PersisterFactory (OpenNMS 2022.1.1 API)

All Known Implementing Classes:

DelegatingPersisterFactory, EvaluatePersisterFactory, KafkaPersisterFactory, MockPersisterFactory, NewtsPersisterFactory, OsgiPersisterFactory, RrdPersisterFactory, TcpPersisterFactory, TimeseriesPersisterFactory
```
public interface PersisterFactory
```
Used to instantiate an appropriate CollectionSetVisitor whose role is to persist the attributes in a CollectionSet.

Author:

jwhite

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Persister`	`createPersister(ServiceParameters params, RrdRepository repository)`	Creates a visitor that is used to persist attributes in a `CollectionSet`.
`Persister`	`createPersister(ServiceParameters params, RrdRepository repository, boolean dontPersistCounters, boolean forceStoreByGroup, boolean dontReorderAttributes)`	Creates a visitor that is used to persist attributes in a `CollectionSet`.

- Method Detail
  - createPersister
```
Persister createPersister(ServiceParameters params,
                          RrdRepository repository)
```
    Creates a visitor that is used to persist attributes in a CollectionSet.
    
    Parameters:
    
    params - used to determine if individual groups or resources in the collection set should be persisted
    
    repository - used to the RRD persisters to build the appropriate RRD structures
    
    Returns:
    
    a Persister that persists the attributes
  - createPersister
```
Persister createPersister(ServiceParameters params,
                          RrdRepository repository,
                          boolean dontPersistCounters,
                          boolean forceStoreByGroup,
                          boolean dontReorderAttributes)
```
    Creates a visitor that is used to persist attributes in a CollectionSet.
    
    Parameters:
    
    params - used to determine if individual groups or resources in the collection set should be persisted
    
    repository - used to the RRD persisters to build the appropriate RRD structures
    
    dontPersistCounters - used to disable persistence for counters in order to try and avoid spikes
    
    forceStoreByGroup - forces the given CollectionSet to be persisted as a group
    
    dontReorderAttributes - store attributes in the order they are visited
    
    Returns:
    
    a Persister that persists the attributes