Spring Factory Bean

Spring Factory Bean

    <bean id="dog" class="com.metadata.factorybean.DogFactory">
        <property name="name" value="kk">property>
    bean>

public class DogFactory implements FactoryBean<Dog>{

    private String name;
    public void setName(String name) {
        this.name = name;
    }
    //返回Bean的对象
    @Override
    public Dog getObject() throws Exception {
        // TODO Auto-generated method stub
        //return new Dog("dd", "blue");
        return new Dog(name, "green");
    }
    //返回Bean的类型
    @Override
    public Class getObjectType() {

        return Dog.class;
    }
    //是否单例
    @Override
    public boolean isSingleton() {
        return true;
    }

}