org.apache.beam.sdk.values

Class PCollectionViews.ListViewFn<T>

java.lang.Object

org.apache.beam.sdk.transforms.ViewFn<Materializations.MultimapView<java.lang.Void,T>,java.util.List<T>>

org.apache.beam.sdk.values.PCollectionViews.ListViewFn<T>

All Implemented Interfaces:

java.io.Serializable

Enclosing class:

PCollectionViews

Deprecated.

See PCollectionViews.ListViewFn2.

@Deprecated
 @Experimental(value=CORE_RUNNERS_ONLY)
public static class PCollectionViews.ListViewFn<T>
extends ViewFn<Materializations.MultimapView<java.lang.Void,T>,java.util.List<T>>

Implementation which is able to adapt a multimap materialization to a List<T>.

For internal use only.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
ListViewFn(PCollectionViews.TypeDescriptorSupplier<T> typeDescriptorSupplier) Deprecated.

Method Summary

Modifier and Type	Method and Description
java.util.List<T>	apply(Materializations.MultimapView<java.lang.Void,T> primitiveViewT) Deprecated. A function to adapt a primitive view type to a desired view type.
boolean	equals(@Nullable java.lang.Object other) Deprecated.
Materialization<Materializations.MultimapView<java.lang.Void,T>>	getMaterialization() Deprecated. Gets the materialization of this ViewFn.
TypeDescriptor<java.util.List<T>>	getTypeDescriptor() Deprecated. Return the TypeDescriptor describing the output of this fn.
int	hashCode() Deprecated.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ListViewFn

public ListViewFn(PCollectionViews.TypeDescriptorSupplier<T> typeDescriptorSupplier)

Deprecated.

Method Detail

getMaterialization

public Materialization<Materializations.MultimapView<java.lang.Void,T>> getMaterialization()

Deprecated.

Description copied from class: ViewFn

Gets the materialization of this ViewFn.

Specified by:

getMaterialization in class ViewFn<Materializations.MultimapView<java.lang.Void,T>,java.util.List<T>>

apply

public java.util.List<T> apply(Materializations.MultimapView<java.lang.Void,T> primitiveViewT)

Deprecated.

Description copied from class: ViewFn

A function to adapt a primitive view type to a desired view type.

Specified by:

apply in class ViewFn<Materializations.MultimapView<java.lang.Void,T>,java.util.List<T>>

getTypeDescriptor

public TypeDescriptor<java.util.List<T>> getTypeDescriptor()

Deprecated.

Description copied from class: ViewFn

Return the TypeDescriptor describing the output of this fn.

Specified by:

getTypeDescriptor in class ViewFn<Materializations.MultimapView<java.lang.Void,T>,java.util.List<T>>

equals

public boolean equals(@Nullable java.lang.Object other)

Deprecated.

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Deprecated.

Overrides:

hashCode in class java.lang.Object