org.apache.beam.sdk.transforms.reflect (core 2.23.0 API)

Interface Summary
Interface	Description
DoFnInvoker<InputT,OutputT>	Interface for invoking the `DoFn` processing methods.
DoFnInvoker.ArgumentProvider<InputT,OutputT>	Interface for runner implementors to provide implementations of extra context information.
DoFnSignature.DoFnMethod	A method delegated to an annotated method of an underlying `DoFn`.
DoFnSignature.MethodWithExtraParameters	A method delegated to an annotated method of an underlying `DoFn` that accepts a dynamic list of parameters.
DoFnSignature.Parameter.Cases<ResultT>	An interface for destructuring a `DoFnSignature.Parameter`.
OnTimerInvoker<InputT,OutputT>	Interface for invoking the `DoFn.OnTimer` method for a particular timer.

Class Summary
Class	Description
DoFnInvoker.BaseArgumentProvider<InputT,OutputT>	This `DoFnInvoker.ArgumentProvider` throws `UnsupportedOperationException` for all parameters.
DoFnInvoker.DelegatingArgumentProvider<InputT,OutputT>	An `DoFnInvoker.ArgumentProvider` that forwards all calls to the supplied `delegate`.
DoFnInvoker.FakeArgumentProvider<InputT,OutputT>	A fake `DoFnInvoker.ArgumentProvider` used during testing.
DoFnInvokers	Static utilities for working with `DoFnInvoker`.
DoFnSignature	Describes the signature of a `DoFn`, in particular, which features it uses, which extra context it requires, types of the input and output elements, etc.
DoFnSignature.BundleMethod	Describes a `DoFn.StartBundle` or `DoFn.FinishBundle` method.
DoFnSignature.FieldAccessDeclaration	Decscribes a field access declaration.
DoFnSignature.GetInitialRestrictionMethod	Describes a `DoFn.GetInitialRestriction` method.
DoFnSignature.GetInitialWatermarkEstimatorStateMethod	Describes a `DoFn.GetInitialWatermarkEstimatorState` method.
DoFnSignature.GetRestrictionCoderMethod	Describes a `DoFn.GetRestrictionCoder` method.
DoFnSignature.GetSizeMethod	Describes a `DoFn.GetSize` method.
DoFnSignature.GetWatermarkEstimatorStateCoderMethod	Describes a `DoFn.GetRestrictionCoder` method.
DoFnSignature.LifecycleMethod	Describes a `DoFn.Setup` or `DoFn.Teardown` method.
DoFnSignature.NewTrackerMethod	Describes a `DoFn.NewTracker` method.
DoFnSignature.NewWatermarkEstimatorMethod	Describes a `DoFn.NewWatermarkEstimator` method.
DoFnSignature.OnTimerFamilyMethod	Describes a `DoFn.OnTimerFamily` method.
DoFnSignature.OnTimerMethod	Describes a `DoFn.OnTimer` method.
DoFnSignature.OnWindowExpirationMethod	Describes a `DoFn.OnWindowExpiration` method.
DoFnSignature.Parameter	A descriptor for an optional parameter of the `DoFn.ProcessElement` method.
DoFnSignature.Parameter.BundleFinalizerParameter	Descriptor for a `DoFnSignature.Parameter` of type `DoFn.BundleFinalizer`.
DoFnSignature.Parameter.Cases.WithDefault<ResultT>	A base class for a visitor with a default method for cases it is not interested in.
DoFnSignature.Parameter.ElementParameter	Descriptor for a `DoFnSignature.Parameter` of type `DoFn.Element`.
DoFnSignature.Parameter.FinishBundleContextParameter	Descriptor for a `DoFnSignature.Parameter` of type `DoFn.FinishBundleContext`.
DoFnSignature.Parameter.KeyParameter
DoFnSignature.Parameter.OnTimerContextParameter	Descriptor for a `DoFnSignature.Parameter` of type `DoFn.OnTimerContext`.
DoFnSignature.Parameter.OnWindowExpirationContextParameter	Descriptor for a `DoFnSignature.Parameter` of type `DoFn.OnWindowExpirationContext`.
