Re: D2W creating a new object?
Re: D2W creating a new object?
- Subject: Re: D2W creating a new object?
- From: David LeBer <email@hidden>
- Date: Fri, 06 Apr 2012 11:55:13 -0400
Yes, you need to pull thePerson into the local EC, my code snippet showed that.
D
--
David LeBer
Codeferous Software
On 2012-04-06, at 11:11 AM, Theodore Petrosky wrote:
> My head hurts but
>
> Here is my EO's init
>
> public void init(EOEditingContext ec) {
> super.init(ec);
>
> NSLog.out.appendln("*** init of the EO Brief ****");
> setCreationDate(new NSTimestamp());
>
> Person thePerson = (Person) ERXThreadStorage.valueForKey("currentUser");
>
> NSLog.out.appendln("*** thePerson = ****" + thePerson);
>
> Person localPerson = thePerson.localInstanceIn(ec);
>
> setPersonRelationship(localPerson);
>
> }
>
> I threw in many NSLogs to see what was going on and I see in the Console:
>
> Page: er.modern.look.pages.ERMODQueryEntitiesPage - Configuration: null - *** thePerson = ****<com.as.Model.Person pk:"1">
>
> which is what I expect. so the Person is indeed entering my init and I needed a localInstance in the EC or it complains that I am crossing ECs. I know I am not the brightest but I am confused.
>
> Ted
>
> --- On Fri, 4/6/12, David LeBer <email@hidden> wrote:
>
>> From: David LeBer <email@hidden>
>> Subject: Re: D2W creating a new object?
>> To: "Theodore Petrosky" <email@hidden>
>> Cc: "David Holt" <email@hidden>, "email@hidden" <email@hidden>
>> Date: Friday, April 6, 2012, 10:48 AM
>> Um, it looks like David got a little
>> confused.
>>
>> You won't (and shouldn't) have access to the session in your
>> EO. That is why you need to use ERXThreadStorage.
>>
>> in Session awake and the setter for user, push it into
>> ERXThreadStorage. i.e:
>>
>> ERXThreadStorage.takeValueForKey(user(),
>> "currentUser");
>>
>> In EO init:
>>
>> User user =
>> ERXThreadStorage.valueForKey("currentUser");
>> if (user != null) {
>> User localUser =
>> user.localInstanceIn(ec);
>> // etc
>> }
>>
>> --
>> David LeBer
>> Codeferous Software
>>
>> On 2012-04-06, at 10:22 AM, Theodore Petrosky wrote:
>>
>>> I tried that and I get an error that it doesn't know
>> what session() is.
>>>
>>> The method session() is undefined for the type Brief
>>>
>>> I am thinking, my EOs are in a framework.
>>>
>>> How can I refer to the session if the EO doesn't know
>> anything about the session?
>>>
>>> Ted
>>>
>>>
>>>
>>> --- On Fri, 4/6/12, David Holt <email@hidden>
>> wrote:
>>>
>>>> From: David Holt <email@hidden>
>>>> Subject: Re: D2W creating a new object?
>>>> To: "Theodore Petrosky" <email@hidden>
>>>> Cc: "email@hidden"
>> <email@hidden>
>>>> Date: Friday, April 6, 2012, 9:41 AM
>>>> Check the code for adding a person to
>>>> a Brief further down in my previous email. If you
>> do it in
>>>> the EO class, you shouldn't have the problem.
>>>>
>>>> Sent from my iPad
>>>>
>>>> On 2012-04-06, at 4:31 AM, Theodore Petrosky <email@hidden>
>>>> wrote:
>>>>
>>>>> David,
>>>>>
>>>>> I tried this method and still the same issue.
>>>>>
>>>>> There is a relationship with a person (user).
>> Without a
>>>> user added, I get the normal error that I need a
>> user:
>>>>>
>>>>> Could not save your changes: A Brief must have
>> a
>>>> Person.
