com.chemaxon.overlap.partialresult

Class OneKeeperPartialResultHolder<R>

java.lang.Object

com.chemaxon.overlap.partialresult.OneKeeperPartialResultHolder<R>

All Implemented Interfaces:

PartialResultConsumer<R>, PartialResultHolder<R>, PartialResultProvider<R>

public class OneKeeperPartialResultHolder<R>
extends Object
implements PartialResultHolder<R>

A holder that help saving performance by keeps only one result, clear it on take, and only accepts new if previous has been taken.

Constructor Summary

Constructors

Constructor and Description
OneKeeperPartialResultHolder()

Method Summary

Modifier and Type	Method and Description
void	accept(R result) Accepts the result.
void	acceptIfNeeded(Supplier<R> supplier) Accepts only if previous result has been taken before.
Optional<R>	take() Takes partial result if exists.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.chemaxon.overlap.partialresult.PartialResultHolder

nullInstance

Methods inherited from interface com.chemaxon.overlap.partialresult.PartialResultConsumer

nullConsumer, transform

Constructor Detail

OneKeeperPartialResultHolder

public OneKeeperPartialResultHolder()

Method Detail

accept

public void accept(R result)

Description copied from interface: PartialResultConsumer

Accepts the result. Param may be used by the implementation (maybe on another thread) after this method returns.

Specified by:

accept in interface PartialResultConsumer<R>

acceptIfNeeded

public void acceptIfNeeded(Supplier<R> supplier)

Accepts only if previous result has been taken before.

Specified by:

acceptIfNeeded in interface PartialResultConsumer<R>

take

public Optional<R> take()

Description copied from interface: PartialResultProvider

Takes partial result if exists.

Specified by:

take in interface PartialResultProvider<R>

Returns:

result if exists or empty if it has been taken before (not idempotent)