/*
* 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.
*/
package reactor.core.publisher;
import java.util.Objects;
import java.util.function.Function;
import reactor.core.CoreSubscriber;
import reactor.core.Fuseable;
import reactor.util.context.Context;
final class MonoSubscriberContext<T> extends MonoOperator<T, T> implements Fuseable {
final Function<Context, Context> doOnContext;
MonoSubscriberContext(Mono<? extends T> source,
Function<Context, Context> doOnContext) {
super(source);
this.doOnContext = Objects.requireNonNull(doOnContext, "doOnContext");
}
@Override
public void subscribe(CoreSubscriber<? super T> actual) {
Context c;
try {
c = doOnContext.apply(actual.currentContext());
}
catch (Throwable t) {
Operators.error(actual, Operators.onOperatorError(t, actual.currentContext()));
return;
}
source.subscribe(new FluxContextStart.ContextStartSubscriber<>(actual, c));
}
}