org.datanucleus.identity

Class OIDFactory

java.lang.Object

org.datanucleus.identity.OIDFactory

public class OIDFactory
extends Object

Factory for OID instances. OIDs are not cached, due to thread sync issues and better performance in new JVMs

Method Summary

Methods

Modifier and Type	Method and Description
static OID	getInstance(NucleusContext nucleusCtx, long value) Factory method for OID instances using long key value where the class of the object is not important (i.e datastore-unique identity).
static OID	getInstance(NucleusContext nucleusCtx, String oidString) Factory method for OID instances using toString() output.
static OID	getInstance(NucleusContext nucleusCtx, String className, Object value) Factory method for OID instances using class name and key value.

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static OID getInstance(NucleusContext nucleusCtx,
              String className,
              Object value)

Factory method for OID instances using class name and key value.

Parameters:

nucleusCtx - The Context

className - the pc class name

value - the id value

Returns:

an OID instance

getInstance

public static OID getInstance(NucleusContext nucleusCtx,
              long value)

Factory method for OID instances using long key value where the class of the object is not important (i.e datastore-unique identity).

Parameters:

nucleusCtx - Context

value - the id value

Returns:

an OID instance

getInstance

public static OID getInstance(NucleusContext nucleusCtx,
              String oidString)

Factory method for OID instances using toString() output.

Parameters:

nucleusCtx - Context

oidString - result of toString on an OID

Returns:

an OID instance