>>>>>
>>>>> I added:
>>>>>
>>>>> Person thePerson =
>> session().user().localInstanceIn(
>>>> ((D2WPage) nextPage).object().editingContext());
>>>>> ((D2WComponent)
>> nextPage).object().takeValueForKey(
>>>> thePerson, "person");
>>>>>
>>>>> Thats when I get the infamous:
>>>>>
>>>>> Error:
>>>> java.lang.IllegalStateException:
>> Adaptor
>>>> com.webobjects.jdbcadaptor.JDBCAdaptor@3cb088f8
>> failed to
>>>> provide new primary keys for entity 'Brief'
>>>>> Reason: Adaptor
>>>> com.webobjects.jdbcadaptor.JDBCAdaptor@3cb088f8
>> failed to
>>>> provide new primary keys for entity 'Brief'
>>>>>
>>>>> If it didn't like the person entity or the
>>>> editingContext, I assume I would get an error
>> complaining
>>>> about that.
>>>>>
>>>>> This is D2W land and with all the magic going
>> on, I
>>>> think I am out of Fairy dust.
>>>>>
>>>>> Ted
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --- On Thu, 4/5/12, David Holt <email@hidden>
>>>> wrote:
>>>>>
>>>>> | I use this method:
>>>>> |
>>>>> | | public WOComponent createPersonAction() {
>>>>> | | return
>>>> newObjectForEntityName(PERSON);
>>>>> | | }
>>>>> |
>>>>> | | public WOComponent
>>>> newObjectForEntityName(String entityName) {
>>>>> | | WOComponent nextPage = null;
>>>>> | | try {
>>>>> | | EditPageInterface epi
>> =
>>>>
>> D2W.factory().editPageForNewObjectWithEntityNamed(entityName,
>>>> session());
>>>>> | |
>>>> epi.setNextPage(session().context().page());
>>>>> | | nextPage =
>> (WOComponent) epi;
>>>>> | | }
>>>>> | | catch
>> (IllegalArgumentException e) {
>>>>> | | ErrorPageInterface epf
>> =
>>>> D2W.factory().errorPage(session());
>>>>> | |
>> epf.setMessage(e.toString());
>>>>> | |
>>>> epf.setNextPage(session().context().page());
>>>>> | | nextPage =
>> (WOComponent) epf;
>>>>> | | }
>>>>> | | return nextPage;
>>>>> | | }
>>>>> |
>>>>> |
>>>>> | On 2012-04-05, at 10:53 AM, Theodore Petrosky
>> wrote:
>>>>> |
>>>>> | I am creating a new 'Brief' object in my D2W
>> app like
>>>> this:
>>>>> |
>>>>> | public EditPageInterface createBriefAction()
>> {
>>>>> |
>>>>> | EditPageInterface
>> component =
>>>>
>> D2W.factory().editPageForNewObjectWithConfigurationNamed("CreateBrief",
>>>> session());
>>>>> |
>>>>
>> component.setNextPage(session().context().page());
>>>>> |
>>>>> | if(component
>> instanceof
>>>> D2WPage) {
>>>>> | D2WPage
>> page =
>>>> (D2WPage)component;
>>>>> |
>>>>
>> page.d2wContext().takeValueForKey("Brief.CreateBrief",
>>>> "navigationState");
>>>>> |
>>>>> | This could be a rule:
>>>>> | 50 : pageConfiguration = 'CreateBrief' =>
>>>> navigationState = "Brief.CreateBrief"
>>>> [com.webobjects.directtoweb.Assignment]
>>>>> |
>>>>> |
>>>> NSLog.out.appendln( ((D2WPage)
>>>> component).object().allPropertyKeys());
>>>>> |
>>
>>>>> | Person
>>>> thePerson =
>> session().user().localInstanceIn(((D2WPage)
>>>> component).object().editingContext());
>>>>> |
>>>>> |
>> ((D2WComponent)
>>>> component).object().takeValueForKey( thePerson,
>> "person");
>>>>> |
>> ((D2WComponent)
>>>> component).object().takeValueForKey( (new
>> NSTimestamp()),
>>>> "creationDate");// (new NSTimestamp());
>>>>> |
>>>>> | This code should be in your Brief eo init()
>> method.
>>>> Something like:
>>>>> |
>>>>> | | public void init(EOEditingContext ec)
>> {
>>>>> | | super.init(ec);
>>>>> | | Person thePerson =
>>>> session().user().localInstanceIn(ec);
>>>>> | |
>> setPersonRelationship(thePerson);
>>>>> | | setCreationDate(new
>> NSTimestamp());
>>>>> | | }
>>>>> |
>>>>> |
>>
>>>>> | | }
>>>>> | | return component;
>>>>> | }
>>>>> |
>>>>> | When I click the save button I am getting:
>>>>> |
>>>>> |
>>>>> | IllegalStateException: Adaptor
>>>> com.webobjects.jdbcadaptor.JDBCAdaptor@43c8308
>> failed to
>>>> provide new primary keys for entity 'Brief'
>>>>> |
>>>>> |
>>>>> | Am I supposed to do something more here?
