Examples of org.datanucleus.store.fieldmanager.FieldManager

Package org.datanucleus.store.fieldmanager

Examples of org.datanucleus.store.fieldmanager.FieldManager

org.datanucleus.store.fieldmanager.FieldManager
Provide methods to fetch from/to a persistable object to/from the StateManager/DataStore.

    {
        synchronized (myOM.getReadWriteLock())
        {
            synchronized (readWriteLock)
            {
                FieldManager prevFM = currFM;
                currFM = fm;


                boolean callPostLoad = myFP.isToCallPostLoadFetchPlan(this.loadedFields);
                try
                {

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                    }
                }
            }


            // Detach all (loaded) fields in the FetchPlan
            FieldManager detachFieldManager = new DetachFieldManager(this, getSecondClassMutableFields(), 
                myFP, state, false);
            for (int i = 0; i < loadedFields.length; i++)
            {
                if (loadedFields[i])
                {
                    try
                    {
                        // Just fetch the field since we are usually called in postCommit() so dont want to update it
                        detachFieldManager.fetchObjectField(i);
                    }
                    catch (EndOfFetchPlanGraphException eofpge)
                    {
                        Object value = provideField(i);
                        if (api.isPersistable(value))

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        {
            // Make sure the field is loaded
            ec.getApiAdapter().isLoaded(sm, mmd.getAbsoluteFieldNumber());
        }


        FieldManager fm = new SingleValueFieldManager();
        sm.provideFields(new int[] {mmd.getAbsoluteFieldNumber()}, fm);
        return fm.fetchObjectField(mmd.getAbsoluteFieldNumber());
    }

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            if (!mmd.isPrimaryKey())
            {
                // Make sure the field is loaded
                nucleusCtx.getApiAdapter().isLoaded(sm, mmd.getAbsoluteFieldNumber());
            }
            FieldManager fm = new SingleValueFieldManager();
            sm.provideFields(new int[] {mmd.getAbsoluteFieldNumber()}, fm);
            return fm.fetchObjectField(mmd.getAbsoluteFieldNumber());
        }
        else if (cmd.getIdentityType() == IdentityType.DATASTORE)
        {
            OID oid = (OID)nucleusCtx.getApiAdapter().getIdForObject(value);
            return oid != null ? oid.getKeyValue() : null;

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            if (!mmd.isPrimaryKey())
            {
                // Make sure the field is loaded
                sm.isLoaded(mmd.getAbsoluteFieldNumber());
            }
            FieldManager fm = new SingleValueFieldManager();
            sm.provideFields(new int[] {mmd.getAbsoluteFieldNumber()}, fm);
            return fm.fetchObjectField(mmd.getAbsoluteFieldNumber());
        }
        else if (cmd.getIdentityType() == IdentityType.DATASTORE)
        {
            OID oid = (OID)nucleusCtx.getApiAdapter().getIdForObject(value);
            return oid != null ? oid.getKeyValue() : null;

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                            {
                                // Embedded ID - Make sure these are called starting at lowest first, in order
                                // We cannot just call OP.provideFields with all fields since that does last first
                                ObjectProvider keyOP = ec.findObjectProvider(key);
                                int[] fieldNums = keyCmd.getAllMemberPositions();
                                FieldManager fm = new AppIDObjectIdFieldManager(param, ec, ps, javaTypeMappings);
                                for (int i=0;i<fieldNums.length;i++)
                                {
                                    keyOP.provideFields(new int[] {fieldNums[i]}, fm);
                                }
                                fieldsSet = true;

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        {
            resultMappings.addMappingForMember(pkFieldNumbers[i], statementExpressionIndex[pkFieldNumbers[i]]);
        }
        // TODO Use any other (non-PK) param values


        final FieldManager resultsFM = mapping.getStoreManager().getFieldManagerForResultProcessing(ec, rs, resultMappings, cmd);
        Object id = IdentityUtils.getApplicationIdentityForResultSetRow(ec, cmd, null, false, resultsFM);
        Class type = ec.getClassLoaderResolver().classForName(cmd.getFullClassName());
        return ec.findObject(id, new FieldValues()
        {
            public void fetchFields(ObjectProvider sm)

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      } else {
        // Numeric based
        id = OIDFactory.getInstance(ec.getNucleusContext(), cls.getName(), key.getId());
      }
    } else {
      FieldManager fm = new QueryEntityPKFetchFieldManager(acmd, entity);
      id = IdentityUtils.getApplicationIdentityForResultSetRow(ec, acmd, cls, true, fm);
    }


    Object pojo = ec.findObject(id, fv, cls, ignoreCache, false);
    ObjectProvider op = ec.findObjectProvider(pojo);

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    };


    Object id = null;
    Class cls = clr.classForName(acmd.getFullClassName());
    if (acmd.getIdentityType() == IdentityType.APPLICATION) {
      FieldManager fm = new QueryEntityPKFetchFieldManager(acmd, entity);
      id = IdentityUtils.getApplicationIdentityForResultSetRow(ec, acmd, cls, true, fm);
    }
    else if (acmd.getIdentityType() == IdentityType.DATASTORE) {
      Key key = entity.getKey();
      if (key.getName() != null) {

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                }
            }


            // Process all fields of the embedded object
            ObjectProvider embSM = ec.findObjectProviderForEmbedded(value, sm, embMmd);
            FieldManager ffm = new StoreEmbeddedFieldManager(embSM, dbObject, embMmd);
            embSM.provideFields(embcmd.getAllMemberPositions(), ffm);
            return;
        }


        String fieldName = MongoDBUtils.getFieldName(ownerMmd, fieldNumber);

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com.google.appengine.datanucleus.query.DatastoreQuery

org.datanucleus.state.AbstractStateManager

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org.datanucleus.store.mapped.expression.ObjectLiteral

org.datanucleus.store.mapped.mapping.MappingHelper

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org.datanucleus.store.mongodb.fieldmanager.FetchEmbeddedFieldManager

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