Package org.apache.hadoop.hdfs.server.diskbalancer.connectors

Interface ClusterConnector

All Known Implementing Classes:

JsonNodeConnector

public interface ClusterConnector

ClusterConnector interface hides all specifics about how we communicate to the HDFS cluster. This interface returns data in classes that diskbalancer understands.

Method Summary

Modifier and Type	Method	Description
java.lang.String	getConnectorInfo()	Returns info about the connector.
java.util.List<DiskBalancerDataNode>	getNodes()	getNodes function returns a list of DiskBalancerDataNodes.

Method Detail

getNodes

java.util.List<DiskBalancerDataNode> getNodes()
                                       throws java.lang.Exception

getNodes function returns a list of DiskBalancerDataNodes.

Returns:

Array of DiskBalancerDataNodes

Throws:

java.lang.Exception

getConnectorInfo

java.lang.String getConnectorInfo()

Returns info about the connector.

Returns:

String.