public static ConfigFileConfiguration create(String configFileName, String customConfigPropertyName) {
        try {
            return new ConfigFileConfiguration(configFileName, customConfigPropertyName);
        } catch (ConfigurationException e) {
            throw new RuntimeException("Failed to find configuration file: " + configFileName, e); //$NON-NLS-1$
        }
    }
Returns a URL to a file with the given name inside the given directory.
common/config/src/main/java/io/apiman/common/config/ConfigFileConfiguration.java