This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
The XML file should be in the application's classpath so you can find it using this.getClass().getResource() to locate it. It is not clear to me what your classpath is since root/src/ doesn't seem to be a normal WebApp classpath (it is usuall like root/WEB-INF/classes/).