lazy-init

<bean lazy-init="true"></bean>
<beans default-lazy-init="true"><beans>

• 默認(rèn)false

scope

• singleton，prototype，request，session，global session
• 默認(rèn)singleton

autowire

• no，byName
• byType：多個(gè)匹配拋異常
• constructor：按參數(shù)類型匹配，無匹配拋異常
• 默認(rèn)no

init-method，destroy-method

<beans default-init-method="" default-destroy-method="" ></beans>
<bean init-method="" destroy-method=""></bean>

implements InitializingBean
implements DisposableBean

• default優(yōu)先級最低，在其余二者存一時(shí)失效
• default即便定義，實(shí)際無該方法時(shí)，也不報(bào)錯(cuò)

未定義id時(shí)

• 類全稱#編號作為beanName

FactoryBean

public interface FactoryBean<T> {  

    T getObject() throws Exception;  
  
    Class<?> getObjectType();  

    boolean isSingleton();  
}

• &：工廠bean名字前綴

BeanPostProcessor

• AdvisorAdapterRegistrationManager是BeanPostProcessor在AOP里的應(yīng)用，再細(xì)看下