org.apache.flink.statefun.sdk.match

Class StatefulMatchFunction

java.lang.Object

org.apache.flink.statefun.sdk.match.StatefulMatchFunction

All Implemented Interfaces:

StatefulFunction

public abstract class StatefulMatchFunction
extends java.lang.Object
implements StatefulFunction

A StatefulMatchFunction is an utility StatefulFunction that supports pattern matching on function inputs to decide how the inputs should be processed.

Please see MatchBinder for the supported types of pattern matching.

See Also:

MatchBinder

Constructor Summary

Constructors

Constructor and Description
StatefulMatchFunction()

Method Summary

Modifier and Type	Method and Description
abstract void	configure(MatchBinder binder) Configures the patterns to match for the function's inputs.
void	invoke(Context context, java.lang.Object input) Invokes this function with a given input.

Methods inherited from class java.lang.Object

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

Constructor Detail

StatefulMatchFunction

public StatefulMatchFunction()

Method Detail

configure

public abstract void configure(MatchBinder binder)

Configures the patterns to match for the function's inputs.

Parameters:

binder - a MatchBinder to bind patterns on.

invoke

public final void invoke(Context context,
                         java.lang.Object input)

Description copied from interface: StatefulFunction

Invokes this function with a given input.

Specified by:

invoke in interface StatefulFunction

Parameters:

context - context for the current invocation. The provided context instance should not be used outside the scope of the current invocation.

input - input for the current invocation.