Class DetachState

java.lang.Object

org.datanucleus.FetchPlanState

org.datanucleus.DetachState

public class DetachState
extends FetchPlanState

Holder for the detachment state control for the detachment process.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	DetachState.Entry

Field Summary

Fields

Modifier and Type	Field	Description
private ApiAdapter	api	Adapter for the API being used.
private Map<Object, DetachState.Entry>	detachedObjectById	a map for the current execution of detachCopy with detached objects keyed by the object id

Fields inherited from class FetchPlanState

memberNames

Constructor Summary

Constructors

Constructor	Description
DetachState(ApiAdapter api)	Constructor.

Method Summary

Modifier and Type	Method	Description
DetachState.Entry	getDetachedCopyEntry(Object pc)	Get any existing detached copy object for the passed in persistable
private Object	getKey(Object pc)
void	setDetachedCopyEntry(Object pc, Object detachedPC)	Set to the current state a detached copy object

Methods inherited from class FetchPlanState

addMemberName, calculateObjectDepthForMember, getCurrentFetchDepth, getObjectDepthForType, removeLatestMemberName

Methods inherited from class Object

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

Field Details

detachedObjectById

private Map<Object, DetachState.Entry> detachedObjectById

a map for the current execution of detachCopy with detached objects keyed by the object id

api

private ApiAdapter api

Adapter for the API being used.

Constructor Details

DetachState

public DetachState(ApiAdapter api)

Constructor.

Parameters:

api - The API adapter

Method Details

setDetachedCopyEntry

public void setDetachedCopyEntry(Object pc,
 Object detachedPC)

Set to the current state a detached copy object

Parameters:

pc - The persistable object

detachedPC - the Detached persistable object

getDetachedCopyEntry

public DetachState.Entry getDetachedCopyEntry(Object pc)

Get any existing detached copy object for the passed in persistable

Parameters:

pc - the persistable object

Returns:

the Detached PC

getKey

private Object getKey(Object pc)