/*
 * Copyright 2017-2019 the original author or authors.
 *
 * 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
 *
 *      https://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 org.springframework.cloud.gcp.autoconfigure.pubsub;

import reactor.core.publisher.Flux;
import reactor.core.scheduler.Scheduler;
import reactor.core.scheduler.Schedulers;

import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.autoconfigure.AutoConfigureAfter;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.cloud.gcp.pubsub.core.subscriber.PubSubSubscriberTemplate;
import org.springframework.cloud.gcp.pubsub.reactive.PubSubReactiveFactory;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

/**
 * Reactive Pub/Sub support autoconfiguration.
 *
 * @author Elena Felder
 *
 * @since 1.2
 */
@Configuration
@AutoConfigureAfter(GcpPubSubAutoConfiguration.class)
@ConditionalOnClass(Flux.class)
@ConditionalOnProperty(value = "spring.cloud.gcp.pubsub.reactive.enabled", matchIfMissing = true)
public class GcpPubSubReactiveAutoConfiguration {

	@Bean
	@ConditionalOnMissingBean(name = "pubSubReactiveScheduler")
	Scheduler pubSubReactiveScheduler() {
		return Schedulers.elastic();
	}

	@Bean
	@ConditionalOnMissingBean
	public PubSubReactiveFactory pubSubReactiveFactory(
		PubSubSubscriberTemplate subscriberTemplate, @Qualifier("pubSubReactiveScheduler") Scheduler scheduler) {
		return new PubSubReactiveFactory(subscriberTemplate, scheduler);
	}

}

@@ -1627,16 +1627,17 @@
 OnClass(
+%7B
 Flux.cla
@@ -1634,24 +1634,57 @@
 (%7BFlux.class
+, PubSubSubscriberTemplate.class%7D
 )%0A@Condition

add dependency on pubsub project (#1572)