/*
 * Copyright (C) 2018 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.demo;

import java.util.Date;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.stream.annotation.EnableBinding;
import org.springframework.cloud.stream.messaging.Source;
import org.springframework.context.annotation.Bean;
import org.springframework.integration.annotation.InboundChannelAdapter;
import org.springframework.integration.annotation.Poller;
import org.springframework.integration.core.MessageSource;
import org.springframework.integration.support.MessageBuilder;

/**
 * @author <a href="mailto:[email protected]">Jim</a>
 */
@SpringBootApplication
@EnableBinding(Source.class)
public class SimpleTimeSourceApplication {

	@Bean
	@InboundChannelAdapter(value = Source.OUTPUT, poller = @Poller(fixedDelay = "10000", maxMessagesPerPoll = "1"))
	public MessageSource<Long> timeMessageSource() {
		return () -> MessageBuilder.withPayload(new Date().getTime()).build();
	}

	public static void main(String[] args) {
		SpringApplication.run(SimpleTimeSourceApplication.class, args);
	}

}