code: public static void downloadFile() throws IOException {
  
  		initPath();
  
  		initServerName();
  
  		String localName = getLocalFileName();
  
  		String u = serverName + "/" + COMPONENTS_FILE_LOCATION;
  
  		downloadFileFromRemote(new URL(u), new File(localName));
  
  
  	}
docs: Downloads the components.cif.gz file from the wwPDB site.