Information Technology Reference
In-Depth Information
Pre-defined message parameter:
Message Parameter Meaning
:sender message sender
:receiver message receiver
:content message content
:reply-with reply the original message
:in-reply-to the message act reply
:envelope message service content
:language act content decode
:ontology The meaning of symbols as expressions
:reply-by the time and date of sending message
:protocol use protocol
:originator delegate agent requested information
:reply-to the agent answer to which agent
:protocol “”<protocol use protocol nested
name>+”)”)
:conversation-id the communications action sequences
“”<id>+””) the table is sub protocol
:conversation-id the communications action sequence
4
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The message content
The message content represents what the communication act applies for. If the
communication act believes the message is sentence, the content is grammatical
elements. Generally, content is encoded in one language. The language is defined
in the language parameter. The requirements for Language content are that it
should have the following characteristics:
A content language must represent proposition, objects and actions. While
any language can have more characteristics, here do not need other features.
Language content must represent data structure of act: the proposition notice,
requesting action, and so on.
Proposition: representing the sentence is true or false. Object: A confirming
structure representative of discussion in the area (may be abstract or concrete).
Object does not necessarily mean the object-oriented languages such as C + +
and Java programming in the professional programming structure. Action: An
agent explanation of the grounds will be completed some of the agent structure.
The most common situation is the agent content of a joint consultation
language. However, the agent must be overcome content difficulty of the first
step to begin a dialogue. So there must be the common reference point in
advance that both sides know. To register a directory service and the
