Using multiple property files (via PropertyPlaceholderConfigurer) in multiple projects/modules

Question

We are currently writing an application which is split into multiple projects/modules. For example, let\'s take the following modules:

• myApp-DAO
• myApp

Answer 1

I tried the solution below, it works on my machine.

In case multiple elements are present in the Spring context, there are a few best practices that should be followed:

the order attribute needs to be specified to fix the order in which these are processed by Spring all property placeholders minus the last one (highest order) should have ignore-unresolvable=”true” to allow the resolution mechanism to pass to others in the context without throwing an exception

source: http://www.baeldung.com/2012/02/06/properties-with-spring/