<bean id="exampleBean" class="examples.ExampleBean"/>

<bean name="anotherExample" class="examples.ExampleBeanTwo"/>

<bean id="clientService" class="examples.ClientService" factory-method="createInstance"/>

public class ClientService {

    private static ClientService clientService = new ClientService();

    private ClientService() {}

    public static ClientService createInstance() {

        return clientService;

    }

}

<!-- the factory bean, which contains a method called createInstance() -->

<bean id="serviceLocator" class="examples.DefaultServiceLocator">

    <!-- inject any dependencies required by this locator bean -->

</bean>

<!-- the bean to be created via the factory bean -->

<bean id="clientService" factory-bean="serviceLocator" factory-method="createClientServiceInstance"/>

public class DefaultServiceLocator {

    private static ClientService clientService = new ClientServiceImpl();

    private DefaultServiceLocator() {}

    public ClientService createClientServiceInstance() {

        return clientService;

    }

}