package com.prodaas.datatools.batchplatform.utils; import org.springframework.beans.BeansException; import org.springframework.context.ApplicationContext; import org.springframework.context.ApplicationContextAware; import org.springframework.stereotype.Component; /** * 使用该类创建直接与数据库交互的service对象 * 用例:ApplicationContext applicationContext = SpringHelper.getApplicationContext(); * StandardInfoService service = applicationContext.getBean(StandardInfoService.class); * ArrayList<String[]> detailValues =(ArrayList)service.getRulesTable(f.getStdSortId()); */ @Component public class SpringHelper implements ApplicationContextAware { private static ApplicationContext applicationContext = null; @Override public void setApplicationContext(ApplicationContext applicationContext) throws BeansException { if(SpringHelper.applicationContext == null){ SpringHelper.applicationContext = applicationContext; } } //获取applicationContext public static ApplicationContext getApplicationContext() { return applicationContext; } //通过name获取 Bean. public static Object getBean(String name){ return getApplicationContext().getBean(name); } //通过class获取Bean. public static <T> T getBean(Class<T> clazz){ return getApplicationContext().getBean(clazz); } //通过name,以及Clazz返回指定的Bean public static <T> T getBean(String name,Class<T> clazz){ return getApplicationContext().getBean(name, clazz); } }
springboot普通类调用spring托管的类,使用参照注释中用例
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转载自blog.csdn.net/neco2011/article/details/83622444
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