import
java.util.Map;
import
org.springframework.beans.BeansException;
import
org.springframework.context.ApplicationContext;
import
org.springframework.context.ApplicationContextAware;
/**
* 获取ApplicationContext和Object的工具类
* @author yzl
*
*/
@SuppressWarnings
({
"rawtypes"
,
"unchecked"
})
public
class
SpringContextUtils
implements
ApplicationContextAware {
private
static
ApplicationContext applicationContext;
public
void
setApplicationContext(ApplicationContext arg0)
throws
BeansException {
applicationContext = arg0;
}
/**
* 获取applicationContext对象
* @return
*/
public
static
ApplicationContext getApplicationContext(){
return
applicationContext;
}
/**
* 根据bean的id来查找对象
* @param id
* @return
*/
public
static
Object getBeanById(String id){
return
applicationContext.getBean(id);
}
/**
* 根据bean的class来查找对象
* @param c
* @return
*/
public
static
Object getBeanByClass(Class c){
return
applicationContext.getBean(c);
}
/**
* 根据bean的class来查找所有的对象(包括子类)
* @param c
* @return
*/
public
static
Map getBeansByClass(Class c){
return
applicationContext.getBeansOfType(c);
}
}