>>>>> |
>>>>> | Ted public WOComponent createPersonAction()
>> {
>>>>> | | return
>>>> newObjectForEntityName(PERSON);
>>>>> | | }
>>>>> |
>>>>> | | public WOComponent
>>>> newObjectForEntityName(String entityName) {
>>>>> | | WOComponent nextPage = null;
>>>>> | | try {
>>>>> | | EditPageInterface epi
>> =
>>>>
>> D2W.factory().editPageForNewObjectWithEntityNamed(entityName,
>>>> session());
>>>>> | |
>>>> epi.setNextPage(session().context().page());
>>>>> | | nextPage =
>> (WOComponent) epi;
>>>>> | | }
>>>>> | | catch
>> (IllegalArgumentException e) {
>>>>> | | ErrorPageInterface epf
>> =
>>>> D2W.factory().errorPage(session());
>>>>> | |
>> epf.setMessage(e.toString());
>>>>> | |
>>>> epf.setNextPage(session().context().page());
>>>>> | | nextPage =
>> (WOComponent) epf;
>>>>> | | }
>>>>> | | return nextPage;
>>>>> | | }
>>>>> |
>>>>> |
>>>>> | On 2012-04-05, at 10:53 AM, Theodore Petrosky
>> wrote:
>>>>> |
>>>>> | I am creating a new 'Brief' object in my D2W
>> app like
>>>> this:
>>>>> |
>>>>> | public EditPageInterface createBriefAction()
>> {
>>>>> |
>>>>> | EditPageInterface
>> component =
>>>>
>> D2W.factory().editPageForNewObjectWithConfigurationNamed("CreateBrief",
>>>> session());
>>>>> |
>>>>
>> component.setNextPage(session().context().page());
>>>>> |
>>>>> | if(component
>> instanceof
>>>> D2WPage) {
>>>>> | D2WPage
>> page =
>>>> (D2WPage)component;
>>>>> |
>>>>
>> page.d2wContext().takeValueForKey("Brief.CreateBrief",
>>>> "navigationState");
>>>>> |
>>>>> | This could be a rule:
>>>>> | 50 : pageConfiguration = 'CreateBrief' =>
>>>> navigationState = "Brief.CreateBrief"
>>>> [com.webobjects.directtoweb.Assignment]
>>>>> |
>>>>> |
>>>> NSLog.out.appendln( ((D2WPage)
>>>> component).object().allPropertyKeys());
>>>>> |
>>
>>>>> | Person
>>>> thePerson =
>> session().user().localInstanceIn(((D2WPage)
>>>> component).object().editingContext());
>>>>> |
>>>>> |
>> ((D2WComponent)
>>>> component).object().takeValueForKey( thePerson,
>> "person");
>>>>> |
>> ((D2WComponent)
>>>> component).object().takeValueForKey( (new
>> NSTimestamp()),
>>>> "creationDate");// (new NSTimestamp());
>>>>> |
>>>>> | This code should be in your Brief eo init()
>> method.
>>>> Something like:
>>>>> |
>>>>> | | public void init(EOEditingContext ec)
>> {
>>>>> | | super.init(ec);
>>>>> | | Person thePerson =
>>>> session().user().localInstanceIn(ec);
>>>>> | |
>> setPersonRelationship(thePerson);
>>>>> | | setCreationDate(new
>> NSTimestamp());
>>>>> | | }
>>>>> |
>>>>> |
>>
>>>>> | | }
>>>>> | | return component;
>>>>> | }
>>>>> |
>>>>> | When I click the save button I am getting:
>>>>> |
>>>>> |
>>>>> | IllegalStateException: Adaptor
>>>> com.webobjects.jdbcadaptor.JDBCAdaptor@43c8308
>> failed to
>>>> provide new primary keys for entity 'Brief'
>>>>> |
>>>>> |
>>>>> | Am I supposed to do something more here?
>>>>> |
>>>>> | Ted
>>>>>
>>>>
>>>
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