A host machine that has an IMAP4rev1 messaging server. There should be one instance of this class per instance of James. An IMAP messaging system may span more than one host.
String
parameters representing mailbox names must be the full hierarchical name of the target, with namespace, as used by the specified user. Examples: '#mail.Inbox' or '#shared.finance.Q2Earnings'.
An imap Host must keep track of existing and deleted mailboxes. References: rfc 2060, rfc 2193, rfc 2221
@author Charles Benett
@author Darrell DeBoer
@version $Revision: 1.3 $