hu.akarnokd.rxjava2.debug.FlowableOnAssemblyScalarCallable 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.debug;

import org.reactivestreams.*;

import hu.akarnokd.rxjava2.debug.FlowableOnAssembly.*;
import io.reactivex.Flowable;
import io.reactivex.internal.fuseable.*;

/**
 * Wraps a Publisher and inject the assembly info.
 *
 * @param  the value type
 */
final class FlowableOnAssemblyScalarCallable extends Flowable implements ScalarCallable {

    final Publisher source;

    final RxJavaAssemblyException assembled;

    FlowableOnAssemblyScalarCallable(Publisher source) {
        this.source = source;
        this.assembled = new RxJavaAssemblyException();
    }

    @Override
    protected void subscribeActual(Subscriber s) {
        if (s instanceof ConditionalSubscriber) {
            source.subscribe(new OnAssemblyConditionalSubscriber((ConditionalSubscriber)s, assembled));
        } else {
            source.subscribe(new OnAssemblySubscriber(s, assembled));
        }
    }

    @SuppressWarnings("unchecked")
    @Override
    public T call() {
        return ((ScalarCallable)source).call();
    }
}