CompletableFromPublisher.java

/**
 * Copyright 2016 Netflix, Inc.
 * 
 * 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 io.reactivex.internal.operators.completable;

import org.reactivestreams.*;

import io.reactivex.*;
import io.reactivex.disposables.Disposables;

public final class CompletableFromPublisher<T> extends Completable {

    final Publisher<T> flowable;
    
    public CompletableFromPublisher(Publisher<T> flowable) {
        this.flowable = flowable;
    }

    @Override
    protected void subscribeActual(final CompletableObserver cs) {
        flowable.subscribe(new Subscriber<T>() {

            @Override
            public void onComplete() {
                cs.onComplete();
            }

            @Override
            public void onError(Throwable t) {
                cs.onError(t);
            }

            @Override
            public void onNext(T t) {
                // ignored
            }

            @Override
            public void onSubscribe(Subscription s) {
                cs.onSubscribe(Disposables.from(s));
                s.request(Long.MAX_VALUE);
            }
            
        });
    }

}