org.apache.flink.runtime.state.ttl.TtlStateFactory Java Examples

The following examples show how to use org.apache.flink.runtime.state.ttl.TtlStateFactory. 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: AbstractKeyedStateBackend.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
/**
 * @see KeyedStateBackend
 */
@Override
@SuppressWarnings("unchecked")
public <N, S extends State, V> S getOrCreateKeyedState(
		final TypeSerializer<N> namespaceSerializer,
		StateDescriptor<S, V> stateDescriptor) throws Exception {
	checkNotNull(namespaceSerializer, "Namespace serializer");
	checkNotNull(keySerializerProvider, "State key serializer has not been configured in the config. " +
			"This operation cannot use partitioned state.");

	InternalKvState<K, ?, ?> kvState = keyValueStatesByName.get(stateDescriptor.getName());
	if (kvState == null) {
		if (!stateDescriptor.isSerializerInitialized()) {
			stateDescriptor.initializeSerializerUnlessSet(executionConfig);
		}
		kvState = TtlStateFactory.createStateAndWrapWithTtlIfEnabled(
			namespaceSerializer, stateDescriptor, this, ttlTimeProvider);
		keyValueStatesByName.put(stateDescriptor.getName(), kvState);
		publishQueryableStateIfEnabled(stateDescriptor, kvState);
	}
	return (S) kvState;
}
Example #2
Source File: MockKeyedStateBackend.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up 
@Override
@SuppressWarnings("unchecked")
@Nonnull
public <N, SV, SEV, S extends State, IS extends S> IS createInternalState(
	@Nonnull TypeSerializer<N> namespaceSerializer,
	@Nonnull StateDescriptor<S, SV> stateDesc,
	@Nonnull StateSnapshotTransformFactory<SEV> snapshotTransformFactory) throws Exception {
	StateFactory stateFactory = STATE_FACTORIES.get(stateDesc.getClass());
	if (stateFactory == null) {
		String message = String.format("State %s is not supported by %s",
			stateDesc.getClass(), TtlStateFactory.class);
		throw new FlinkRuntimeException(message);
	}
	IS state = stateFactory.createInternalState(namespaceSerializer, stateDesc);
	stateSnapshotFilters.put(stateDesc.getName(),
		(StateSnapshotTransformer<Object>) getStateSnapshotTransformer(stateDesc, snapshotTransformFactory));
	((MockInternalKvState<K, N, SV>) state).values = () -> stateValues
		.computeIfAbsent(stateDesc.getName(), n -> new HashMap<>())
		.computeIfAbsent(getCurrentKey(), k -> new HashMap<>());
	return state;
}
Example #3
Source File: AbstractKeyedStateBackend.java    From flink with Apache License 2.0 6 votes vote down vote up 
/**
 * @see KeyedStateBackend
 */
@Override
@SuppressWarnings("unchecked")
public <N, S extends State, V> S getOrCreateKeyedState(
		final TypeSerializer<N> namespaceSerializer,
		StateDescriptor<S, V> stateDescriptor) throws Exception {
	checkNotNull(namespaceSerializer, "Namespace serializer");
	checkNotNull(keySerializer, "State key serializer has not been configured in the config. " +
			"This operation cannot use partitioned state.");

	InternalKvState<K, ?, ?> kvState = keyValueStatesByName.get(stateDescriptor.getName());
	if (kvState == null) {
		if (!stateDescriptor.isSerializerInitialized()) {
			stateDescriptor.initializeSerializerUnlessSet(executionConfig);
		}
		kvState = TtlStateFactory.createStateAndWrapWithTtlIfEnabled(
			namespaceSerializer, stateDescriptor, this, ttlTimeProvider);
		keyValueStatesByName.put(stateDescriptor.getName(), kvState);
		publishQueryableStateIfEnabled(stateDescriptor, kvState);
	}
	return (S) kvState;
}
Example #4
Source File: MockKeyedStateBackend.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Override
@SuppressWarnings("unchecked")
@Nonnull
public <N, SV, SEV, S extends State, IS extends S> IS createInternalState(
	@Nonnull TypeSerializer<N> namespaceSerializer,
	@Nonnull StateDescriptor<S, SV> stateDesc,
	@Nonnull StateSnapshotTransformFactory<SEV> snapshotTransformFactory) throws Exception {
	StateFactory stateFactory = STATE_FACTORIES.get(stateDesc.getClass());
	if (stateFactory == null) {
		String message = String.format("State %s is not supported by %s",
			stateDesc.getClass(), TtlStateFactory.class);
		throw new FlinkRuntimeException(message);
	}
	IS state = stateFactory.createInternalState(namespaceSerializer, stateDesc);
	stateSnapshotFilters.put(stateDesc.getName(),
		(StateSnapshotTransformer<Object>) getStateSnapshotTransformer(stateDesc, snapshotTransformFactory));
	((MockInternalKvState<K, N, SV>) state).values = () -> stateValues
		.computeIfAbsent(stateDesc.getName(), n -> new HashMap<>())
		.computeIfAbsent(getCurrentKey(), k -> new HashMap<>());
	return state;
}
Example #5
Source File: AbstractKeyedStateBackend.java    From flink with Apache License 2.0 6 votes vote down vote up 
/**
 * @see KeyedStateBackend
 */
@Override
@SuppressWarnings("unchecked")
public <N, S extends State, V> S getOrCreateKeyedState(
		final TypeSerializer<N> namespaceSerializer,
		StateDescriptor<S, V> stateDescriptor) throws Exception {
	checkNotNull(namespaceSerializer, "Namespace serializer");
	checkNotNull(keySerializer, "State key serializer has not been configured in the config. " +
			"This operation cannot use partitioned state.");

