Method encode

app/src/main/java/javax/mail/internet/MimeUtility.java:398–416

Wrap an encoder around the given output stream. All the encodings defined in RFC 2045 are supported here. They include "base64", "quoted-printable", "7bit", "8bit" and "binary". In addition, "uuencode" is also supported. @param os output stream @param encoding the encoding of the stream. @return

(OutputStream os, String encoding)

     * @exception MessagingException	if the encoding is unknown
     */
    public static OutputStream encode(OutputStream os, String encoding)
		throws MessagingException {
        if (encoding == null)
	    return os;
	else if (encoding.equalsIgnoreCase("base64"))
	    return new BASE64EncoderStream(os);
	else if (encoding.equalsIgnoreCase("quoted-printable"))
	    return new QPEncoderStream(os);
	else if (encoding.equalsIgnoreCase("uuencode") ||
		 encoding.equalsIgnoreCase("x-uuencode") ||
		 encoding.equalsIgnoreCase("x-uue"))
	    return new UUEncoderStream(os);
	else if (encoding.equalsIgnoreCase("binary") ||
		 encoding.equalsIgnoreCase("7bit") ||
		 encoding.equalsIgnoreCase("8bit"))
	    return os;
	else
	    throw new MessagingException("Unknown encoding: " +encoding);
    }

    /**
     * Wrap an encoder around the given output stream.