DoFnSignature.Parameter.OutputReceiverParameter	Descriptor for a `DoFnSignature.Parameter` of type `DoFn.OutputReceiver`.
DoFnSignature.Parameter.PaneInfoParameter	Descriptor for a `DoFnSignature.Parameter` of type `PaneInfo`.
DoFnSignature.Parameter.PipelineOptionsParameter	Descriptor for a `DoFnSignature.Parameter` of a subtype of `PipelineOptions`.
DoFnSignature.Parameter.ProcessContextParameter	Descriptor for a `DoFnSignature.Parameter` of type `DoFn.ProcessContext`.
DoFnSignature.Parameter.RestrictionParameter	Descriptor for a `DoFnSignature.Parameter` of type `DoFn.Restriction`.
DoFnSignature.Parameter.RestrictionTrackerParameter	Descriptor for a `DoFnSignature.Parameter` of a subclass of `RestrictionTracker`.
DoFnSignature.Parameter.SchemaElementParameter	Descriptor for a (@link Parameter} of type `DoFn.Element` where the type does not match the DoFn's input type.
DoFnSignature.Parameter.SchemaElementParameter.Builder	Builder class.
DoFnSignature.Parameter.SideInputParameter	Descriptor for a `DoFnSignature.Parameter` of type `DoFn.SideInput`.
DoFnSignature.Parameter.SideInputParameter.Builder	Builder class.
DoFnSignature.Parameter.StartBundleContextParameter	Descriptor for a `DoFnSignature.Parameter` of type `DoFn.StartBundleContext`.
DoFnSignature.Parameter.StateParameter	Descriptor for a `DoFnSignature.Parameter` of a subclass of `State`, with an id indicated by its `DoFn.StateId` annotation.
DoFnSignature.Parameter.TaggedOutputReceiverParameter	Descriptor for a `DoFnSignature.Parameter` of type `DoFn.MultiOutputReceiver`.
DoFnSignature.Parameter.TimeDomainParameter	Descriptor for a `DoFnSignature.Parameter` representing the time domain of a timer.
DoFnSignature.Parameter.TimerFamilyParameter	Descriptor for a `DoFnSignature.Parameter` of type `DoFn.TimerFamily`.
DoFnSignature.Parameter.TimerIdParameter
DoFnSignature.Parameter.TimerParameter	Descriptor for a `DoFnSignature.Parameter` of type `Timer`, with an id indicated by its `DoFn.TimerId` annotation.
DoFnSignature.Parameter.TimestampParameter	Descriptor for a `DoFnSignature.Parameter` of type `DoFn.Timestamp`.
DoFnSignature.Parameter.WatermarkEstimatorParameter	Descriptor for a `DoFnSignature.Parameter` of type `DoFn.WatermarkEstimatorState`.
DoFnSignature.Parameter.WatermarkEstimatorStateParameter	Descriptor for a `DoFnSignature.Parameter` of type `DoFn.WatermarkEstimatorState`.
DoFnSignature.Parameter.WindowParameter	Descriptor for a `DoFnSignature.Parameter` of type `BoundedWindow`.
DoFnSignature.ProcessElementMethod	Describes a `DoFn.ProcessElement` method.
DoFnSignature.SplitRestrictionMethod	Describes a `DoFn.SplitRestriction` method.
DoFnSignature.StateDeclaration	Describes a state declaration; a field of type `StateSpec` annotated with `DoFn.StateId`.
DoFnSignature.TimerDeclaration	Describes a timer declaration; a field of type `TimerSpec` annotated with `DoFn.TimerId`.
DoFnSignature.TimerFamilyDeclaration	Describes a timer family declaration; a field of type `TimerSpec` annotated with `DoFn.TimerFamily`.
DoFnSignatures	Utilities for working with `DoFnSignature`.

Package org.apache.beam.sdk.transforms.reflect Description

For internal use only; no backwards-compatibility guarantees.

Defines reflection-based utilities for analyzing DoFn's and creating DoFnSignature's and DoFnInvoker's from them.