content: /*
   * Copyright 2013-2023 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 com.alibaba.cloud.examples;
  
  import java.time.Duration;
  import java.util.Arrays;
  import java.util.function.Consumer;
  import java.util.function.Function;
  import java.util.function.Supplier;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import reactor.core.publisher.Flux;
  
  import org.springframework.boot.SpringApplication;
  import org.springframework.boot.autoconfigure.SpringBootApplication;
  import org.springframework.context.annotation.Bean;
  import org.springframework.integration.support.StringObjectMapBuilder;
  
  /**
   * @author freeman
   */
  @SpringBootApplication
  public class RocketMQComprehensiveApplication {
  	private static final Logger log = LoggerFactory
  			.getLogger(RocketMQComprehensiveApplication.class);
  
  	public static void main(String[] args) {
  		SpringApplication.run(RocketMQComprehensiveApplication.class, args);
  	}
  
  	@Bean
  	public Supplier<Flux<User>> producer() {
  		return () -> Flux.interval(Duration.ofSeconds(2)).map(id -> {
  			User user = new User();
  			user.setId(id.toString());
  			user.setName("freeman");
  			user.setMeta(new StringObjectMapBuilder()
  					.put("hobbies", Arrays.asList("movies", "songs")).put("age", 21)
  					.get());
  			return user;
  		}).log();
  	}
  
  	@Bean
  	public Function<Flux<User>, Flux<User>> processor() {
  		return flux -> flux.map(user -> {
  			user.setId(String.valueOf(
  					Long.parseLong(user.getId()) * Long.parseLong(user.getId())));
  			user.setName("not freeman");
  			user.getMeta().put("hobbies", Arrays.asList("programming"));
  			return user;
  		});
  	}
  
  	@Bean
  	public Consumer<User> consumer() {
  		return num -> log.info(num.toString());
  	}
  
  }
  