org.apache.cayenne
Class PersistentObject

java.lang.Object
  extended by org.apache.cayenne.PersistentObject
All Implemented Interfaces:
Serializable, Persistent
Direct Known Subclasses:
CayenneDataObject

public abstract class PersistentObject
extends Object
implements Persistent

A convenience base superclass for concrete Persistent objects. Provides implementation of properties declared in Persistent interface.

POJO Note

If having PersistentObject as a superclass presents a problem in an application, source code of this class can be copied verbatim to a custom class generation template. Desired superclass can be set in CayenneModeler.

Since:
1.2
See Also:
Serialized Form

Field Summary
protected  ObjectContext objectContext
           
protected  ObjectId objectId
           
protected  int persistenceState
           
 
Constructor Summary
PersistentObject()
          Creates a new transient object.
 
Method Summary
protected  Object getMapKey(String relationshipName, Object value)
          Returns a map key for a given to-many map relationship and a target object.
 ObjectContext getObjectContext()
           
 ObjectId getObjectId()
           
 ObjEntity getObjEntity()
          Returns mapped ObjEntity for this object.
 int getPersistenceState()
           
 void setObjectContext(ObjectContext objectContext)
           
 void setObjectId(ObjectId objectId)
           
 void setPersistenceState(int persistenceState)
           
 String toString()
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Field Detail

objectId

protected ObjectId objectId

persistenceState

protected int persistenceState

objectContext

protected transient ObjectContext objectContext
Constructor Detail

PersistentObject

public PersistentObject()
Creates a new transient object.

Method Detail

getPersistenceState

public int getPersistenceState()
Specified by:
getPersistenceState in interface Persistent

setPersistenceState

public void setPersistenceState(int persistenceState)
Specified by:
setPersistenceState in interface Persistent

getObjectContext

public ObjectContext getObjectContext()
Specified by:
getObjectContext in interface Persistent

setObjectContext

public void setObjectContext(ObjectContext objectContext)
Specified by:
setObjectContext in interface Persistent

getObjectId

public ObjectId getObjectId()
Specified by:
getObjectId in interface Persistent

setObjectId

public void setObjectId(ObjectId objectId)
Specified by:
setObjectId in interface Persistent

getMapKey

protected Object getMapKey(String relationshipName,
                           Object value)
Returns a map key for a given to-many map relationship and a target object.

Since:
3.0

toString

public String toString()
Overrides:
toString in class Object

getObjEntity

public ObjEntity getObjEntity()
Returns mapped ObjEntity for this object. If an object is transient or is not mapped returns null.

Since:
1.2


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