MethodInvokingFactoryBean的用法

 

 

<?xmlversion="1.0"encoding="UTF-8"?>

<beansxmlns="http://www.springframework.org/schema/beans"

    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

    xsi:schemaLocation="http://www.springframework.org/schema/beanshttp://www.springframework.org/schema/beans/spring-beans-2.0.xsd">

    <beanid="teacher"class=

"org.springframework.beans.factory.config.MethodInvokingFactoryBean">

       <propertyname="staticMethod">

           <value>com.teacher.Teacher.setStudentDao</value>

       </property>

       <propertyname="arguments">

           <list>

              <refbean="studentDao"/>

           </list>

       </property>

    </bean>

    <beanid="studentDao"class="com.teacher.StudentDao">

    </bean>

</beans>

 

 

package com.teacher;

public class Teacher {

    private static StudentDao studentDao;

    public static String setStudentDao(StudentDao stuDao) {

        Teacher.studentDao = stuDao;

        return "hello world";

    }

}

 

package com.teacher;

public class StudentDao {}

 

 

package com.teacher;

import org.springframework.test.

AbstractDependencyInjectionSpringContextTests;

public class Test

extends AbstractDependencyInjectionSpringContextTests{

 

    @Override

    protected String[] getConfigLocations() {

        return new String[]{"applicationContext.xml"};

    }

    public void test(){

        Object o=getApplicationContext().getBeanFactory()

.getBean("teacher");

        System.out.println(o);

    }

}

 

 

MethodInvokingFactoryBean 调用指定的方法 并且得到返回值作为bean对象，如果是void方法，则返回null;