question: public static String convertHexStringToString ( String hexString ) { String uHexString = hexString . toLowerCase ( ) ; StringBuilder sBld = new StringBuilder ( ) ; for ( int i = 0 ; i < uHexString . length ( ) ; i = i + 2 ) { char c = ( char ) Integer . parseInt ( uHexString . substring ( i , i + 2 ) , 16 ) ; sBld . append ( c ) ; } return sBld . toString ( ) ; }
target:  Convert the hex string to string.