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Class Summary |
| CMDHandshake |
A handshake command is sent when a VM discovers another VM in its environment.
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| CMDInitRequireServices |
A CMDInitRequireServices message is sent asynchronously to any VM just discovered in the environment
if thhe discovering VM has some open subscriptions. |
| CMDJoinServices |
A CMDJoinServices message is sent asynchronously as a reply to:
- an initial discovery request from a VM
- a subsequent discovery request when a VM subscribes to a new service
SENDER: the VM that provides some service objects
RECEIVER: the VM that previously sent a request for required services
MODE: ASYNCHRONOUS, UNICAST
PROPERTIES: a map of subscription topic to published objects
REPLY: none |
| CMDProvideService |
A CMDProvideService message is sent asynchronously to all connected VMs when
an actor on the sender VM provided a new publication. |
| CMDRequireService |
A CMDRequireService message is sent asynchronously to all connected VMs when an actor
on the sender VM has issued a new subscription. |
| CMDTransmitATMessage |
A CMDTransmitATMessage message encapsulates an AmbientTalk message being sent
from a sending actor to a recipient actor.
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| VMCommand |
VM Command objects are the message objects that AT/2 virtual machines send to one another.
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