Hi John, Are StockItems "carefully pre-loaded" into the same EC as WebPages? If not, you are likely running into the EC's fetch timestamp lag. It looks like you are doing a count of StockItem at at mp.eo.WebPage.getDescendantWebPages(WebPage.java:1410) and this is causing the to-many to be faulted.
Chuck On 2012-09-05, at 9:21 AM, John Pollard wrote: > Hi WO list, > > The firing of a fault on EOs of one type is causing EOs of another type be > turned into faults... is that expected? > > I have a WebPage eo with a to-many relationship called childWebPages (returns > an array of WebPage objects) > > When I access this array recursively in getDescendantWebPages()...see stack > trace below, a totally different class of object is turned into a fault > StockItem, see top line of stack trace. > > I don't want EOF to turn my carefully pre-loaded StockItems back into faults! > > The two EOs are related via a join table. > > This is causing performance headaches. > > at mp.eo.StockItem.turnIntoFault(StockItem.java:1714) > at > com.webobjects.eocontrol.EOFaultHandler.makeObjectIntoFault(EOFaultHandler.java:161) > at > com.webobjects.eoaccess.EODatabaseContext._turnToFaultGidEditingContextIsComplete(EODatabaseContext.java:3363) > at > com.webobjects.eoaccess.EODatabaseContext.faultForGlobalID(EODatabaseContext.java:3397) > at > com.webobjects.eocontrol.EOObjectStoreCoordinator.faultForGlobalID(EOObjectStoreCoordinator.java:537) > at > com.webobjects.eocontrol.EOEditingContext.faultForGlobalID(EOEditingContext.java:3608) > at > com.webobjects.eoaccess.EODatabaseContext._objectFaultWithSnapshotRelationshipEditingContext(EODatabaseContext.java:2361) > at > com.webobjects.eoaccess.EODatabaseContext._fireDeferredFaultWithSourceObject(EODatabaseContext.java:2401) > at > com.webobjects.eoaccess.EOAccessDeferredFaultHandler.createFaultForDeferredFault(EOAccessDeferredFaultHandler.java:49) > at > com.webobjects.eocontrol.EOCustomObject.willReadRelationship(EOCustomObject.java:1279) > at > com.webobjects.eocontrol._EOMutableKnownKeyDictionary$Initializer$_LazyGenericRecordBinding.valueInObject(_EOMutableKnownKeyDictionary.java:614) > at > com.webobjects.eocontrol.EOCustomObject.storedValueForKey(EOCustomObject.java:1634) > at > com.webobjects.eoaccess.EODatabaseContext.databaseOperationForObject(EODatabaseContext.java:4810) > at > com.webobjects.eoaccess.EODatabaseContext.valuesForKeys(EODatabaseContext.java:6531) > at > com.webobjects.eocontrol.EOObjectStoreCoordinator.valuesForKeys(EOObjectStoreCoordinator.java:321) > at > com.webobjects.eoaccess.EOQualifierSQLGeneration$_KeyValueQualifierSupport.schemaBasedQualifierWithRootEntity(EOQualifierSQLGeneration.java:439) > at > com.webobjects.eoaccess.EOQualifierSQLGeneration$Support._schemaBasedQualifierWithRootEntity(EOQualifierSQLGeneration.java:179) > at > com.webobjects.eoaccess.EODatabaseChannel.selectObjectsWithFetchSpecification(EODatabaseChannel.java:227) > at > com.webobjects.eoaccess.EODatabaseContext._objectsWithFetchSpecificationEditingContext(EODatabaseContext.java:3055) > at > com.webobjects.eoaccess.EODatabaseContext.objectsWithFetchSpecification(EODatabaseContext.java:3195) > at > com.webobjects.eocontrol.EOObjectStoreCoordinator.objectsWithFetchSpecification(EOObjectStoreCoordinator.java:483) > at > com.webobjects.eocontrol.EOEditingContext.objectsWithFetchSpecification(EOEditingContext.java:4053) > at > com.webobjects.eoaccess.EODatabaseContext.objectsForSourceGlobalID(EODatabaseContext.java:4084) > at > com.webobjects.eocontrol.EOObjectStoreCoordinator.objectsForSourceGlobalID(EOObjectStoreCoordinator.java:629) > at > com.webobjects.eocontrol.EOEditingContext.objectsForSourceGlobalID(EOEditingContext.java:3907) > at > com.webobjects.eoaccess.EODatabaseContext._fireArrayFault(EODatabaseContext.java:4245) > at > com.webobjects.eoaccess.EOAccessArrayFaultHandler.completeInitializationOfObject(EOAccessArrayFaultHandler.java:77) > at > com.webobjects.eocontrol._EOCheapCopyMutableArray.willRead(_EOCheapCopyMutableArray.java:45) > at > com.webobjects.eocontrol._EOCheapCopyMutableArray.count(_EOCheapCopyMutableArray.java:103) > at mp.eo.WebPage.getDescendantWebPages(WebPage.java:1410) > at mp.eo.WebPage.getDescendantWebPages(WebPage.java:1393) > at mp.eo.WebPage.getDescendantWebPages(WebPage.java:1414) > at mp.eo.WebPage.getDescendantWebPages(WebPage.java:1393) > at mp.eo.WebPage.getDescendantWebPages(WebPage.java:1414) > at mp.eo.WebPage.getDescendantWebPages(WebPage.java:1393) > at mp.eo.WebPage.getDescendantWebPages(WebPage.java:1414) > at mp.eo.WebSite.getAllWebPages(WebSite.java:842) > at mpMall.DirectAction.getWebPageById(DirectAction.java:1982) > at mpMall.DirectAction.viewPageAction(DirectAction.java:537) > > Many thanks, > John > _______________________________________________ > Do not post admin requests to the list. They will be ignored. > Webobjects-dev mailing list ([email protected]) > Help/Unsubscribe/Update your Subscription: > https://lists.apple.com/mailman/options/webobjects-dev/chill%40global-village.net > > This email sent to [email protected] -- Chuck Hill Senior Consultant / VP Development Practical WebObjects - for developers who want to increase their overall knowledge of WebObjects or who are trying to solve specific problems. http://www.global-village.net/gvc/practical_webobjects _______________________________________________ Do not post admin requests to the list. They will be ignored. Webobjects-dev mailing list ([email protected]) Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/webobjects-dev/archive%40mail-archive.com This email sent to [email protected]
