org.apache.flink.api.java.functions

Class RichFilterFunction<T>

java.lang.Object

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

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

Type Parameters:

T - The type of the filtered elements.

All Implemented Interfaces:

Serializable, FilterFunction<T>, Function, RichFunction

public abstract class RichFilterFunction<T>
extends AbstractRichFunction
implements FilterFunction<T>

Rich variant of the FilterFunction. 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
RichFilterFunction()

Method Summary

Methods

Modifier and Type	Method and Description
abstract boolean	filter(T value)

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

RichFilterFunction

public RichFilterFunction()

Method Detail

filter

public abstract boolean filter(T value)
                        throws Exception

Specified by:

filter in interface FilterFunction<T>

Throws:

Exception