+ /**
+ * Send an HTTP fetch request to EBI and save the reply in a temporary file.
+ *
+ * @param ids
+ * the query formatted as db:query1;query2;query3
+ * @param format
+ * the format wanted
+ * @param s
+ * - unused parameter
+ * @return the file holding the response
+ * @throws OutOfMemoryError
+ */
+
+ public File fetchDataAsFile(String ids, String format, String s,
+ String ext)