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public interface ConnectionListener
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The listener interface for receiving communications events. Notification is sent whenever the connection status of the host session changes. The status is either true (connected) or false (disconnected). To receive notification, an object that implements this interface must register itself using the Session.addConnectionListener() method.

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`connectionStateChanged(ConnectionStateChangedEvent event)`	Invoked whenever the connection state changes.
`void`	`error(ConnectionErrorEvent event)`	Invoked whenever there is an error connecting/disconnecting the session

Interface ConnectionListener