public interface BeanFactory {
/**
* factoryBean使用
*/
String FACTORY_BEAN_PREFIX = "&";
/**
* 根据名称获取bean
*/
Object getBean(String name) throws BeansException;
/**
* 根据名称获取bean
*/
<T> T getBean(String name, Class<T> requiredType) throws BeansException;
/**
* 根据名称获取bean
*/
Object getBean(String name, Object... args) throws BeansException;
/**
* 根据类型获取bean
*/
<T> T getBean(Class<T> requiredType) throws BeansException;
/**
* 根据类型获取bean
*/
<T> T getBean(Class<T> requiredType, Object... args) throws BeansException;
/**
* 获取BeanProvider
*/
<T> ObjectProvider<T> getBeanProvider(Class<T> requiredType);
/**
* 获取BeanProvider
*/
<T> ObjectProvider<T> getBeanProvider(ResolvableType requiredType);
/**
* 是否包含bean
*/
boolean containsBean(String name);
/**
* 是否为单例bean
*/
boolean isSingleton(String name) throws NoSuchBeanDefinitionException;
/**
* 是否为原型bean
*/
boolean isPrototype(String name) throws NoSuchBeanDefinitionException;
/**
* 判断类型是否匹配
*/
boolean isTypeMatch(String name, ResolvableType typeToMatch)
throws NoSuchBeanDefinitionException;
/**
* 判断类型是否匹配
*/
boolean isTypeMatch(String name, Class<?> typeToMatch)
throws NoSuchBeanDefinitionException;
/**
* 根据名称获取bean的类型
*/
@Nullable
Class<?> getType(String name) throws NoSuchBeanDefinitionException;
/**
* 根据名称获取bean的类型
*/
@Nullable
Class<?> getType(String name, boolean allowFactoryBeanInit)
throws NoSuchBeanDefinitionException;
/**
* 根据bean名称获取bean的别名
*/
String[] getAliases(String name);
}