jodd-mail/src/main/java/jodd/mail/EmailFilter.java
public EmailFilter bcc(final String bccAddress) {
		final SearchTerm toTerm = new RecipientStringTerm(RecipientType.BCC, bccAddress);
		concat(toTerm);
		return this;
	}
public EmailFilter bcc(final String bccAddress) {
		final SearchTerm toTerm = new RecipientStringTerm(RecipientType.BCC, bccAddress);
		concat(toTerm);
		return this;
	}
Defines filter for BCC field.

@param bccAddress BCC address.
@return this