Package org.datanucleus

Examples of org.datanucleus.StateManager

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                    Map.Entry entry = (Map.Entry)iter.next();
                    Object key = entry.getKey();
                    Object value = entry.getValue();
                    if (fmd.getMap().keyIsPersistent())
                    {
                        StateManager objSM = om.findStateManager(key);
                        if (objSM == null)
                        {
                            objSM = StateManagerFactory.newStateManagerForEmbedded(om, key, false);
                            objSM.addEmbeddedOwner(ownerSM, fieldNumber);
                        }
                    }
                    if (fmd.getMap().valueIsPersistent())
                    {
                        StateManager objSM = om.findStateManager(value);
                        if (objSM == null)
                        {
                            objSM = StateManagerFactory.newStateManagerForEmbedded(om, value, false);
                            objSM.addEmbeddedOwner(ownerSM, fieldNumber);
                        }
                    }
                }
            }
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                ObjectManager om = ownerSM.getObjectManager();
                Iterator iter = c.iterator();
                while (iter.hasNext())
                {
                    Object pc = iter.next();
                    StateManager objSM = om.findStateManager(pc);
                    if (objSM == null)
                    {
                        objSM = StateManagerFactory.newStateManagerForEmbedded(om, pc, false);
                        objSM.addEmbeddedOwner(ownerSM,
                            ownerSM.getClassMetaData().getMetaDataForMember(fieldName).getAbsoluteFieldNumber());
                    }
                }
            }
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                ObjectManager om = ownerSM.getObjectManager();
                Iterator iter = c.iterator();
                while (iter.hasNext())
                {
                    Object pc = iter.next();
                    StateManager objSM = om.findStateManager(pc);
                    if (objSM == null)
                    {
                        objSM = StateManagerFactory.newStateManagerForEmbedded(om, pc, false);
                        objSM.addEmbeddedOwner(ownerSM, fieldNumber);
                    }
                }
            }

            if (backingStore != null && useCache && !isCacheLoaded)
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                ObjectManager om = ownerSM.getObjectManager();
                Iterator iter = c.iterator();
                while (iter.hasNext())
                {
                    Object pc = iter.next();
                    StateManager objSM = om.findStateManager(pc);
                    if (objSM == null)
                    {
                        objSM = StateManagerFactory.newStateManagerForEmbedded(om, pc, false);
                        objSM.addEmbeddedOwner(ownerSM, fieldNumber);
                    }
                }
            }

            if (backingStore != null && useCache && !isCacheLoaded)
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    if (!validateElementForReading(ownerSM, element)) {
      return false;
    }

    ObjectManager om = ownerSM.getObjectManager();
    StateManager elementSM = om.findStateManager(element);
    if (om.getApiAdapter().isDetached(element)) // User passed in detached object to collection.remove()!
    {
      // Find an attached equivalent of this detached object (DON'T attach the object itself)
      element = om.findObject(om.getApiAdapter().getIdForObject(element), true, false,
                        element.getClass().getName());
    }
    if (om.getApiAdapter().isPersistable(element) && om.getApiAdapter().isDeleted(element)) {
      // Element is waiting to be deleted so flush it (it has the FK)
      elementSM.flush();
    } else {
      // Element not yet marked for deletion so go through the normal process
      om.deleteObjectInternal(element);
    }
    return true;
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                ObjectManager om = ownerSM.getObjectManager();
                Iterator iter = c.iterator();
                while (iter.hasNext())
                {
                    Object pc = iter.next();
                    StateManager objSM = om.findStateManager(pc);
                    if (objSM == null)
                    {
                        objSM = StateManagerFactory.newStateManagerForEmbedded(om, pc, false);
                        objSM.addEmbeddedOwner(ownerSM, fieldNumber);
                    }
                }
            }

            if (backingStore != null && useCache && !isCacheLoaded)
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            }
        }
        else if (api.isPersistable(value))
        {
            // Field containing PC object
            StateManager valueSM = om.findStateManager(value);
            if (valueSM != null && valueSM.getReferencedPC() != null && !api.isPersistent(value))
            {
                // Value has StateManager and has referenced object so is being attached, so refer to attached PC
                smAttached.replaceField(fieldNumber, valueSM.getReferencedPC(), true);
            }

