spring开发_使用p名称空间配置属性

发布时间：2020-12-15 01:52:36 所属栏目：大数据来源：网络整理

导读：com.b510.app.test; org.springframework.context.ApplicationContext; org.springframework.context.support.ClassPathXmlApplicationContext; com.b510.service.AnimalService; SpringTest { main(String[] args) { ApplicationContext act = ClassPathXml

com.b510.app.test; org.springframework.context.ApplicationContext; org.springframework.context.support.ClassPathXmlApplicationContext; com.b510.service.AnimalService; SpringTest { main(String[] args) { ApplicationContext act = ClassPathXmlApplicationContext("beans.xml"); AnimalService animalServiceOfDog = (AnimalService) act .getBean("animaleServiceOfDog"); animalServiceOfDog.getInfo(); AnimalService animalServiceOfCat = (AnimalService) act .getBean("animaleServiceOfCat"); animalServiceOfCat.getInfo(); } }

com.b510.service; AnimalService { getInfo(); }

com.b510.service; MeatService { String whatMeat(); }

com.b510.service.impl; com.b510.service.AnimalService; com.b510.service.MeatService; CatServiceBean AnimalService { age; MeatService meatService; getAge() { age; } setAge( age) { .age = age; } @Override getInfo() { System.out.println("我是猫，我的年龄是:"+age+",我很喜欢吃"+meatService.whatMeat()); } MeatService getMeatService() { meatService; } setMeatService(MeatService meatService) { .meatService = meatService; } }

com.b510.service.impl; com.b510.service.AnimalService; com.b510.service.MeatService; DogServiceBean AnimalService { age; MeatService meatService; MeatService getMeatService() { meatService; } setMeatService(MeatService meatService) { .meatService = meatService; } getAge() { age; } setAge( age) { .age = age; } @Override getInfo() { System.out.println("我是狗，我的年龄是:" + age + ",我很喜欢吃" + meatService.whatMeat()); } }

com.b510.service.impl; com.b510.service.MeatService; FishServiceBean MeatService { @Override String whatMeat() { "鱼肉"; } }

com.b510.service.impl; com.b510.service.MeatService; PorkServiceBean MeatService { @Override String whatMeat() { "猪肉"; } }

xmlns="http://www.springframework.org/schema/beans" xmlns:p="http://www.springframework.org/schema/p" xsi:schemaLocation="http://www.springframework.org/schema/beans http: ="com.b510.service.impl.FishServiceBean"> ="com.b510.service.impl.PorkServiceBean"> ="com.b510.service.impl.DogServiceBean" p:age="12" p:meatService-ref="meatServiceOfPork" /> ="com.b510.service.impl.CatServiceBean" p:age="3" p:meatService-ref="meatServiceOfFish" />

 2012-3-12 12:58:51 org.springframework.context.support.AbstractApplicationContext prepareRefresh 信息: Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@c1b531: display name [org.springframework.context.support.ClassPathXmlApplicationContext@c1b531]; startup date [Mon Mar 12 12:58:51 CST 2012]; root of context hierarchy 2012-3-12 12:58:51 org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions 信息: Loading XML bean definitions from  path resource [beans.xml] 2012-3-12 12:58:54 org.springframework.context.support.AbstractApplicationContext obtainFreshBeanFactory 信息: Bean factory  application context [org.springframework.context.support.ClassPathXmlApplicationContext@c1b531]: org.springframework.beans.factory.support.DefaultListableBeanFactory@111a775 2012-3-12 12:58:54 org.springframework.beans.factory.support.DefaultListableBeanFactory preInstantiateSingletons 信息: Pre-instantiating singletons in org.springframework.beans.factory.support.DefaultListableBeanFactory@111a775: defining beans [meatServiceOfFish,meatServiceOfPork,animaleServiceOfDog,animaleServiceOfCat]; root of factory hierarchy 我是狗，我的年龄是:12,我很喜欢吃猪肉 我是猫，我的年龄是:3,我很喜欢吃鱼肉

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