普通 配置:
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:p="http://www.springframework.org/schema/p"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd">
<!-- IOC容器的配置,要创建的所有的对象都配置在这里 -->
<!-- 构造方法 -->
<bean id="admin1" class="a_erchou.Admin" scope="singleton">
<constructor-arg value="1"></constructor-arg>
<constructor-arg value="1"></constructor-arg>
<constructor-arg value="1"></constructor-arg>
</bean>
<!-- set方法 -->
<bean id = "admin2" class="a_erchou.Admin" scope="singleton">
<property name="id" value="2"></property>
<property name="userName" value="2"></property>
<property name="password" value="2"></property>
</bean>
</beans>
内部bean配置 :
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:p="http://www.springframework.org/schema/p"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd">
<!-- IOC容器的配置,要创建的所有的对象都配置在这里 -->
<!-- 普通方法 -->
<!-- <bean id = "adminDao" class="DI.AdminDao" scope="singleton"></bean>
<bean id = "adminService" class="DI.AdminService" scope="singleton">
<property name="adminDao" ref="adminDao"></property>
</bean>
<bean id = "adminAction" class="DI.AdminAction" scope="prototype">
<property name="service" ref="adminService"></property>
</bean> -->
<!-- 内部bean 只能自己使用-->
<!-- <bean id = "adminAction" class="DI.AdminAction" scope="prototype">
<property name="service">
<bean id="adminService" class="DI.AdminService" scope="singleton">
<property name="adminDao">
<bean id = "adminDao" class="DI.AdminDao" scope="singleton"></bean>
</property>
</bean>
</property>
</bean> -->
<bean id = "adminDao" class="DI.AdminDao" scope="singleton"></bean>
<bean id="adminService" class="DI.AdminService" scope="singleton" p:adminDao-ref="adminDao"></bean>
<bean id = "adminAction" class="DI.AdminAction" scope="prototype" p:service-ref="adminService"></bean>
</beans>
工厂配置:
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:p="http://www.springframework.org/schema/p"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd">
<!-- IOC容器的配置,要创建的所有的对象都配置在这里 -->
<!-- 默认无参数 -->
<bean id = "admin1" class="erchou.Admin" scope="singleton"></bean>
<!-- 带参数构造器 -->
<bean id = "admin2" class="erchou.Admin" scope="singleton">
<constructor-arg value="1"></constructor-arg>
<constructor-arg value="jack"></constructor-arg>
<constructor-arg value="123456"></constructor-arg>
</bean>
<!-- 工厂创建对象方法 -->
<!-- 调用实例方法 :1.先创建工厂 2.创建对象-->
<bean id = "factroy" class="erchou.ObjectFactoty"></bean>
<bean id = "admin3" factory-bean="factroy" factory-method="getAdmin"></bean>
<!-- 静态方法 -->
<bean id = "admin4" class="erchou.ObjectFactoty" factory-method="getStaticAdmin"></bean>
</beans>