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Reactive Wrapper for Feign Clients

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/*
 * Copyright © 2012 The Feign Authors ([email protected])
 *
 * 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 feign.reactive;

import feign.InvocationHandlerFactory.MethodHandler;
import feign.Target;
import io.reactivex.Flowable;
import io.reactivex.Scheduler;
import java.lang.reflect.Method;
import java.util.Map;
import org.reactivestreams.Publisher;

public class RxJavaInvocationHandler extends ReactiveInvocationHandler {
  private final Scheduler scheduler;

  RxJavaInvocationHandler(
      Target target, Map dispatch, Scheduler scheduler) {
    super(target, dispatch);
    this.scheduler = scheduler;
  }

  @Override
  protected Publisher invoke(Method method, MethodHandler methodHandler, Object[] arguments) {
    return Flowable.fromPublisher(this.invokeMethod(methodHandler, arguments)).observeOn(scheduler);
  }
}