code: public static String unquote(final String aValue) {
          if (aValue != null && aValue.startsWith("\"") && aValue.endsWith("\"")) {
              return aValue.substring(0, aValue.length() - 1).substring(1);
          }
          return aValue;
      }
docs: Convenience method for removing surrounding quotes
  from a string value.
  @param aValue a string to remove quotes from
  @return an un-quoted string