io.ray.streaming.api.function.internal

Class CollectionSourceFunction<T>

java.lang.Object

io.ray.streaming.api.function.internal.CollectionSourceFunction<T>

Type Parameters:

T - Type of the data output by the source.

All Implemented Interfaces:

Function, SourceFunction<T>, Serializable

public class CollectionSourceFunction<T>
extends Object
implements SourceFunction<T>

The SourceFunction that fetch data from a Java Collection object.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface io.ray.streaming.api.function.impl.SourceFunction

SourceFunction.SourceContext<T>

Constructor Summary

Constructors

Constructor and Description
CollectionSourceFunction(Collection<T> values)

Method Summary

Modifier and Type	Method and Description
void	close()
void	fetch(SourceFunction.SourceContext<T> ctx)
void	init(int totalParallel, int currentIndex)

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.ray.streaming.api.function.Function

loadCheckpoint, saveCheckpoint

Constructor Detail

CollectionSourceFunction

public CollectionSourceFunction(Collection<T> values)

Method Detail

init

public void init(int totalParallel,
                 int currentIndex)

Specified by:

init in interface SourceFunction<T>

fetch

public void fetch(SourceFunction.SourceContext<T> ctx)
           throws Exception

Specified by:

fetch in interface SourceFunction<T>

Throws:

Exception

close

public void close()

Specified by:

close in interface SourceFunction<T>