code: public static String getConfigLocation() {
          if (configLocation == null) {
              String configLoc = System.getProperty(MDW_CONFIG_LOCATION);
              if (configLoc != null) {
                  if (!configLoc.endsWith("/"))
                      configLoc = configLoc + "/";
                  configLocation = configLoc;
                  System.out.println("Loading configuration files from '" + new File(configLoc).getAbsolutePath() + "'");
              }
          }
          return configLocation;
      }
docs: Directory where MDW config files can be found.