org.apache.ambari.server.topology

Interface TopologyRequest

All Known Implementing Classes:

BaseClusterRequest, ExportBlueprintRequest, ProvisionClusterRequest, ScaleClusterRequest

public interface TopologyRequest

A request which is used to create or modify a cluster topology.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	TopologyRequest.Type Request types.

Method Summary

Modifier and Type	Method and Description
Blueprint	getBlueprint() Get the blueprint instance associated with the request.
Long	getClusterId() Get the cluster id associated with the request.
Configuration	getConfiguration() Get the cluster scoped configuration for the request.
String	getDescription() Get request description.
Map<String,HostGroupInfo>	getHostGroupInfo() Get host group info.
TopologyRequest.Type	getType() Get the request type.

Method Detail

getClusterId

Long getClusterId()

Get the cluster id associated with the request. Can be null.

Returns:

associated cluster id

getType

TopologyRequest.Type getType()

Get the request type.

Returns:

the type of request

getBlueprint

Blueprint getBlueprint()

Get the blueprint instance associated with the request.

Returns:

associated blueprint instance

getConfiguration

Configuration getConfiguration()

Get the cluster scoped configuration for the request.

Returns:

cluster scoped configuration

getHostGroupInfo

Map<String,HostGroupInfo> getHostGroupInfo()

Get host group info.

Returns:

map of host group name to group info

getDescription

String getDescription()

Get request description.

Returns:

string description of the request