question: public static String hexToString ( final String data ) throws ConversionException { try { return ConversionUtils . arrayToString ( Hex . decodeHex ( data . toCharArray ( ) ) ) ; } catch ( DecoderException e ) { throw new ConversionException ( "Cannot convert given hex text into plain text" , e ) ; } }
target:  Converts the given HEX string into a plain string.