Introduction - If you have any usage issues, please Google them yourself
herefelement is the final element inside a<constructor-arg/>or<property/>definition
element. Here you set the value of the specified property of a bean to be a reference to another bean (a
collaborator) managed by the container. The referenced bean is a dependency of the bean whose property
will be set, and it is initialized on demand as needed before the property is set. (If the collaborator is a
singleton bean, it may be initialized already by the container.) All references are ultimately a reference to
another object. Scoping and validation depend on