/*
 * Copyright (c) 2011-2017 Pivotal Software Inc, All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
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package reactor.core.publisher;

import java.util.function.Consumer;
import java.util.function.LongConsumer;

import org.reactivestreams.Subscription;
import reactor.core.CoreSubscriber;
import reactor.core.Fuseable;
import reactor.util.annotation.Nullable;

Peeks out values that make a filter function return false.
Type parameters:
  • <T> – the value type
See Also:
/** * Peeks out values that make a filter function return false. * * @param <T> the value type * @see <a href="https://github.com/reactor/reactive-streams-commons">Reactive-Streams-Commons</a> * */
final class MonoPeekFuseable<T> extends MonoOperator<T, T> implements Fuseable, SignalPeek<T> { final Consumer<? super Subscription> onSubscribeCall; final Consumer<? super T> onNextCall; final Consumer<? super Throwable> onErrorCall; final Runnable onCompleteCall; final LongConsumer onRequestCall; final Runnable onCancelCall; MonoPeekFuseable(Mono<? extends T> source, @Nullable Consumer<? super Subscription> onSubscribeCall, @Nullable Consumer<? super T> onNextCall, @Nullable Consumer<? super Throwable> onErrorCall, @Nullable Runnable onCompleteCall, @Nullable LongConsumer onRequestCall, @Nullable Runnable onCancelCall) { super(source); this.onSubscribeCall = onSubscribeCall; this.onNextCall = onNextCall; this.onErrorCall = onErrorCall; this.onCompleteCall = onCompleteCall; this.onRequestCall = onRequestCall; this.onCancelCall = onCancelCall; } @Override @SuppressWarnings("unchecked") public void subscribe(CoreSubscriber<? super T> actual) { if (actual instanceof ConditionalSubscriber) { source.subscribe(new FluxPeekFuseable.PeekFuseableConditionalSubscriber<>((ConditionalSubscriber<? super T>) actual, this)); return; } source.subscribe(new FluxPeekFuseable.PeekFuseableSubscriber<>(actual, this)); } @Override @Nullable public Consumer<? super Subscription> onSubscribeCall() { return onSubscribeCall; } @Override @Nullable public Consumer<? super T> onNextCall() { return onNextCall; } @Override @Nullable public Consumer<? super Throwable> onErrorCall() { return onErrorCall; } @Override @Nullable public Runnable onCompleteCall() { return onCompleteCall; } @Override @Nullable public Runnable onAfterTerminateCall() { return null; } @Override @Nullable public LongConsumer onRequestCall() { return onRequestCall; } @Override @Nullable public Runnable onCancelCall() { return onCancelCall; } }