程序包的使用
org.apache.flink.streaming.api.operators

使用org.apache.flink.streaming.api.operators的程序包

程序包	说明
org.apache.flink.streaming.api
org.apache.flink.streaming.api.collector.selector
org.apache.flink.streaming.api.datastream
org.apache.flink.streaming.api.functions.query
org.apache.flink.streaming.api.functions.source
org.apache.flink.streaming.api.functions.windowing
org.apache.flink.streaming.api.graph
org.apache.flink.streaming.api.operators
org.apache.flink.streaming.api.operators.async
org.apache.flink.streaming.api.operators.async.queue
org.apache.flink.streaming.api.operators.co
org.apache.flink.streaming.api.transformations
org.apache.flink.streaming.runtime.io
org.apache.flink.streaming.runtime.operators	This package contains the operators that perform the stream transformations.
org.apache.flink.streaming.runtime.operators.windowing	This package contains the operators that implement the various window operations on data streams.
org.apache.flink.streaming.runtime.tasks	This package contains classes that realize streaming tasks.
org.apache.flink.streaming.runtime.tasks.mailbox

org.apache.flink.streaming.api使用的org.apache.flink.streaming.api.operators中的类

类和说明
InternalTimerService Interface for working with time and timers.

org.apache.flink.streaming.api.collector.selector使用的org.apache.flink.streaming.api.operators中的类

类和说明
Output A StreamOperator is supplied with an object of this interface that can be used to emit elements and other messages, such as barriers and watermarks, from an operator.

org.apache.flink.streaming.api.datastream使用的org.apache.flink.streaming.api.operators中的类

类和说明
OneInputStreamOperator Interface for stream operators with one input.
OneInputStreamOperatorFactory A factory to create OneInputStreamOperator.
StreamOperatorFactory A factory to create StreamOperator.
StreamSink A StreamOperator for executing SinkFunctions.
StreamSource StreamOperator for streaming sources.
TwoInputStreamOperator Interface for stream operators with two inputs.

org.apache.flink.streaming.api.functions.query使用的org.apache.flink.streaming.api.operators中的类

类和说明
AbstractStreamOperator Base class for all stream operators.
KeyContext Inteface for setting and querying the current key of keyed operations.
OneInputStreamOperator Interface for stream operators with one input.
SetupableStreamOperator 已过时。 This class is deprecated in favour of using StreamOperatorFactory and it's StreamOperatorFactory.createStreamOperator(org.apache.flink.streaming.runtime.tasks.StreamTask<?, ?>, org.apache.flink.streaming.api.graph.StreamConfig, org.apache.flink.streaming.api.operators.Output<org.apache.flink.streaming.runtime.streamrecord.StreamRecord<OUT>>) and passing the required parameters to the Operator's constructor in create method.
StreamOperator Basic interface for stream operators.

org.apache.flink.streaming.api.functions.source使用的org.apache.flink.streaming.api.operators中的类

类和说明
AbstractStreamOperator Base class for all stream operators.
KeyContext Inteface for setting and querying the current key of keyed operations.
OneInputStreamOperator Interface for stream operators with one input.
OutputTypeConfigurable Stream operators can implement this interface if they need access to the output type information at StreamGraph generation.
SetupableStreamOperator 已过时。 This class is deprecated in favour of using StreamOperatorFactory and it's StreamOperatorFactory.createStreamOperator(org.apache.flink.streaming.runtime.tasks.StreamTask<?, ?>, org.apache.flink.streaming.api.graph.StreamConfig, org.apache.flink.streaming.api.operators.Output<org.apache.flink.streaming.runtime.streamrecord.StreamRecord<OUT>>) and passing the required parameters to the Operator's constructor in create method.
StreamOperator Basic interface for stream operators.

org.apache.flink.streaming.api.functions.windowing使用的org.apache.flink.streaming.api.operators中的类

类和说明
OutputTypeConfigurable Stream operators can implement this interface if they need access to the output type information at StreamGraph generation.

org.apache.flink.streaming.api.graph使用的org.apache.flink.streaming.api.operators中的类

类和说明
StreamOperator Basic interface for stream operators.
StreamOperatorFactory A factory to create StreamOperator.

org.apache.flink.streaming.api.operators使用的org.apache.flink.streaming.api.operators中的类

