Package org.apache.nifi.cluster.manager

Class ProcessGroupEntityMerger

java.lang.Object

org.apache.nifi.cluster.manager.ProcessGroupEntityMerger

All Implemented Interfaces:

ComponentEntityMerger<ProcessGroupEntity>, ComponentEntityStatusMerger<ProcessGroupStatusDTO>

public class ProcessGroupEntityMerger
extends Object
implements ComponentEntityMerger<ProcessGroupEntity>, ComponentEntityStatusMerger<ProcessGroupStatusDTO>

Constructor Summary

Constructors

Constructor	Description
ProcessGroupEntityMerger()

Method Summary

Modifier and Type	Method	Description
private static StatelessGroupScheduledState	getScheduledState(String value)
void	merge(ProcessGroupEntity clientEntity, Map<NodeIdentifier,ProcessGroupEntity> entityMap)	Merges the ComponentEntity responses according to their PermissionsDTOs.
private static void	mergeDtos(ProcessGroupDTO clientDto, Map<NodeIdentifier,ProcessGroupDTO> dtoMap)
private static String	mergeScheduledState(String stateAName, String stateBName)
void	mergeStatus(ProcessGroupStatusDTO clientStatus, boolean clientStatusReadablePermission, ProcessGroupStatusDTO status, boolean statusReadablePermission, NodeIdentifier statusNodeIdentifier)	Merges status into clientStatus based on the given permissions.
private void	mergeVersionControlInformation(ProcessGroupEntity targetGroup, ProcessGroupEntity toMerge)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.nifi.cluster.manager.ComponentEntityMerger

mergeComponents

Constructor Details

ProcessGroupEntityMerger

public ProcessGroupEntityMerger()

Method Details

merge

public void merge(ProcessGroupEntity clientEntity,
 Map<NodeIdentifier,ProcessGroupEntity> entityMap)

Description copied from interface: ComponentEntityMerger

Merges the ComponentEntity responses according to their PermissionsDTOs. Responsible for invoking

invalid reference

ComponentEntityMerger#mergeComponents(EntityType, Map)

.

Specified by:

merge in interface ComponentEntityMerger<ProcessGroupEntity>

Parameters:

clientEntity - the entity being returned to the client

entityMap - all node responses

mergeDtos

private static void mergeDtos(ProcessGroupDTO clientDto,
 Map<NodeIdentifier,ProcessGroupDTO> dtoMap)

mergeScheduledState

private static String mergeScheduledState(String stateAName,
 String stateBName)

getScheduledState

private static StatelessGroupScheduledState getScheduledState(String value)

mergeStatus

public void mergeStatus(ProcessGroupStatusDTO clientStatus,
 boolean clientStatusReadablePermission,
 ProcessGroupStatusDTO status,
 boolean statusReadablePermission,
 NodeIdentifier statusNodeIdentifier)

Description copied from interface: ComponentEntityStatusMerger

Merges status into clientStatus based on the given permissions.

Specified by:

mergeStatus in interface ComponentEntityStatusMerger<ProcessGroupStatusDTO>

Parameters:

clientStatus - The status that will be returned to the client after merging

clientStatusReadablePermission - The read permission of the status that will be returned to the client after merging

status - The status to be merged into the client status

statusReadablePermission - The read permission of the status to be merged into the client status

statusNodeIdentifier - The NodeIdentifier of the node from which status was received

mergeVersionControlInformation

private void mergeVersionControlInformation(ProcessGroupEntity targetGroup,
 ProcessGroupEntity toMerge)