Thanks for letting me know.
{off topic}
What do you mean that composite PK's are not very well supported? Do you
have any particular examples?
Thanks.
Stephen.
-----Original Message-----
From: Marius Kotsbak [mailto:[EMAIL PROTECTED]]
Sent: 17 May 2002 14:20
To: [EMAIL PROTECTED]
Cc: [EMAIL PROTECTED]
Subject: Re: [Xdoclet-user] Composite primary keys.
Known problem. I have reported it as bug.
Beware that if you are using jboss, composite PKs are not supported very
well on 3.x versions.
On fre, 2002-05-17 at 14:56, [EMAIL PROTECTED] wrote:
> Hello all,
>
> I have another problem. I am using generated composite primary keys. They
> may only contain one element though. When XDoclet generates the
ejb-jar.xml
> file it is adding the tag <primkey-field> and this is causing problems
with
> the container.
>
> eg:
>
> IndividualBean.java
> -------------------
> /**
> * @ejbPrimaryKey <{IndividualPK}>
> * @ejbTransactionAttribute Required
> * @stereotype party
> * @author Stephen J. Thompson
> * @undefined
> * @displayName
> * @ejbLocal <{IndividualLocal}>
> * @ejbLocalHome <{IndividualLocalHome}>
> *
> *
> * @ejb:bean name="IndividualBean"
> * type="CMP"
> * view-type="local"
> *
local-jndi-name="ejb/cass/contactmanager/IndividualLocal"
> * primkey-field="uid"
> *
> * @ejb:home extends="javax.ejb.EJBHome"
> * generate="local"
> *
> local-class="uk.co.cass_ltd.contactmanager.dataobject.IndividualLocalHome"
> *
> * @ejb:interface extends="javax.ejb.EJBObject"
> * generate="local"
> *
> local-class="uk.co.cass_ltd.contactmanager.dataobject.IndividualLocal"
> *
> * @ejb:pk
> class="uk.co.cass_ltd.contactmanager.dataobject.IndividualPK"
> *
> *
> * @jboss:table-name "CASSINDIVIDUAL"
> * @jboss:create-table "true"
> * @jboss:remove-table "false"
> * @jboss:tuned-updates "true"
> * @jboss:read-only "false"
> */
> abstract public class IndividualBean implements EntityBean {
> ...
> /**
> * @undefined
> * @ejbColumnName UID
> *
> *
> * @ejb:pk-field
> * @ejb:persistent-field
> * @ejb:interface-method
> *
> * @jboss:column-name "UID"
> */
> public abstract Integer getUid() throws javax.ejb.EJBException;
>
> public abstract void setUid(Integer param) throws EJBException;
> ...
> }
>
>
>
>
>
>
>
>
> IndividualPK.java
> -----------------
> /**
> * Primary key for IndividualBean.
> * @ejbPrimaryKey <{IndividualPK}>
>
> * @ejbTransactionAttribute Required
>
> * @stereotype party
>
> * @author XDOCLET 1.1.2
> * @undefined
>
> * @displayName
>
> * @ejbLocal <{IndividualLocal}>
>
> * @ejbLocalHome <{IndividualLocalHome}>
>
> * @xdoclet-generated at 17-May-02 11:49:49
> */
> public class IndividualPK
> extends java.lang.Object
> implements java.io.Serializable
> {
> static final long serialVersionUID = -3539616133369563807L;
> transient private int _hashCode = Integer.MIN_VALUE;
> transient private String value = null;
>
> public java.lang.Integer uid;
>
> public IndividualPK()
> {
> }
>
> public IndividualPK( java.lang.Integer uid )
> {
> this.uid = uid;
> }
>
> public java.lang.Integer getUid()
> {
> return uid;
> }
>
> public void setUid(java.lang.Integer uid)
> {
> this.uid = uid;
> }
>
> public int hashCode()
> {
> if( _hashCode == Integer.MIN_VALUE )
> {
> _hashCode += this.uid.hashCode();
> }
>
> return _hashCode;
> }
>
> public boolean equals(Object obj)
> {
> if( !(obj instanceof
> uk.co.cass_ltd.contactmanager.dataobject.IndividualPK) )
> return false;
>
> uk.co.cass_ltd.contactmanager.dataobject.IndividualPK pk =
> (uk.co.cass_ltd.contactmanager.dataobject.IndividualPK)obj;
> boolean eq = true;
>
> if( obj == null )
> {
> eq = false;
> }
> else
> {
> if( this.uid == null &&
> ((uk.co.cass_ltd.contactmanager.dataobject.IndividualPK)obj).getUid() ==
> null )
> {
> eq = true;
> }
> else
> {
> if( this.uid == null ||
> ((uk.co.cass_ltd.contactmanager.dataobject.IndividualPK)obj).getUid() ==
> null )
> {
> eq = false;
> }
> else
> {
> eq = eq && this.uid.equals( pk.uid );
> }
> }
> }
>
> return eq;
> }
>
> public String toString()
> {
> if( value == null )
> {
> value = "[.";
> value += this.uid+".";
> value += "]";
> }
>
> return value;
> }
> }
>
>
>
>
>
>
>
>
>
>
> ejb-jar.xml - generated by XDoclet.
> -----------------------------------
>
> ...
> <entity >
> <description><![CDATA[No Description.]]></description>
>
> <ejb-name>IndividualBean</ejb-name>
>
>
>
<local-home>uk.co.cass_ltd.contactmanager.dataobject.IndividualLocalHome</lo
> cal-home>
>
> <local>uk.co.cass_ltd.contactmanager.dataobject.IndividualLocal</local>
>
>
>
<ejb-class>uk.co.cass_ltd.contactmanager.dataobject.IndividualBean</ejb-clas
> s>
> <persistence-type>Container</persistence-type>
>
>
<prim-key-class>uk.co.cass_ltd.contactmanager.dataobject.IndividualPK</prim-
> key-class>
> <reentrant>False</reentrant>
> <cmp-version>2.x</cmp-version>
> <abstract-schema-name>IndividualBean</abstract-schema-name>
> <cmp-field >
> <description><![CDATA[]]></description>
> <field-name>uid</field-name>
> </cmp-field>
> <cmp-field >
> <description><![CDATA[]]></description>
> <field-name>dear</field-name>
> </cmp-field>
> <cmp-field >
> <description><![CDATA[]]></description>
> <field-name>forname</field-name>
> </cmp-field>
> <cmp-field >
> <description><![CDATA[]]></description>
> <field-name>middlename</field-name>
> </cmp-field>
> <cmp-field >
> <description><![CDATA[]]></description>
> <field-name>surname</field-name>
> </cmp-field>
> <primkey-field>uid</primkey-field>
>
> </entity>
> ...
>
>
> As you can see it added the tag <primkey-field>uid</primkey-field> to the
> ejb-jar.xml file. This causes JBoss to reject it with the message "The
type
> of primkey-field must match the primary key class". If I delete the line
> from the ejb-jar.xml file it deploys fine.
>
>
> Anyone know where I have gone wrong?
>
>
> Thanks.
>
>
> Stephen.
>
>
> ---
> Tell someone there are 100 billion stars and they will believe you...
> Tell them that a bench has wet paint on it and they'll have to touch it to
> be sure.
>
>
>
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