staticメソッドのファクトリでBeanGenerateする方法。

applicationContext.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:aop="http://www.springframework.org/schema/aop"
    xmlns:context="http://www.springframework.org/schema/context"
    xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
                        http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd
                        http://www.springframework.org/schema/context http://www.springframework.org/schema/tx/spring-context-2.5.xsd "
    default-autowire="byName">

    <bean id="outer" class="lumi2.spring.SampleFactory" factory-method="createOuter" ></bean>
    <bean id="another" class="lumi2.spring.SampleFactory" factory-method="createYetAnother" ></bean>

</beans>

Main.java

public class Main {

    private static final Logger log = Logger.getLogger("Main");

    public static void main(String[] args) throws Exception {
        Main m = new Main();
        m.start();
    }

    public void start() throws Exception {
        log.info("start");
        ApplicationContext context = new ClassPathXmlApplicationContext(new String[] {
            "applicationContext.xml"
        });

        Outer outer = (Outer) context.getBean("outer");
        log.info("conf:" + outer.getConf());

        YetAnother another = (YetAnother) context.getBean("another");
        log.info("another:" + another);

        log.info("end");
    }

}

SampleFactory.java

public class SampleFactory {

    private SampleFactory() {
    }

    private static Outer outer = Outer.createInstance();
    private static YetAnother another = new YetAnother();

    public static Outer createOuter() {
        outer.setConf("conf!!!");
        return outer;
    }

    public static YetAnother createYetAnother() {
        return another;
    }
}