Spring bean reference example

<ref bean="someBean"/>

File : Spring-Common.xml

<?xml version="1.0"?>
<beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd">
    <bean id="OutputHelper" class="com.mkyong.output.OutputHelper">
        <property name="outputGenerator">
            <ref bean="CsvOutputGenerator" />
        </property>
    </bean>
</beans>

File : Spring-Output.xml

<?xml version="1.0"?>
<beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd">
    <bean id="CsvOutputGenerator" class="com.mkyong.output.impl.CsvOutputGenerator" />
    <bean id="JsonOutputGenerator" class="com.mkyong.output.impl.JsonOutputGenerator" />
</beans>

<ref local="someBean"/>

File : Spring-Common.xml

<?xml version="1.0"?>
<beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd">
    <bean id="OutputHelper" class="com.mkyong.output.OutputHelper">
        <property name="outputGenerator">
            <ref local="CsvOutputGenerator" />
        </property>
    </bean>
    <bean id="CsvOutputGenerator" class="com.mkyong.output.impl.CsvOutputGenerator" />
    <bean id="JsonOutputGenerator" class="com.mkyong.output.impl.JsonOutputGenerator" />
</beans>