+ return isValidFormat(format, false);
+ }
+ /**
+ * validate format is valid for IO
+ * @param format a format string to be compared with either READABLE_FORMATS or WRITEABLE_FORMATS
+ * @param forwriting when true, format is checked for containment in WRITEABLE_FORMATS
+ * @return true if format is valid
+ */
+ public static final boolean isValidFormat(String format, boolean forwriting)
+ {