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ReactorCallAdapter.java
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ReactorCallAdapter.java
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/*
* Copyright (C) 2016 Jake Wharton
*
* 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 com.jakewharton.retrofit2.adapter.reactor;
import java.lang.reflect.Type;
import java.util.function.Consumer;
import reactor.core.publisher.Flux;
import reactor.core.publisher.FluxSink;
import reactor.core.scheduler.Scheduler;
import retrofit2.Call;
import retrofit2.CallAdapter;
import retrofit2.Response;
import static reactor.core.publisher.FluxSink.OverflowStrategy.LATEST;
final class ReactorCallAdapter<R> implements CallAdapter<R, Object> {
private final Type responseType;
private final Scheduler scheduler;
private final boolean isAsync;
private final boolean isResult;
private final boolean isBody;
private final boolean isMono;
ReactorCallAdapter(Type responseType, Scheduler scheduler, boolean isAsync, boolean isResult,
boolean isBody, boolean isMono) {
this.responseType = responseType;
this.scheduler = scheduler;
this.isAsync = isAsync;
this.isResult = isResult;
this.isBody = isBody;
this.isMono = isMono;
}
@Override public Type responseType() {
return responseType;
}
@Override public Object adapt(Call<R> call) {
Consumer<FluxSink<Response<R>>> consumer = isAsync
? new EnqueueSinkConsumer<>(call)
: new ExecuteSinkConsumer<>(call);
Flux<Response<R>> responseFlux = Flux.create(consumer, LATEST);
Flux<?> flux;
if (isResult) {
flux = new ResultFlux<>(responseFlux);
} else if (isBody) {
flux = new BodyFlux<>(responseFlux);
} else {
flux = responseFlux;
}
if (scheduler != null) {
flux = flux.subscribeOn(scheduler);
}
if (isMono) {
return flux.single();
}
return flux;
}
}