Java-Spring例题(2) spring

Java-Spring例题(2)
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annotation.dao包下的Leg.java

package annotation.dao; public interface Leg { public void run(); }

annotation.dao包下的LegImpl.java

package annotation.dao; import org.springframework.stereotype.Repository; //配置一个bean，相当于。 @Repository public class LegImpl implements Leg{@Override public void run() { // TODO Auto-generated method stub System.out.println("健步如飞"); } }

annotation.service包下的 People.java

package annotation.service; public interface People { public void run(); }

annotation.service包下的 PeopleImpl.java

package annotation.service; import annotation.dao.Leg; import org.springframework.stereotype.Service; import org.springframework.beans.factory.annotation.Autowired; //配置一个bean，相当于。 @Service("peopleimpl") public class PeopleImpl implements People{ //自动根据类型注入。 @Autowired private Leg l; public PeopleImpl(Leg l){ this.l=l; }@Override public void run() { // TODO Auto-generated method stub l.run(); System.out.println("People 构造方法注入 leg"); } }

annotation.service包下的 PeopleImpl1.java

package annotation.service; import org.springframework.stereotype.Service; import org.springframework.beans.factory.annotation.Autowired; import annotation.dao.Leg; //配置一个bean，相当于。 @Service("peopleimpl1") public class PeopleImpl1 implements People { @Autowired private Leg l1; public void setL1(Leg l1) { this.l1 = l1; }@Override public void run() { // TODO Auto-generated method stub l1.run(); System.out.println("People setter方法注入 leg"); } }

test包下的TestPeople.java

package test; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; import annotation.service.People; public class TestPeople { public static void main(String[] args) { ApplicationContext appCon=new ClassPathXmlApplicationContext("applicationContext.xml"); People p=(People)appCon.getBean("peopleimpl"); p.run(); People p1=(People)appCon.getBean("peopleimpl1"); p1.run(); } }

【Java-Spring例题(2)】annotationContext.xml