org.apache.flink.api.java.functions

Class RichCrossFunction<IN1,IN2,OUT>

java.lang.Object

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

org.apache.flink.api.java.functions.RichCrossFunction<IN1,IN2,OUT>

Type Parameters:

IN1 - The type of the elements in the first input.

IN2 - The type of the elements in the second input.

OUT - The type of the result elements.

All Implemented Interfaces:

Serializable, CrossFunction<IN1,IN2,OUT>, Function, RichFunction

public abstract class RichCrossFunction<IN1,IN2,OUT>
extends AbstractRichFunction
implements CrossFunction<IN1,IN2,OUT>

Rich variant of the CrossFunction. 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
RichCrossFunction()

Method Summary

Methods

Modifier and Type	Method and Description
abstract OUT	cross(IN1 first, IN2 second)

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

RichCrossFunction

public RichCrossFunction()

Method Detail

cross

public abstract OUT cross(IN1 first,
        IN2 second)
                   throws Exception

Specified by:

cross in interface CrossFunction<IN1,IN2,OUT>

Throws:

Exception