Populating a spring bean using a constructor-arg field

Question

How can i inject a properties file containing a Map to be used as additional constructor arg using the field.

With a Map being loaded from a properties file

the

Answer 1

Something like this:

This takes advantage of the ability to create beans using arbitrary static factory methods, in this case using loadConfigurations() as a factory method to create the configuration bean, which is then injected into the proper constructor of EmbeddedGraphDatabase.