PersistenceFunction (MicroStream API)

All Known Subinterfaces:

PersistenceRegisterer, PersistenceStoreHandler

All Known Implementing Classes:

BinaryStorer.Default, BinaryStorer.Eager, DebugGraphPrinter, PersistenceRegisterer.Default
```
public interface PersistenceFunction
```

Method Summary

Modifier and Type	Method	Description
`<T> long`	`apply(T instance)`	Applies any action on the passed instance (e.g.: simply looking up its object ID or storing its state to a storage medium) and returns the object ID that identifies the passed instance.

- Method Detail
  - apply
```
<T> long apply(T instance)
```
    Applies any action on the passed instance (e.g.: simply looking up its object ID or storing its state to a storage medium) and returns the object ID that identifies the passed instance. The returned OID may be the existing one for the passed instance or a newly associated one.
    
    Parameters:
    
    instance - the instance to which the function shall be applied.
    
    Returns:
    
    the object ID (OID) that is associated with the passed instance.