Re: view not found by cayenne

From: Joshua Pyle (joshua.t.pyl..mail.com)
Date: Thu Oct 06 2005 - 10:58:03 EDT

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The class name should be fully qualified. You have
className="ViewInvertorNativeValues" it should be
className="back.gen.ViewInvertorNativeValues"

--
Joshua T. Pyle
Go has always existed.
On 10/6/05, Lothar Krenzien <lkrenzie..eb.de> wrote:
>
> Hi there,
>
> I have database with several views int it. No problem for cayenne. But now I defined a new one, changed the DomainMap.xml file and generated the classes. When I try to query the new view I get an error :
>
>         'No DataMap found for query with root: class back.gen.ViewInvertorNativeValues
>        at org.objectstyle.cayenne.access.DataDomain.performQueries(DataDomain.java:552) '
>
> Here's my DomainMap.xml (in the Web-INF directory):
>        <db-entity name="viewInvertorNativeValues" schema="dbo" catalog="dbSunreader2">
>                <db-attribute name="dataDate" type="TIMESTAMP" isPrimaryKey="true" isMandatory="true" length="23"/>
>                <db-attribute name="dataHour" type="INTEGER" length="10"/>
>                <db-attribute name="energyValue" type="FLOAT" isMandatory="true" length="53"/>
>                <db-attribute name="invertorId" type="INTEGER" isPrimaryKey="true" isMandatory="true" length="10"/>
>                <db-attribute name="powerValue" type="FLOAT" isMandatory="true" length="53"/>
>        </db-entity>
>
>        <obj-entity name="ViewInvertorNativeValues" className="ViewInvertorNativeValues" dbEntityName="viewInvertorNativeValues">
>                <obj-attribute name="dataDate" type="java.util.Date" db-attribute-path="dataDate"/>
>                <obj-attribute name="dataHour" type="java.lang.Integer" db-attribute-path="dataHour"/>
>                <obj-attribute name="energyValue" type="java.lang.Float" db-attribute-path="energyValue"/>
>                <obj-attribute name="invertorId" type="java.lang.Integer" db-attribute-path="invertorId"/>
>                <obj-attribute name="powerValue" type="java.lang.Float" db-attribute-path="powerValue"/>
>        </obj-entity>
>
> And the query looks like :
>
> exprMeasuredData = ExpressionFactory.matchExp("invertorId", Integer.parseInt(invertorId)).andExp(
>          ExpressionFactory.matchExp("dataDate", date));
>
> query = (new SelectQuery(ViewInvertorNativeValues.class, exprMeasuredData));
> query.addOrdering("dataDate", true);
>
> context.performQuery(query)
>
> What I'm doing wrong ?
> Thanks, Lothar
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