@Configuration可理解为用spring的时候xml里面的<beans>标签
@Bean可理解为用spring的时候xml里面的<bean>标签
package com.reed.ustc;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import com.reed.ustc.domain.Dog;
@Configuration
public class ApplicationConfig {
//定义一个bean,相当于<bean id="dog" class="com.reed.ustc.domain">
@Bean(name="dog")
public Dog getDog(){
return new Dog("小白","白色");
}
}
等价于
<bean name="dog" class="com.reed.ustc.domain">
<property name="name" value="小白"/>
<property name="color" value="白色"/>
</bean>