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.
You could use the ServletContext.getResourceAsStream() method to read the content of the .properties file into a Properties object, using Properties.load() / Properties.loadFromXml(), whichever one is applicable.
Build a man a fire, and he'll be warm for a day. Set a man on fire, and he'll be warm for the rest of his life.