org.apache.beam.runners.gearpump.translators.io

Class ValuesSource<T>

java.lang.Object

org.apache.beam.sdk.io.Source<OutputT>

org.apache.beam.sdk.io.UnboundedSource<T,org.apache.beam.sdk.io.UnboundedSource.CheckpointMark>

org.apache.beam.runners.gearpump.translators.io.ValuesSource<T>

All Implemented Interfaces:

java.io.Serializable, org.apache.beam.sdk.transforms.display.HasDisplayData

public class ValuesSource<T>
extends org.apache.beam.sdk.io.UnboundedSource<T,org.apache.beam.sdk.io.UnboundedSource.CheckpointMark>

unbounded source that reads from a Java Iterable.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.beam.sdk.io.UnboundedSource

org.apache.beam.sdk.io.UnboundedSource.CheckpointMark, org.apache.beam.sdk.io.UnboundedSource.UnboundedReader<OutputT>

Nested classes/interfaces inherited from class org.apache.beam.sdk.io.Source

org.apache.beam.sdk.io.Source.Reader<T>

Constructor Summary

Constructors

Constructor and Description
ValuesSource(java.lang.Iterable<T> values, org.apache.beam.sdk.coders.Coder<T> coder)

Method Summary

Modifier and Type	Method and Description
org.apache.beam.sdk.io.UnboundedSource.UnboundedReader<T>	createReader(org.apache.beam.sdk.options.PipelineOptions options, org.apache.beam.sdk.io.UnboundedSource.CheckpointMark checkpointMark)
org.apache.beam.sdk.coders.Coder<org.apache.beam.sdk.io.UnboundedSource.CheckpointMark>	getCheckpointMarkCoder()
org.apache.beam.sdk.coders.Coder<T>	getDefaultOutputCoder()
java.util.List<? extends org.apache.beam.sdk.io.UnboundedSource<T,org.apache.beam.sdk.io.UnboundedSource.CheckpointMark>>	split(int desiredNumSplits, org.apache.beam.sdk.options.PipelineOptions options)

Methods inherited from class org.apache.beam.sdk.io.UnboundedSource

requiresDeduping

Methods inherited from class org.apache.beam.sdk.io.Source

getOutputCoder, populateDisplayData, validate

Methods inherited from class java.lang.Object

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

Constructor Detail

ValuesSource

public ValuesSource(java.lang.Iterable<T> values,
                    org.apache.beam.sdk.coders.Coder<T> coder)

Method Detail

split

public java.util.List<? extends org.apache.beam.sdk.io.UnboundedSource<T,org.apache.beam.sdk.io.UnboundedSource.CheckpointMark>> split(int desiredNumSplits,
                                                                                                                                       org.apache.beam.sdk.options.PipelineOptions options)
                                                                                                                                throws java.lang.Exception

Specified by:

split in class org.apache.beam.sdk.io.UnboundedSource<T,org.apache.beam.sdk.io.UnboundedSource.CheckpointMark>

Throws:

java.lang.Exception

createReader

public org.apache.beam.sdk.io.UnboundedSource.UnboundedReader<T> createReader(org.apache.beam.sdk.options.PipelineOptions options,
                                                                              @Nullable
                                                                              org.apache.beam.sdk.io.UnboundedSource.CheckpointMark checkpointMark)

Specified by:

createReader in class org.apache.beam.sdk.io.UnboundedSource<T,org.apache.beam.sdk.io.UnboundedSource.CheckpointMark>

getCheckpointMarkCoder

@Nullable
public org.apache.beam.sdk.coders.Coder<org.apache.beam.sdk.io.UnboundedSource.CheckpointMark> getCheckpointMarkCoder()

Specified by:

getCheckpointMarkCoder in class org.apache.beam.sdk.io.UnboundedSource<T,org.apache.beam.sdk.io.UnboundedSource.CheckpointMark>

getDefaultOutputCoder

public org.apache.beam.sdk.coders.Coder<T> getDefaultOutputCoder()

Overrides:

getDefaultOutputCoder in class org.apache.beam.sdk.io.Source<T>