hu.akarnokd.rxjava2.joins.ActivePlan6 Maven / Gradle / Ivy

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rxjava2-extensions developed by David Karnok
There is a newer version: 0.20.10
/*
 * Copyright 2016-2018 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.rxjava2.joins;

import hu.akarnokd.rxjava2.functions.Consumer6;
import io.reactivex.Notification;
import io.reactivex.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
 */
final class ActivePlan6 extends ActivePlan0 {
    private final Consumer6 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;

    ActivePlan6(
            JoinObserver1 jo1,
            JoinObserver1 jo2,
            JoinObserver1 jo3,
            JoinObserver1 jo4,
            JoinObserver1 jo5,
            JoinObserver1 jo6,
            Consumer6 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;
        addJoinObserver(jo1);
        addJoinObserver(jo2);
        addJoinObserver(jo3);
        addJoinObserver(jo4);
        addJoinObserver(jo5);
        addJoinObserver(jo6);
    }

    @Override
    protected void match() throws Exception {
        if (!jo1.queue().isEmpty()
                && !jo2.queue().isEmpty()
                && !jo3.queue().isEmpty()
                && !jo4.queue().isEmpty()
                && !jo5.queue().isEmpty()
                && !jo6.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();

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

}