org.apache.flink.client.deployment

Interface ClusterDescriptor<ClientType extends ClusterClient>

All Known Implementing Classes:

StandaloneClusterDescriptor

public interface ClusterDescriptor<ClientType extends ClusterClient>

A descriptor to deploy a cluster (e.g. Yarn or Mesos) and return a Client for Cluster communication.

Method Summary

Methods

Modifier and Type	Method and Description
ClientType	deploy() Triggers deployment of a cluster
String	getClusterDescription() Returns a String containing details about the cluster (NodeManagers, available memory, ...)
ClientType	retrieve(String applicationID) Retrieves an existing Flink Cluster.

Method Detail

getClusterDescription

String getClusterDescription()

Returns a String containing details about the cluster (NodeManagers, available memory, ...)

retrieve

ClientType retrieve(String applicationID)
                                          throws UnsupportedOperationException

Retrieves an existing Flink Cluster.

Parameters:

applicationID - The unique application identifier of the running cluster

Returns:

Client for the cluster

Throws:

UnsupportedOperationException - if this cluster descriptor doesn't support the operation

deploy

ClientType deploy()
                                        throws UnsupportedOperationException

Triggers deployment of a cluster

Returns:

Client for the cluster

Throws:

UnsupportedOperationException - if this cluster descriptor doesn't support the operation