public static final void writeEncodeQuotedPrintableByte ( final int b , @ Nonnull final OutputStream aOS ) throws IOException { final char cHigh = StringHelper . getHexCharUpperCase ( ( b >> 4 ) & 0xF ) ; final char cLow = StringHelper . getHexCharUpperCase ( b & 0xF ) ; aOS . write ( ESCAPE_CHAR ) ; aOS . write ( cHigh ) ; aOS . write ( cLow ) ; }
Encodes byte into its quoted - printable representation .