org.apache.flink.api.java.functions

Class RichFlatCombineFunction<T>

java.lang.Object

org.apache.flink.api.common.functions.AbstractRichFunction

org.apache.flink.api.java.functions.RichFlatCombineFunction<T>

Type Parameters:

T - The data type of the elements to be combined.

All Implemented Interfaces:

Serializable, FlatCombineFunction<T>, Function, RichFunction

public abstract class RichFlatCombineFunction<T>
extends AbstractRichFunction
implements FlatCombineFunction<T>

Rich variant of the FlatCombineFunction. As a RichFunction, it gives access to the RuntimeContext and provides setup and teardown methods: RichFunction.open(org.apache.flink.configuration.Configuration) and RichFunction.close().

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
RichFlatCombineFunction()

Method Summary

Methods

Modifier and Type	Method and Description
abstract void	combine(Iterable<T> values, Collector<T> out)

Methods inherited from class org.apache.flink.api.common.functions.AbstractRichFunction

close, getIterationRuntimeContext, getRuntimeContext, open, setRuntimeContext

Methods inherited from class java.lang.Object

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

Constructor Detail

RichFlatCombineFunction

public RichFlatCombineFunction()

Method Detail

combine

public abstract void combine(Iterable<T> values,
           Collector<T> out)
                      throws Exception

Specified by:

combine in interface FlatCombineFunction<T>

Throws:

Exception