Examples of org.datanucleus.store.ExecutionContext.findObjectProvider()

Class org.datanucleus.store.ExecutionContext

Examples of org.datanucleus.store.ExecutionContext.findObjectProvider()

org.datanucleus.store.ExecutionContext.findObjectProvider()
Method to find the ObjectProvider for the passed persistable object when it is managed by this manager. @param pc The persistable object @return The ObjectProvider

                ExecutionContext ec = ownerSM.getExecutionContext();
                Iterator iter = c.iterator();
                while (iter.hasNext())
                {
                    Object pc = iter.next();
                    ObjectProvider objSM = ec.findObjectProvider(pc);
                    if (objSM == null)
                    {
                        objSM = ObjectProviderFactory.newForEmbedded(ec, pc, false, ownerSM, fieldNumber);
                    }
                }

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                    Map.Entry entry = (Map.Entry)iter.next();
                    Object key = entry.getKey();
                    Object value = entry.getValue();
                    if (fmd.getMap().keyIsPersistent())
                    {
                        ObjectProvider objSM = ec.findObjectProvider(key);
                        if (objSM == null)
                        {
                            objSM = ObjectProviderFactory.newForEmbedded(ec, key, false, ownerSM, fieldNumber);
                        }
                    }

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                            objSM = ObjectProviderFactory.newForEmbedded(ec, key, false, ownerSM, fieldNumber);
                        }
                    }
                    if (fmd.getMap().valueIsPersistent())
                    {
                        ObjectProvider objSM = ec.findObjectProvider(value);
                        if (objSM == null)
                        {
                            objSM = ObjectProviderFactory.newForEmbedded(ec,  value, false, ownerSM, fieldNumber);
                        }
                    }

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    {
        ExecutionContext ec = sm.getExecutionContext().getApiAdapter().getExecutionContext(pc);
        if (ec != null)
        {
            // Field is persisted (otherwise it may have not been persisted by reachability)
            ec.findObjectProvider(pc).loadFieldsInFetchPlan(state);
        }
    }


    /**
     * Method to fetch an object field whether it is SCO collection, PC, or whatever for the fetchplan process.

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            // Ordered List - no index so null the FK (if nullable) or delete the element
            if (ownerMapping.isNullable())
            {
                // Nullify the FK
                ExecutionContext ec = sm.getExecutionContext();
                ObjectProvider elementSM = ec.findObjectProvider(element);
                if (relationType == Relation.ONE_TO_MANY_BI)
                {
                    // TODO This is ManagedRelations - move into RelationshipManager
                    elementSM.replaceFieldMakeDirty(ownerMemberMetaData.getRelatedMemberMetaData(clr)[0].getAbsoluteFieldNumber(), 
                        null);

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                {
                    Object element = elementsIter.next();
                    if (ec.getApiAdapter().isPersistable(element) && ec.getApiAdapter().isDeleted(element))
                    {
                        // Element is waiting to be deleted so flush it (it has the FK)
                        ObjectProvider objSM = ec.findObjectProvider(element);
                        objSM.flush();
                    }
                    else
                    {
                        // Element not yet marked for deletion so go through the normal process

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                ExecutionContext ec = ownerSM.getExecutionContext();
                Iterator iter = c.iterator();
                while (iter.hasNext())
                {
                    Object pc = iter.next();
                    ObjectProvider objSM = ec.findObjectProvider(pc);
                    if (objSM == null)
                    {
                        objSM = ObjectProviderFactory.newForEmbedded(ec, pc, false, ownerSM, fieldNumber);
                    }
                }

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            }
        }
        else if (api.isPersistable(value))
        {
            // Field containing PC object
            ObjectProvider valueSM = ec.findObjectProvider(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
                attachedOP.replaceFieldMakeDirty(fieldNumber, valueSM.getReferencedPC());
            }

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        }
        else
        {
            // Element was already persistent so make sure the FK is in place
            // TODO This is really "ManagedRelationships" so needs to go in RelationshipManager
            ObjectProvider elementSM = ec.findObjectProvider(element);
            if (getFieldNumberInElementForBidirectional(elementSM) >= 0)
            {
                // Managed Relations : 1-N bidir, so update the owner of the element
                ec.getApiAdapter().isLoaded(elementSM, getFieldNumberInElementForBidirectional(elementSM)); // Ensure is loaded
                Object oldOwner = elementSM.provideField(getFieldNumberInElementForBidirectional(elementSM));

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        if (ec.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)
            elementToRemove = ec.findObject(ec.getApiAdapter().getIdForObject(element), true, false, element.getClass().getName());
        }
        ObjectProvider elementSM = ec.findObjectProvider(elementToRemove);


        Object oldOwner = null;
        if (ownerFieldNumber >= 0)
        {
            if (!ec.getApiAdapter().isDeleted(elementToRemove))

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