SpringBoot项目启动时预加载操作方法

import org.springframework.boot.CommandLineRunner;
import org.springframework.stereotype.Component;
@Component
public class MyCommandLineRunner implements CommandLineRunner {
    @Override
    public void run(String... args) throws Exception {
        // 在这里执行初始化操作
    }
}

import org.springframework.boot.ApplicationArguments;
import org.springframework.boot.ApplicationRunner;
import org.springframework.stereotype.Component;
@Component
public class MyApplicationRunner implements ApplicationRunner {
    @Override
    public void run(ApplicationArguments args) throws Exception {
        // 在这里执行初始化操作
    }
}

import org.springframework.stereotype.Component;
import javax.annotation.PostConstruct;
@Component
public class MyInitializer {
    @PostConstruct
    public void initialize() {
        // 在这里执行初始化操作
    }
}

import org.springframework.context.ApplicationListener;
import org.springframework.context.event.ContextRefreshedEvent;
import org.springframework.stereotype.Component;
@Component
public class MyContextRefreshedListener implements ApplicationListener<ContextRefreshedEvent> {
    @Override
    public void onApplicationEvent(ContextRefreshedEvent event) {
        // 在这里执行初始化操作
    }
}

import org.springframework.context.event.ContextRefreshedEvent;
import org.springframework.stereotype.Component;
import org.springframework.context.event.EventListener;
@Component
public class MyEventListener {
    @EventListener(ContextRefreshedEvent.class)
    public void onContextRefreshedEvent() {
        // 在这里执行初始化操作
    }
}