类和说明
AbstractStreamOperator Base class for all stream operators.
AbstractUdfStreamOperator This is used as the base class for operators that have a user-defined function.
ChainingStrategy Defines the chaining scheme for the operator.
InputFormatOperatorFactory Input format source operator factory.
InputSelection Describe the input selection that stream operators want to read records.
InputSelection.Builder Utility class for creating InputSelection.
InternalTimer Internal interface for in-flight timers.
InternalTimerService Interface for working with time and timers.
InternalTimersSnapshot A snapshot of internal timers, containing event and processing timers and the serializers to use to write / read them.
InternalTimersSnapshotReaderWriters.InternalTimersSnapshotReader A reader for a InternalTimersSnapshot.
InternalTimersSnapshotReaderWriters.InternalTimersSnapshotWriter A writer for a InternalTimersSnapshot.
InternalTimeServiceManager An entity keeping all the time-related services available to all operators extending the AbstractStreamOperator.
KeyContext Inteface for setting and querying the current key of keyed operations.
MailboxExecutor Executor like interface for an build around a mailbox-based execution model (see TaskMailbox).
OneInputStreamOperator Interface for stream operators with one input.
OperatorSnapshotFutures Result of StreamOperator.snapshotState(long, long, org.apache.flink.runtime.checkpoint.CheckpointOptions, org.apache.flink.runtime.state.CheckpointStreamFactory).
Output A StreamOperator is supplied with an object of this interface that can be used to emit elements and other messages, such as barriers and watermarks, from an operator.
OutputFormatOperatorFactory Interface for operator factories which create the sink operator containing an OutputFormat.
OutputTypeConfigurable Stream operators can implement this interface if they need access to the output type information at StreamGraph generation.
SetupableStreamOperator 已过时。 This class is deprecated in favour of using StreamOperatorFactory and it's StreamOperatorFactory.createStreamOperator(org.apache.flink.streaming.runtime.tasks.StreamTask<?, ?>, org.apache.flink.streaming.api.graph.StreamConfig, org.apache.flink.streaming.api.operators.Output<org.apache.flink.streaming.runtime.streamrecord.StreamRecord<OUT>>) and passing the required parameters to the Operator's constructor in create method.
SimpleOperatorFactory Simple factory which just wrap existed StreamOperator.
StreamingRuntimeContext Implementation of the RuntimeContext, for streaming operators.
StreamOperator Basic interface for stream operators.
StreamOperatorFactory A factory to create StreamOperator.
StreamOperatorStateContext This interface represents a context from which a stream operator can initialize everything connected to state such as e.g. backends, raw state, and timer service manager.
StreamSink A StreamOperator for executing SinkFunctions.
StreamSource StreamOperator for streaming sources.
StreamTaskStateInitializer This is the interface through which stream task expose a StreamOperatorStateContext to their operators.
TimerHeapInternalTimer Implementation of InternalTimer to use with a HeapPriorityQueueSet.
TimerSerializer A serializer for TimerHeapInternalTimer objects that produces a serialization format that is lexicographically aligned the priority of the timers.
TimerSerializerSnapshot Snapshot class for the TimerSerializer.
Triggerable Interface for things that can be called by InternalTimerService.
UdfStreamOperatorFactory Udf stream operator factory.

org.apache.flink.streaming.api.operators.async使用的org.apache.flink.streaming.api.operators中的类

类和说明
AbstractStreamOperator Base class for all stream operators.
AbstractUdfStreamOperator This is used as the base class for operators that have a user-defined function.
ChainingStrategy Defines the chaining scheme for the operator.
KeyContext Inteface for setting and querying the current key of keyed operations.
MailboxExecutor Executor like interface for an build around a mailbox-based execution model (see TaskMailbox).
OneInputStreamOperator Interface for stream operators with one input.
OneInputStreamOperatorFactory A factory to create OneInputStreamOperator.
Output A StreamOperator is supplied with an object of this interface that can be used to emit elements and other messages, such as barriers and watermarks, from an operator.
OutputTypeConfigurable Stream operators can implement this interface if they need access to the output type information at StreamGraph generation.
SetupableStreamOperator 已过时。 This class is deprecated in favour of using StreamOperatorFactory and it's StreamOperatorFactory.createStreamOperator(org.apache.flink.streaming.runtime.tasks.StreamTask<?, ?>, org.apache.flink.streaming.api.graph.StreamConfig, org.apache.flink.streaming.api.operators.Output<org.apache.flink.streaming.runtime.streamrecord.StreamRecord<OUT>>) and passing the required parameters to the Operator's constructor in create method.
StreamOperator Basic interface for stream operators.
StreamOperatorFactory A factory to create StreamOperator.
YieldingOperatorFactory An operator that needs access to the MailboxExecutor to yield to downstream operators needs to be created through a factory implementing this interface.

org.apache.flink.streaming.api.operators.async.queue使用的org.apache.flink.streaming.api.operators中的类

类和说明
TimestampedCollector Wrapper around an Output for user functions that expect a Output.

org.apache.flink.streaming.api.operators.co使用的org.apache.flink.streaming.api.operators中的类

