org.apache.ambari.server.controller.internal

Class BaseClusterRequest

java.lang.Object

org.apache.ambari.server.controller.internal.BaseClusterRequest

All Implemented Interfaces:

TopologyRequest

Direct Known Subclasses:

ProvisionClusterRequest, ScaleClusterRequest

public abstract class BaseClusterRequest
extends Object
implements TopologyRequest

Provides common cluster request functionality.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.ambari.server.topology.TopologyRequest

TopologyRequest.Type

Field Summary

Fields

Modifier and Type	Field and Description
protected Blueprint	blueprint blueprint
protected static BlueprintFactory	blueprintFactory blueprint factory
protected Long	clusterId cluster id
protected Configuration	configuration configuration
protected Map<String,HostGroupInfo>	hostGroupInfoMap host group info map
static String	PROVISION_ACTION_PROPERTY Support for controlling whether Install and Start tasks are created on blueprint deploy by default.
protected ProvisionAction	provisionAction
protected SecurityConfiguration	securityConfiguration security configuration

Constructor Summary

Constructors

Constructor and Description
BaseClusterRequest()

Method Summary

Modifier and Type	Method and Description
Blueprint	getBlueprint() Get the blueprint instance associated with the request.
protected BlueprintFactory	getBlueprintFactory() Get the blueprint factory.
Long	getClusterId() Get the cluster id associated with the request.
Configuration	getConfiguration() Get the cluster scoped configuration for the request.
Map<String,HostGroupInfo>	getHostGroupInfo() Get host group info.
ProvisionAction	getProvisionAction() Get requested @ProvisionClusterRequest.ProvisionAction
SecurityConfiguration	getSecurityConfiguration()
static void	init(BlueprintFactory factory) inject blueprint factory
protected void	setBlueprint(Blueprint blueprint) Set the request blueprint.
protected void	setConfiguration(Configuration configuration) Set the request configuration.
void	setProvisionAction(ProvisionAction provisionAction)
protected void	validateHostPredicateProperties(String predicate) Validate that all properties specified in the predicate are valid for the Host resource.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.ambari.server.topology.TopologyRequest

getDescription, getType

Field Detail

PROVISION_ACTION_PROPERTY

public static final String PROVISION_ACTION_PROPERTY

Support for controlling whether Install and Start tasks are created on blueprint deploy by default.

See Also:

Constant Field Values

hostGroupInfoMap

protected final Map<String,HostGroupInfo> hostGroupInfoMap

host group info map

provisionAction

protected ProvisionAction provisionAction

clusterId

protected Long clusterId

cluster id

blueprint

protected Blueprint blueprint

blueprint

configuration

protected Configuration configuration

configuration

securityConfiguration

protected SecurityConfiguration securityConfiguration

security configuration

blueprintFactory

protected static BlueprintFactory blueprintFactory

blueprint factory

Constructor Detail

BaseClusterRequest

public BaseClusterRequest()

Method Detail

init

public static void init(BlueprintFactory factory)

inject blueprint factory

Parameters:

factory - blueprint factory

getClusterId

public Long getClusterId()

Description copied from interface: TopologyRequest

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

Specified by:

getClusterId in interface TopologyRequest

Returns:

associated cluster id

getBlueprint

public Blueprint getBlueprint()

Description copied from interface: TopologyRequest

Get the blueprint instance associated with the request.

Specified by:

getBlueprint in interface TopologyRequest

Returns:

associated blueprint instance

getConfiguration

public Configuration getConfiguration()

Description copied from interface: TopologyRequest

Get the cluster scoped configuration for the request.

Specified by:

getConfiguration in interface TopologyRequest

Returns:

cluster scoped configuration

getHostGroupInfo

public Map<String,HostGroupInfo> getHostGroupInfo()

Description copied from interface: TopologyRequest

Get host group info.

Specified by:

getHostGroupInfo in interface TopologyRequest

Returns:

map of host group name to group info

validateHostPredicateProperties

protected void validateHostPredicateProperties(String predicate)
                                        throws InvalidTopologyTemplateException

Validate that all properties specified in the predicate are valid for the Host resource.

Parameters:

predicate - predicate to validate

Throws:

InvalidTopologyTemplateException - if any of the properties specified in the predicate are invalid for the Host resource type

setBlueprint

protected void setBlueprint(Blueprint blueprint)

Set the request blueprint.

Parameters:

blueprint - blueprint

setConfiguration

protected void setConfiguration(Configuration configuration)

Set the request configuration.

Parameters:

configuration - configuration

getBlueprintFactory

protected BlueprintFactory getBlueprintFactory()

Get the blueprint factory.

getSecurityConfiguration

public SecurityConfiguration getSecurityConfiguration()

getProvisionAction

public ProvisionAction getProvisionAction()

Get requested @ProvisionClusterRequest.ProvisionAction

setProvisionAction

public void setProvisionAction(ProvisionAction provisionAction)