Re: ERXSortOrderings ?
Re: ERXSortOrderings ?
- Subject: Re: ERXSortOrderings ?
- From: Mike Schrag <email@hidden>
- Date: Tue, 14 Dec 2010 12:28:32 -0500
ascs() is just for returning an array of them (it's "plural") ... you use that when you want to pass to something that takes a setSortOrderings(NSArray) and you only have one
dot == append
ms
On Dec 14, 2010, at 12:16 PM, Farrukh Ijaz wrote:
> Hi,
>
> Did you try using .ascs() instead of .asc() and .append() instead of .dot()?
>
> Farrukh
>
> Sent from my iPhone
>
> On 14, دسمبر 2010, at 8:02 PM, Theodore Petrosky <email@hidden> wrote:
>
>> Why does this work:
>>
>> ERXSortOrderings newOrdering = ERXSortOrdering.sortOrderingWithKey("parentCompany.parentCompanyName", ERXSortOrdering.CompareAscending).then(Client.CLIENT_NAME.asc());
>>
>> but this doesn't:
>>
>> ERXSortOrderings newOrdering1 = ERXSortOrdering.sortOrderingWithKey(Client.PARENT_COMPANY.dot(ParentCompany.PARENT_COMPANY_NAME).asc()).then(Client.CLIENT_NAME.asc());
>>
>> Here is the error: The method sortOrderingWithKey(String, NSSelector) in the type ERXSortOrdering is not applicable for the arguments (ERXSortOrdering.ERXSortOrderings)
>>
>> ERXSortOrderings newOrdering2 = ERXSortOrdering.sortOrderingWithKey(Client.PARENT_COMPANY.dot(ParentCompany.PARENT_COMPANY_NAME).asc()).then(Client.CLIENT_NAME.asc());
>>
>> ERXSortOrderings newOrdering2 = ERXSortOrdering.sortOrderingWithKey(ParentCompany.PARENT_COMPANY_NAME.asc().then(Client.CLIENT_NAME.asc());
>>
>> As long as I start out with "string, selector" then I can chain - then, then, etc.
>>
>> I must have some deep seated misunderstanding of ERXSortOrderings and how to create it.
>>
>> this one works beautifully: (except on closer examination, I don't understand why it works with the parenthesis around the first element)
>>
>> ERXSortOrderings newOrdering = ERXSortOrdering.sortOrderingWithKey("version.job.primaryKey", ERXSortOrdering.CompareAscending)
>> .then(Invoice.VERSION.dot(Version.ITEM_INDEX).asc())
>> .then(Invoice.VERSION.dot(Version.SUB_VERSION_NUMBER).asc())
>> .then(Invoice.VERSION.dot(Version.REVISION_NUMBER).asc())
>> .then(Invoice.INVOICE_DATE.asc() );
>>
>>
>> Ted
>>
>>
>>
>>
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