;
	KeyedStateBackend<Object> keyedStateBackend = abstractStreamOperator.getKeyedStateBackend();
	if (keyedStateBackend instanceof HeapKeyedStateBackend) {
		return ((HeapKeyedStateBackend) keyedStateBackend).numKeyValueStateEntries();
	} else {
		throw new UnsupportedOperationException();
	}
}
Example 9
Source File: KeyedOneInputStreamOperatorTestHarness.java    From flink with Apache License 2.0 5 votes vote down vote up 
public int numKeyedStateEntries() {
	AbstractStreamOperator<?> abstractStreamOperator = (AbstractStreamOperator<?>) operator;
	KeyedStateBackend<Object> keyedStateBackend = abstractStreamOperator.getKeyedStateBackend();
	if (keyedStateBackend instanceof HeapKeyedStateBackend) {
		return ((HeapKeyedStateBackend) keyedStateBackend).numKeyValueStateEntries();
	} else {
		throw new UnsupportedOperationException();
	}
}
Example 10
Source File: KeyedOneInputStreamOperatorTestHarness.java    From flink with Apache License 2.0 5 votes vote down vote up 
public <N> int numKeyedStateEntries(N namespace) {
	AbstractStreamOperator<?> abstractStreamOperator = (AbstractStreamOperator<?>) operator;
	KeyedStateBackend<Object> keyedStateBackend = abstractStreamOperator.getKeyedStateBackend();
	if (keyedStateBackend instanceof HeapKeyedStateBackend) {
		return ((HeapKeyedStateBackend) keyedStateBackend).numKeyValueStateEntries(namespace);
	} else {
		throw new UnsupportedOperationException();
	}
}