Package de.xima.fc.cluster.interfaces
Interface IClusterConnection
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- All Superinterfaces:
AutoCloseable,Closeable
- All Known Implementing Classes:
JGroupsClusterConnection
public interface IClusterConnection extends Closeable
Models the connection between nodes in the cluster.- Since:
- 3.1.0
- Author:
- XIMA MEDIA GmbH
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description voidclose()Closes the connection to other nodes.voiddisconnect()Disconnects the node from the cluster.IClusterChannelStateObservergetChannelObserver()IClustergetCluster()IClusterMessageObservergetMessageObserver()IClusterTopologyObservergetTopologyObserver()voidopen()Opens this connection.
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Method Detail
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open
void open() throws ClusterOpenException
Opens this connection. When no node exists yet, a new group is created. Otherwise, when a group exists already, joins that groups.- Throws:
ClusterOpenException- When the connection could not be opened, such as due to a network failure etc.
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close
void close()
Closes the connection to other nodes. This method closes the entire cluster, so that no more nodes can be added to the group.- Specified by:
closein interfaceAutoCloseable- Specified by:
closein interfaceCloseable
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disconnect
void disconnect()
Disconnects the node from the cluster. The node can join the cluster again later by callingopen().
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getTopologyObserver
IClusterTopologyObserver getTopologyObserver()
- Returns:
- The observer that can be used to listen for changes to the cluster topology (e.g. when a node is added or removed from the cluster).
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getChannelObserver
IClusterChannelStateObserver getChannelObserver()
- Returns:
- The observer that can be used to listen for changes to the channel state, e.g. when the connection to a node was established or cut, or the channel was closed.
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getMessageObserver
IClusterMessageObserver getMessageObserver()
- Returns:
- The observer that can be used to listen for messages sent between nodes.
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getCluster
ICluster getCluster()
- Returns:
- The cluster to
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