Spring之ref

---------------------------------/SpringHello2/src/ref/HelloBean.java
package ref;


public class HelloBean {
    private String hello;

    public String getHello() {
        return hello;
    }

    public void setHello(String hello) {
        this.hello = hello;
    } 
} 
  
---------------------------------/SpringHello2/src/ref/HelloDate.java

package ref;

import java.util.Date;


public class HelloDate {
	  private Date date;

	    private HelloBean hb;

	    public void setDate(Date date) {
	        this.date = date;
	    }

	    public void setHb(HelloBean hb) {
	        this.hb = hb;
	    }

	    public void sayHello() {
	        System.out.println(hb.getHello() + "  " + date.toLocaleString());
	    }


}

---------------------------------/SpringHello2/src/ref/Test.java

package ref;


import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.xml.XmlBeanFactory;
import org.springframework.core.io.ClassPathResource;


public class Test {

    public static void main(String[] args) {
        BeanFactory parent = new XmlBeanFactory(new ClassPathResource(
                "ref/parent.xml"));
        BeanFactory child = new XmlBeanFactory(new ClassPathResource(
                "ref/beans.xml"), parent);

        HelloDate hd1 = (HelloDate) child.getBean("hd1");
        HelloDate hd2 = (HelloDate) child.getBean("hd2");
        HelloDate hd3 = (HelloDate) child.getBean("hd3");

        hd1.sayHello();
        hd2.sayHello();
        hd3.sayHello();
    }
}  

 

---------------------------------/SpringHello2/src/ref/beans.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" "http://www.springframework.org/dtd/spring-beans.dtd">
<beans>
	<bean id="helloBean" class="ref.HelloBean">
		<property name="hello" value="Hello! Child Bean." />
	</bean>

	<bean id="dateBean" name="#date" class="java.util.Date" />

	<bean id="hd1" class="ref.HelloDate">
		<property name="hb">
			<ref bean="helloBeanParent" />
		</property>
		<property name="date">
			<ref bean="#date" />

		</property>
	</bean>

	<bean id="hd2" class="ref.HelloDate">
		<property name="hb">
			<ref local="helloBean" />
		</property>
		<property name="date">
			<ref local="dateBean" />
		</property>
	</bean>

	<bean id="hd3" class="ref.HelloDate">
		<property name="hb">
			<ref parent="helloBean" />
		</property>
		<property name="date">
			<bean class="java.util.Date" />
		</property>
	</bean>

</beans>
---------------------------------/SpringHello2/src/ref/parent.xml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" "http://www.springframework.org/dtd/spring-beans.dtd">
<beans>
    
    <bean id="helloBean" class="ref.HelloBean">
        <property name="hello" value="Hello! ZYLJava." />
   </bean>    
    <bean id="helloBeanParent" class="ref.HelloBean">
        <property name="hello" value="Hello! Parent Bean." />
    </bean>
    
</beans>