类和说明
AbstractStreamOperator Base class for all stream operators.
AbstractUdfStreamOperator This is used as the base class for operators that have a user-defined function.
InternalTimer Internal interface for in-flight timers.
KeyContext Inteface for setting and querying the current key of keyed operations.
OutputTypeConfigurable Stream operators can implement this interface if they need access to the output type information at StreamGraph generation.
SetupableStreamOperator 已过时。 This class is deprecated in favour of using StreamOperatorFactory and it's StreamOperatorFactory.createStreamOperator(org.apache.flink.streaming.runtime.tasks.StreamTask<?, ?>, org.apache.flink.streaming.api.graph.StreamConfig, org.apache.flink.streaming.api.operators.Output<org.apache.flink.streaming.runtime.streamrecord.StreamRecord<OUT>>) and passing the required parameters to the Operator's constructor in create method.
StreamOperator Basic interface for stream operators.
TimestampedCollector Wrapper around an Output for user functions that expect a Output.
Triggerable Interface for things that can be called by InternalTimerService.
TwoInputStreamOperator Interface for stream operators with two inputs.

org.apache.flink.streaming.api.transformations使用的org.apache.flink.streaming.api.operators中的类

类和说明
ChainingStrategy Defines the chaining scheme for the operator.
OneInputStreamOperator Interface for stream operators with one input.
StreamOperatorFactory A factory to create StreamOperator.
StreamSink A StreamOperator for executing SinkFunctions.
StreamSource StreamOperator for streaming sources.
TwoInputStreamOperator Interface for stream operators with two inputs.

org.apache.flink.streaming.runtime.io使用的org.apache.flink.streaming.api.operators中的类

类和说明
InputSelectable Interface for stream operators that can select the input to get StreamRecord.
Output A StreamOperator is supplied with an object of this interface that can be used to emit elements and other messages, such as barriers and watermarks, from an operator.
SourceReaderOperator Base source operator only used for integrating the source reader which is proposed by FLIP-27.
TwoInputStreamOperator Interface for stream operators with two inputs.

org.apache.flink.streaming.runtime.operators使用的org.apache.flink.streaming.api.operators中的类

类和说明
AbstractStreamOperator Base class for all stream operators.
AbstractUdfStreamOperator This is used as the base class for operators that have a user-defined function.
KeyContext Inteface for setting and querying the current key of keyed operations.
OneInputStreamOperator Interface for stream operators with one input.
OutputTypeConfigurable Stream operators can implement this interface if they need access to the output type information at StreamGraph generation.
SetupableStreamOperator 已过时。 This class is deprecated in favour of using StreamOperatorFactory and it's StreamOperatorFactory.createStreamOperator(org.apache.flink.streaming.runtime.tasks.StreamTask<?, ?>, org.apache.flink.streaming.api.graph.StreamConfig, org.apache.flink.streaming.api.operators.Output<org.apache.flink.streaming.runtime.streamrecord.StreamRecord<OUT>>) and passing the required parameters to the Operator's constructor in create method.
StreamOperator Basic interface for stream operators.

org.apache.flink.streaming.runtime.operators.windowing使用的org.apache.flink.streaming.api.operators中的类

类和说明
AbstractStreamOperator Base class for all stream operators.
AbstractUdfStreamOperator This is used as the base class for operators that have a user-defined function.
InternalTimer Internal interface for in-flight timers.
InternalTimerService Interface for working with time and timers.
KeyContext Inteface for setting and querying the current key of keyed operations.
OneInputStreamOperator Interface for stream operators with one input.
OutputTypeConfigurable Stream operators can implement this interface if they need access to the output type information at StreamGraph generation.
SetupableStreamOperator 已过时。 This class is deprecated in favour of using StreamOperatorFactory and it's StreamOperatorFactory.createStreamOperator(org.apache.flink.streaming.runtime.tasks.StreamTask<?, ?>, org.apache.flink.streaming.api.graph.StreamConfig, org.apache.flink.streaming.api.operators.Output<org.apache.flink.streaming.runtime.streamrecord.StreamRecord<OUT>>) and passing the required parameters to the Operator's constructor in create method.
StreamOperator Basic interface for stream operators.
TimestampedCollector Wrapper around an Output for user functions that expect a Output.
Triggerable Interface for things that can be called by InternalTimerService.

org.apache.flink.streaming.runtime.tasks使用的org.apache.flink.streaming.api.operators中的类

类和说明
Output A StreamOperator is supplied with an object of this interface that can be used to emit elements and other messages, such as barriers and watermarks, from an operator.
StreamOperator Basic interface for stream operators.
StreamSource StreamOperator for streaming sources.
StreamTaskStateInitializer This is the interface through which stream task expose a StreamOperatorStateContext to their operators.

org.apache.flink.streaming.runtime.tasks.mailbox使用的org.apache.flink.streaming.api.operators中的类

类和说明
MailboxExecutor Executor like interface for an build around a mailbox-based execution model (see TaskMailbox).