hu.akarnokd.rxjava3.joins.ActivePlan8 Maven / Gradle / Ivy

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RxJava 3.x extra sources, operators and components and ports of many 1.x companion libraries.
There is a newer version: 3.1.1
/*
 * Copyright 2016-2019 David Karnok
 *
 * 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.
 */

package hu.akarnokd.rxjava3.joins;

import hu.akarnokd.rxjava3.functions.Consumer8;
import io.reactivex.rxjava3.core.Notification;
import io.reactivex.rxjava3.functions.Action;

/**
 * Represents an active plan.
 * @param  the first value type
 * @param  the second value type
 * @param  the third value type
 * @param  the fourth value type
 * @param  the fifth value type
 * @param  the sixth value type
 * @param  the sevent value type
 * @param  the eighth value type
 */
final class ActivePlan8 extends ActivePlan0 {
    private final Consumer8 onNext;
    private final Action onCompleted;
    private final JoinObserver1 jo1;
    private final JoinObserver1 jo2;
    private final JoinObserver1 jo3;
    private final JoinObserver1 jo4;
    private final JoinObserver1 jo5;
    private final JoinObserver1 jo6;
    private final JoinObserver1 jo7;
    private final JoinObserver1 jo8;

    ActivePlan8(
            JoinObserver1 jo1,
            JoinObserver1 jo2,
            JoinObserver1 jo3,
            JoinObserver1 jo4,
            JoinObserver1 jo5,
            JoinObserver1 jo6,
            JoinObserver1 jo7,
            JoinObserver1 jo8,
            Consumer8 onNext,
            Action onCompleted) {
        this.onNext = onNext;
        this.onCompleted = onCompleted;
        this.jo1 = jo1;
        this.jo2 = jo2;
        this.jo3 = jo3;
        this.jo4 = jo4;
        this.jo5 = jo5;
        this.jo6 = jo6;
        this.jo7 = jo7;
        this.jo8 = jo8;
        addJoinObserver(jo1);
        addJoinObserver(jo2);
        addJoinObserver(jo3);
        addJoinObserver(jo4);
        addJoinObserver(jo5);
        addJoinObserver(jo6);
        addJoinObserver(jo7);
        addJoinObserver(jo8);
    }

    @Override
    protected void match() throws Throwable {
        if (!jo1.queue().isEmpty()
                && !jo2.queue().isEmpty()
                && !jo3.queue().isEmpty()
                && !jo4.queue().isEmpty()
                && !jo5.queue().isEmpty()
                && !jo6.queue().isEmpty()
                && !jo7.queue().isEmpty()
                && !jo8.queue().isEmpty()
        ) {
            Notification n1 = jo1.queue().peek();
            Notification n2 = jo2.queue().peek();
            Notification n3 = jo3.queue().peek();
            Notification n4 = jo4.queue().peek();
            Notification n5 = jo5.queue().peek();
            Notification n6 = jo6.queue().peek();
            Notification n7 = jo7.queue().peek();
            Notification n8 = jo8.queue().peek();

            if (n1.isOnComplete()
                    || n2.isOnComplete()
                    || n3.isOnComplete()
                    || n4.isOnComplete()
                    || n5.isOnComplete()
                    || n6.isOnComplete()
                    || n7.isOnComplete()
                    || n8.isOnComplete()
            ) {
                onCompleted.run();
            } else {
                dequeue();
                onNext.accept(
                        n1.getValue(),
                        n2.getValue(),
                        n3.getValue(),
                        n4.getValue(),
                        n5.getValue(),
                        n6.getValue(),
                        n7.getValue(),
                        n8.getValue()
                );
            }
        }
    }

}