HistoryAffinityAssignment (Ignite 2.17.0)

All Superinterfaces:

AffinityAssignment

All Known Implementing Classes:

HistoryAffinityAssignmentImpl, HistoryAffinityAssignmentShallowCopy
```
public interface HistoryAffinityAssignment
extends AffinityAssignment
```
Interface for historical calculated affinity assignment.

Field Summary
- Fields inherited from interface org.apache.ignite.internal.processors.affinity.AffinityAssignment
  DFLT_AFFINITY_BACKUPS_THRESHOLD, IGNITE_AFFINITY_BACKUPS_THRESHOLD, IGNITE_DISABLE_AFFINITY_MEMORY_OPTIMIZATION

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`isFullSizeInstance()`	Should return true if instance is "heavy" and should be taken into account during history size management.
`HistoryAffinityAssignment`	`origin()`	In case this instance is lightweight wrapper of another instance, this method should return reference to an original one.

Methods inherited from interface org.apache.ignite.internal.processors.affinity.AffinityAssignment
assignment, assignments2ids, backupPartitions, get, getIds, idealAssignment, nodes, partitionPrimariesDifferentToIdeal, primaryPartitionNodes, primaryPartitions, topologyVersion

- Method Detail
  - isFullSizeInstance
```
boolean isFullSizeInstance()
```
    Should return true if instance is "heavy" and should be taken into account during history size management.
    
    Returns:
    
    true if adding this instance to history should trigger size check and possible cleanup.
  - origin
```
HistoryAffinityAssignment origin()
```
    In case this instance is lightweight wrapper of another instance, this method should return reference to an original one. Otherwise, it should return this reference.
    
    Returns:
    
    Original instance of this if not applicable.