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package com.github.ji4597056.utils;

import java.util.Map;
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

/**
 * spring util
 *
 * @author Jeffrey
 * @since 2017/7/6 17:08
 */
@Component
public class SpringUtils implements ApplicationContextAware {

    private static ApplicationContext context;

    public static ApplicationContext getApplicationContext() {
        return context;
    }

    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        if (context == null) {
            context = applicationContext;
        }
    }

    public static Object getBean(String name) {
        return getApplicationContext().getBean(name);
    }

    public static  T getBean(Class clazz) {
        return getApplicationContext().getBean(clazz);
    }

    public static  T getBean(String name, Class clazz) {
        return getApplicationContext().getBean(name, clazz);
    }

    public static  Map getBeanOfType(Class clazz) {
        return getApplicationContext().getBeansOfType(clazz);
    }
}