AutowireUtil class is used to auto-wire spring-beans inside JPA listener

AutowireUtil.java

package com.example.demo.model;

import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;

public final class AutowireUtil implements ApplicationContextAware {

	private static ApplicationContext applicationContext;

	private AutowireUtil() {
	}

	public static void autowire(Object classToAutowire, Object... beansToAutowireInClass) {
		for (Object bean : beansToAutowireInClass) {
			if (bean == null) {
				applicationContext.getAutowireCapableBeanFactory().autowireBean(classToAutowire);
				return;
			}
		}
	}

	@Override
	public void setApplicationContext(final ApplicationContext applicationContext) {
		AutowireUtil.applicationContext = applicationContext;
	}
}