batch.configuration.BatchConfiguration.java Source code

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Here is the source code for batch.configuration.BatchConfiguration.java

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/*
 * Copyright 2015 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
 *
 *      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 batch.configuration;

import org.springframework.batch.core.Job;
import org.springframework.batch.core.configuration.annotation.EnableBatchProcessing;
import org.springframework.batch.core.configuration.annotation.JobBuilderFactory;
import org.springframework.batch.core.configuration.annotation.StepBuilderFactory;
import org.springframework.batch.repeat.RepeatStatus;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationEvent;
import org.springframework.context.ApplicationListener;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.event.ContextClosedEvent;

/**
 * @author Michael Minella
 */
@Configuration
@EnableBatchProcessing
public class BatchConfiguration {

    @Autowired
    public JobBuilderFactory jobBuilderFactory;

    @Autowired
    public StepBuilderFactory stepBuilderFactory;

    @Bean
    public Job job() {
        return jobBuilderFactory.get("bootJob")
                .start(stepBuilderFactory.get("step").tasklet((stepContribution, chunkContext) -> {
                    System.out.println("Starting wait...");
                    Thread.sleep(20000);
                    System.out.println("Was executed");
                    return RepeatStatus.FINISHED;
                }).build()).build();
    }

    @Bean
    public ApplicationListener listener() {
        return new ApplicationListener() {
            @Override
            public void onApplicationEvent(ApplicationEvent applicationEvent) {
                if (applicationEvent instanceof ContextClosedEvent) {
                    System.out.println("Closing!!!");
                }
            }
        };
    }
}