	InternalKvState<K, ?, ?> kvState = keyValueStatesByName.get(stateDescriptor.getName());
	if (kvState == null) {
		if (!stateDescriptor.isSerializerInitialized()) {
			stateDescriptor.initializeSerializerUnlessSet(executionConfig);
		}
		kvState = TtlStateFactory.createStateAndWrapWithTtlIfEnabled(
			namespaceSerializer, stateDescriptor, this, ttlTimeProvider);
		keyValueStatesByName.put(stateDescriptor.getName(), kvState);
		publishQueryableStateIfEnabled(stateDescriptor, kvState);
	}
	return (S) kvState;
}
Example #6
Source File: MockKeyedStateBackend.java    From flink with Apache License 2.0 6 votes vote down vote up 
@Override
@SuppressWarnings("unchecked")
@Nonnull
public <N, SV, SEV, S extends State, IS extends S> IS createInternalState(
	@Nonnull TypeSerializer<N> namespaceSerializer,
	@Nonnull StateDescriptor<S, SV> stateDesc,
	@Nonnull StateSnapshotTransformFactory<SEV> snapshotTransformFactory) throws Exception {
	StateFactory stateFactory = STATE_FACTORIES.get(stateDesc.getClass());
	if (stateFactory == null) {
		String message = String.format("State %s is not supported by %s",
			stateDesc.getClass(), TtlStateFactory.class);
		throw new FlinkRuntimeException(message);
	}
	IS state = stateFactory.createInternalState(namespaceSerializer, stateDesc);
	stateSnapshotFilters.put(stateDesc.getName(),
		(StateSnapshotTransformer<Object>) getStateSnapshotTransformer(stateDesc, snapshotTransformFactory));
	((MockInternalKvState<K, N, SV>) state).values = () -> stateValues
		.computeIfAbsent(stateDesc.getName(), n -> new HashMap<>())
		.computeIfAbsent(getCurrentKey(), k -> new HashMap<>());
	return state;
}
Example #7
Source File: RocksDbTtlCompactFiltersManager.java    From Flink-CEPplus with Apache License 2.0 5 votes vote down vote up 
public void setAndRegisterCompactFilterIfStateTtl(
	@Nonnull RegisteredStateMetaInfoBase metaInfoBase,
	@Nonnull ColumnFamilyOptions options) {

	if (enableTtlCompactionFilter && metaInfoBase instanceof RegisteredKeyValueStateBackendMetaInfo) {
		RegisteredKeyValueStateBackendMetaInfo kvMetaInfoBase = (RegisteredKeyValueStateBackendMetaInfo) metaInfoBase;
		if (TtlStateFactory.TtlSerializer.isTtlStateSerializer(kvMetaInfoBase.getStateSerializer())) {
			createAndSetCompactFilterFactory(metaInfoBase.getName(), options);
		}
	}
}
Example #8
Source File: RocksDbTtlCompactFiltersManager.java    From flink with Apache License 2.0 5 votes vote down vote up 
public void setAndRegisterCompactFilterIfStateTtl(
	@Nonnull RegisteredStateMetaInfoBase metaInfoBase,
	@Nonnull ColumnFamilyOptions options) {

	if (enableTtlCompactionFilter && metaInfoBase instanceof RegisteredKeyValueStateBackendMetaInfo) {
		RegisteredKeyValueStateBackendMetaInfo kvMetaInfoBase = (RegisteredKeyValueStateBackendMetaInfo) metaInfoBase;
		if (TtlStateFactory.TtlSerializer.isTtlStateSerializer(kvMetaInfoBase.getStateSerializer())) {
			createAndSetCompactFilterFactory(metaInfoBase.getName(), options);
		}
	}
}
Example #9
Source File: RocksDbTtlCompactFiltersManager.java    From flink with Apache License 2.0 5 votes vote down vote up 
public void setAndRegisterCompactFilterIfStateTtl(
	@Nonnull RegisteredStateMetaInfoBase metaInfoBase,
	@Nonnull ColumnFamilyOptions options) {

	if (metaInfoBase instanceof RegisteredKeyValueStateBackendMetaInfo) {
		RegisteredKeyValueStateBackendMetaInfo kvMetaInfoBase = (RegisteredKeyValueStateBackendMetaInfo) metaInfoBase;
		if (TtlStateFactory.TtlSerializer.isTtlStateSerializer(kvMetaInfoBase.getStateSerializer())) {
			createAndSetCompactFilterFactory(metaInfoBase.getName(), options);
		}
	}
}