SimpleBatchMetricsJobConfiguration.java

/*
 * Copyright 2014 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 de.codecentric.batch.jobs;

import org.springframework.batch.core.Job;
import org.springframework.batch.core.Step;
import org.springframework.batch.core.configuration.annotation.JobBuilderFactory;
import org.springframework.batch.core.configuration.annotation.StepBuilderFactory;
import org.springframework.batch.core.configuration.annotation.StepScope;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.EnableAspectJAutoProxy;

import de.codecentric.batch.item.DummyItemReader;
import de.codecentric.batch.item.LogItemWriteListener;
import de.codecentric.batch.item.LogItemWriter;
import de.codecentric.batch.item.MetricsItemProcessor;
import de.codecentric.batch.metrics.BatchMetrics;

@Configuration
@ConditionalOnProperty("batch.metrics.enabled")
@EnableAspectJAutoProxy(proxyTargetClass = true)
public class SimpleBatchMetricsJobConfiguration {

	@Autowired
	private JobBuilderFactory jobBuilderFactory;

	@Autowired
	private StepBuilderFactory stepBuilderFactory;

	@Autowired
	private BatchMetrics batchMetrics;

	@Bean
	public Job simpleBusinessMetricsJob() {
		return jobBuilderFactory.get("simpleBatchMetricsJob").start(step()).build();
	}

	@Bean
	public Step step() {
		return stepBuilderFactory.get("simpleBatchMetricsStep").<String, String> chunk(3).reader(reader()).processor(processor()).writer(writer())
				.listener(writeListener()).build();
	}

	@Bean
	public LogItemWriter writer() {
		return new LogItemWriter();
	}

	@Bean
	public MetricsItemProcessor processor() {
		return new MetricsItemProcessor(batchMetrics);
	}

	@StepScope
	@Bean
	public DummyItemReader reader() {
		return new DummyItemReader();
	}

	@Bean
	public LogItemWriteListener writeListener() {
		return new LogItemWriteListener();
	}

}