Method toSection

app/src/main/java/com/sun/mail/imap/IMAPMessage.java:1710–1715

(String what)

     * section-string for this message.
     */
    private String toSection(String what) {
	if (sectionId == null)
	    return what;
	else
	    return sectionId + "." + what;
    }

    /*
     * Clone an array of InternetAddresses.