code: public static String getProperty(File file, String key, String defaultValue) {
  		String property = null;
  		try {
  			property = PropertiesFactory.load(file).getProperty(key);
  		} catch (IOException e) {}
  		return property == null ? defaultValue : property;
  	}
docs: Retrieves a value from a properties file.
  
  @since 1.2
  @param file the properties file
  @param key the property key
  @param defaultValue the fallback value to use
  @return the value retrieved with the supplied key