Spring video learning notes (3) bean scope and automatic assembly

Spring BeanScope:

ScopeOptional values: 

* Singleton:Each callGetbeanReturns the same instance

* Prototype:Each callGetbeanDifferent instances are returned.

 

Automatic Assembly by name

<Beans xmlns = "http://www.springframework.org/schema/beans"

Xmlns: xsi = "http://www.w3.org/2001/XMLSchema-instance"

Xmlns: AOP = "http://www.springframework.org/schema/aop"

Xmlns: Tx = "http://www.springframework.org/schema/tx"

Xsi: schemalocation = "http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd

Http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.0.xsd

Http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.0.xsd"

Default-autowire = "byname"

>

Not suitable for implementation

 

Automatic Assembly by type

<Beans xmlns = "http://www.springframework.org/schema/beans"

Xmlns: xsi = "http://www.w3.org/2001/XMLSchema-instance"

Xmlns: AOP = "http://www.springframework.org/schema/aop"

Xmlns: Tx = "http://www.springframework.org/schema/tx"

Xsi: schemalocation = "http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd

Http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.0.xsd

Http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.0.xsd"

Default-autowire = "bytype"

>