Can you check that you are not passing null as example object into the query
[OjbExample.readAtributoId]?
----- Original Message -----
From: "ANDRES FELIPE RINCON ZAPATA" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Tuesday, February 03, 2004 11:25 PM
Subject: IllegarlArgumentException Error
> You are right Andy, but I had probed every option with similar errors.
>
> For instance when I selected PersistentFieldDirectAccessImpl this was
> the console output.
>
> [DEFAULT] ERROR: Error getting field:idAtributo in object:com.ecip.ojb.AtributoImpl
> org.apache.ojb.broker.metadata.MetadataException: Error getting field:idAtributo in
> object:com.ecip.ojb.AtributoImpl
> at
> org.apache.ojb.broker.metadata.fieldaccess.PersistentFieldDirectAccessImpl.doGet(Unknown
> Source)
> at org.apache.ojb.broker.metadata.fieldaccess.AbstractPersistentField.get(Unknown
> Source)
> at org.apache.ojb.broker.query.QueryByCriteria.buildCriteria(Unknown Source)
>
> ....
>
> This is the class, it have private fields and public getters and setters.
> I thought that PersistentFieldIntrospectorImpl option was right.
>
> package com.ecip.ojb;
> public class AtributoImpl implements Atributo, java.io.Serializable {
>
> private Integer idAtributo;
> private String atributo;
> private String descripcion;
>
> public Integer getIdAtributo() {
> return idAtributo;
> }
>
> public String getAtributo() {
> return atributo;
> }
>
> public String getDescripcion() {
> return descripcion;
> }
>
> public void setIdAtributo(Integer id) {
> this.idAtributo = id;
> }
>
> public void setAtributo(String atrib) {
> this.atributo = atrib;
> }
>
> public void setDescripcion(String descrip) {
> this.descripcion = descrip;
> }
> }
>
> Is this class OK?
> What else should I check in the ojb properties file?
>
>
> Thanks Andy.
>
>
>
> From: Andy Malakov <[EMAIL PROTECTED]>
> Subject: IllegarlArgumentException Error
> Sent: Tue, 3 Feb 2004 18:08:56 -0500
> Subject: IllegarlArgumentException Error
>
>
> Check your OJB.properties (PersistentFieldClass). You seems to be using
> PersistentFieldIntrospectorImpl which require
> JavaBeans-style getters and setters.
>
>
>
>
>
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