Please use JAVA coding style. It can be typed! Thank you in advanced!

(2.) Write a recursive method that parses a hex number as a string into a decimal integer. The method header is: public static int hexaDec(String hexstring) Write a demo program that prompts the user to enter a hex string \& displays its decimal enter a hex ftring \& displays its decimal Use the following hex values to convert: BAD,BAC98, BabA73 (P3) (3) Rewrite \#2 using a parse Hex (String hexstr) I convert Hex To Dec (char ch). - Have the convert Hex To Dec method throw a Numberformat Exception if the string is not a hex string. - Inside main(): Call parse Hex ("A5"); parse Hex (11FAA"); parse Hex ("TI""); parse Hex ("ABC"); parse Hex ("ID A")