Re: ExistsInRelationshipQualifier
Re: ExistsInRelationshipQualifier
- Subject: Re: ExistsInRelationshipQualifier
- From: "Daniele Corti" <email@hidden>
- Date: Wed, 5 Dec 2007 17:26:49 +0100
Hi,
Can it be a source error?
2007/12/5, Pierre Bernard <
email@hidden>:The latest version is at :
http://code.google.com/p/houdah-webobjects-frameworks/
Pierre
On Dec 5, 2007, at 2:58 AM, Chuck Hill wrote:
> That looks familiar. Pierre and I fixed a bug in this a while
> back. Are you using the current (
i.e. up to date) ones from Houdah
> frameworks?
>
> Chuck
>
>
> On Dec 4, 2007, at 5:51 PM, David Holt wrote:
>
>> Hello All,
>>
>> I am finally getting the chance to use the QualifierAdditions from
>> Pierre Bernard (thanks Pierre!). I am using the following code that
>> generates a NullPointerException. Can anyone see what I have done
>> wrong?
>>
>> I am trying to show all Artifacts that have not been specified as
>> "favourites".
>>
>>
>>
>> public EOFetchSpecification getPubliclyDisplayed() {
>>
>> EOQualifier q1 = new EOKeyValueQualifier( "userName",
>> EOQualifier.QualifierOperatorEqual, applicationUser.userName());
>> ExistsInRelationshipQualifier q2 = new
>> ExistsInRelationshipQualifier("applicationUsers", q1);
>> // the inverse
>> EONotQualifier notq2 = new EONotQualifier(q2);
>>
>> // EOQualifier q3 = new EOAndQualifier( new NSArray( new Object[]
>> { q1, notq2 } ) );
>> EOFetchSpecification fs = new EOFetchSpecification( "Artifact",
>> notq2, null );
>>
>> return fs;
>> }
>>
>>
>> Stack trace:
>>
>> java.lang.NullPointerException
>> File
>> Line#
>> Method
>> Package
>>
>>
>> EOSQLExpression.java
>> 324
>> _aliasForRelationshipPath
>> com.webobjects.eoaccess
>> EOSQLExpression.java
>> 259
>> _aliasForRelatedAttributeRelationshipPath
>> com.webobjects.eoaccess
>>
ExistsInRelationshipQualifierSupport.java
>> 99
>> sqlStringForSQLExpression
>> com.houdah.webobjects.eoaccess.qualifiers
>> EOQualifierSQLGeneration.java
>> 151
>> _sqlStringForSQLExpression
>> com.webobjects.eoaccess
>> EOSQLExpression.java
>> 1024
>> prepareSelectExpressionWithAttributes
>> com.webobjects.eoaccess
>> JDBCExpression.java
>> 273
>> prepareSelectExpressionWithAttributes
>> com.webobjects.jdbcadaptor
>> EOSQLExpressionFactory.java
>> 226
>> selectStatementForAttributes
>> com.webobjects.eoaccess
>> ERXSQLHelper.java
>> 461
>> sqlExpressionForFetchSpecification
>> er.extensions
>> ERXSQLHelper.java
>> 513
>> rowCountForFetchSpecification
>> er.extensions
>> ERXEOAccessUtilities.java
>> 284
>> rowCountForFetchSpecification
>> er.extensions
>> ERXBatchingDisplayGroup.java
>> 189
>> rowCount
>> er.extensions
>> ERXBatchingDisplayGroup.java
>> 216
>> refetch
>> er.extensions
>> ERXBatchingDisplayGroup.java
>> 276
>> fetch
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