code: public static void copResourcesFromJarToDir(String sourceClassPath, File dest) {
  		try {
  			List<File> resourcesInnPackage = getResourcesInnPackage(sourceClassPath);
  			for (File file : resourcesInnPackage) {
  				JK.printBlock("Copying file: " + file.getName() + " to folder " + dest.getAbsolutePath());
  				FileUtils.copyFileToDirectory(file, dest);
  			}
  
  		} catch (IOException e) {
  			JK.throww(e);
  		}
  	}
docs: Cop resources from jar to dir.
  
  @param sourceClassPath the source class path
  @param dest            the dest