            if (cascadeAttach)
            {
                // Determine if field is "second-class" (no identity) - if has "embedded" info or serialised
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                    Map.Entry entry = (Map.Entry)iter.next();
                    Object key = entry.getKey();
                    Object value = entry.getValue();
                    if (fmd.getMap().keyIsPersistent())
                    {
                        StateManager objSM = om.findStateManager(key);
                        if (objSM == null)
                        {
                            objSM = StateManagerFactory.newStateManagerForEmbedded(om, key, false);
                            objSM.addEmbeddedOwner(ownerSM, fieldNumber);
                        }
                    }
                    if (fmd.getMap().valueIsPersistent())
                    {
                        StateManager objSM = om.findStateManager(value);
                        if (objSM == null)
                        {
                            objSM = StateManagerFactory.newStateManagerForEmbedded(om, value, false);
                            objSM.addEmbeddedOwner(ownerSM, fieldNumber);
                        }
                    }
                }
            }
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                            Object obj = om.findObject(api.getIdForObject(object), true, false, object.getClass().getName());
                            if (obj != null)
                            {
                                // PM.getObjectById creates a dummy object to represent this object and automatically
                                // enlists it in the txn. Evict it to avoid issues with reachability
                                StateManager objSM = om.findStateManager(obj);
                                if (objSM != null)
                                {
                                    om.evictFromTransaction(objSM);
                                }
                            }
                            exists = true;
                        }
                        catch (NucleusObjectNotFoundException onfe)
                        {
                            exists = false;
                        }
                    }
                }
                if (!exists)
                {
                    // Persist the object
                    om.persistObjectInternal(object, fieldValues, null, -1, StateManager.PC);
                    persisted = true;
                }
            }
            else
            {
                // Persistent, but is it flushed to the datastore?
                StateManager objectSM = om.findStateManager(object);
                if (objectSM.isWaitingToBeFlushedToDatastore())
                {
                    // Newly persistent but still not flushed (e.g in optimistic txn)
                    // Process any fieldValues
                    if (fieldValues != null)
                    {
                        objectSM.loadFieldValues(fieldValues);
                    }

                    // Now flush it
                    objectSM.flush();
                }
            }
        }
        return persisted;
    }
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        while (iter.hasNext())
        {
            RelationChange change = (RelationChange)iter.next();
            if (change.type == ChangeType.ADD_OBJECT)
            {
                StateManager sm = om.findStateManager(change.value);
                if (sm != null)
                {
                    // make sure the link to the owner is now set
                    AbstractMemberMetaData relatedMmd = mmd.getRelatedMemberMetaData(clr)[0];
                    if (sm.isFieldLoaded(relatedMmd.getAbsoluteFieldNumber()))
                    {
                        Object currentVal = sm.provideField(relatedMmd.getAbsoluteFieldNumber());
                        if (currentVal != ownerSM.getObject())
                        {
                            sm.replaceFieldValue(relatedMmd.getAbsoluteFieldNumber(), ownerSM.getObject());
                        }
                    }
                }
            }
            else if (change.type == ChangeType.REMOVE_OBJECT)
            {
                StateManager sm = om.findStateManager(change.value);
                if (sm != null)
                {
                    // make sure the link back to the owner is not still set
                    AbstractMemberMetaData relatedMmd = mmd.getRelatedMemberMetaData(clr)[0];
                    if (sm.isFieldLoaded(relatedMmd.getAbsoluteFieldNumber()))
                    {
                        Object currentVal = sm.provideField(relatedMmd.getAbsoluteFieldNumber());
                        if (currentVal == ownerSM.getObject())
                        {
                            sm.replaceFieldValue(relatedMmd.getAbsoluteFieldNumber(), null);
                        }
                    }
                }
            }
        }
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  • org.datanucleus.jpa.PersistenceProviderImpl
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  • org.datanucleus.sco.backed.Collection
  • org.datanucleus.sco.backed.HashMap
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