So you have <mapping-file>META-INF/orm.xml</mapping-file> in your
persistence.xml,
but the file "orm.xml" actually does not exist?
Unless you were just quoting a piece of the persistence.xml I sent?
Also do you have your entities declared via <class></class> in your
persistence.xml?
Thanks,
-Chris
On Mon, Nov 19, 2012 at 11:06 AM, Boblitz John
<john.bobl...@bertschi.com> wrote:
> FYI.
>
> My persitence xml is essentially the same as yours.
>
> <mapping-file>META-INF/orm.xml</mapping-file>
> <property name="openjpa.RuntimeUnenhancedClasses" value="supported"/>
> <property name="openjpa.MetaDataFactory"
> value="jpa(Types=java.util.ArrayList)"/>
>
> Nor do I have an ORM.XML.
>
> I also do build time enhancement via ANT.
>
> John
>
>> -----Ursprüngliche Nachricht-----
>> Von: Chris Wolf [mailto:cwolf.a...@gmail.com]
>> Gesendet: Montag, 19. November 2012 17:02
>> An: users@openjpa.apache.org
>> Betreff: Re: cannot persist m2m data, getting
>> "ArgumentException: Attempt to cast instance xxx
>> [java.util.HashSet]" to PersistenceCapable failed. Ensure
>> that it has been enhanced."
>>
>> Thanks José, see my reply to Rick - it has my persistence.xml
>> and orm.xml attached...
>>
>> -Chris
>>
>> On Mon, Nov 19, 2012 at 10:57 AM, José Luis Cetina
>> <maxtorz...@gmail.com> wrote:
>> > I'm doing build-time enhancement.
>> >
>> > Send your persistence.xml
>> > El 19/11/2012 09:50, "Chris Wolf" <cwolf.a...@gmail.com> escribió:
>> >
>> >> I choose property access over field access due to the
>> caveats listed
>> >> at the bottom of this page:
>> >>
>> >>
>> >>
>> http://openjpa.apache.org/builds/1.0.4/apache-openjpa-1.0.4/docs/manu
>> >> al/ref_guide_pc_enhance.html
>> >>
>> >> ...not that is matters, really, since my entities *are* enhanced
>> >> (just not java.util.ArrayList).
>> >>
>> >> I would be curious to see your persistence.xml and orm.xml
>> and if you
>> >> are doing runtime enhancement or build-time enhancement....
>> >>
>> >> Thanks,
>> >>
>> >> -Chris
>> >>
>> >> On Mon, Nov 19, 2012 at 10:37 AM, Boblitz John
>> >> <john.bobl...@bertschi.com> wrote:
>> >> > Actually, mine works just fine!
>> >> >
>> >> > I choose to annotate the attributes instead of the methodes, but
>> >> > here is
>> >> an example:
>> >> >
>> >> > @Entity
>> >> > @Table(name = "UserGroup")
>> >> > public class UserGroup extends BaseEntity {
>> >> >
>> >> > [snip]
>> >> >
>> >> > @ManyToMany(mappedBy = "userGroups")
>> >> > private Set<Users> users;
>> >> >
>> >> > }
>> >> >
>> >> > @Entity
>> >> > @Table(name = "Users")
>> >> > public class Users extends BaseEntity {
>> >> >
>> >> > [snip]
>> >> >
>> >> > @ManyToMany
>> >> > @JoinTable(name = "UserGroupMember", joinColumns =
>> >> @JoinColumn(name = "userid"), inverseJoinColumns =
>> @JoinColumn(name =
>> >> "groupid"))
>> >> > private Set<UserGroup> userGroups;
>> >> >
>> >> > }
>> >> >
>> >> >
>> >> >
>> >> >
>> >> >> -----Ursprüngliche Nachricht-----
>> >> >> Von: Chris Wolf [mailto:cwolf.a...@gmail.com]
>> >> >> Gesendet: Montag, 19. November 2012 16:29
>> >> >> An: users@openjpa.apache.org
>> >> >> Betreff: Re: cannot persist m2m data, getting
>> >> >> "ArgumentException: Attempt to cast instance xxx
>> >> >> [java.util.HashSet]" to PersistenceCapable failed.
>> Ensure that it
>> >> >> has been enhanced."
>> >> >>
>> >> >> José,
>> >> >>
>> >> >> The plugin doc says you can have a comma-delimited list of
>> >> >> classes, however, since enhancement on collection
>> classes doesn't
>> >> >> seem to work anyway - per your suggestion, I removed
>> >> >> "java.util.ArrayList" and re-ran the "mvn
>> openjpa:enhance" command.
>> >> >>
>> >> >> The result, as ever, is still:
>> >> >>
>> >> >> 771 openjpa INFO [main] openjpa.Enhance - Creating
>> subclass and
>> >> >> redefining methods for
>> >> >> "[class java.util.ArrayList]". This means that your application
>> >> >> will be less efficient than it would if you ran the OpenJPA
>> >> >> enhancer.
>> >> >> Exception in thread "main" <openjpa-2.2.0-r422266:1244990 fatal
>> >> >> user error>
>> >> >> org.apache.openjpa.persistence.ArgumentException: No registered
>> >> >> metadata for type "class java.util.ArrayList".
>> >> >> This can happen if this class has not been annotated as a
>> >> >> persistent entity or specified in the persistence unit (ex:
>> >> >> in the orm.xml).
>> >> >>
>> >> >> I wonder if anyone knows of a working example of
>> many-to-many ORM
>> >> >> using OpenJPA?
>> >> >>
>> >> >> Thanks,
>> >> >>
>> >> >> -Chris
>> >> >>
>> >> >>
>> >> >> On Mon, Nov 19, 2012 at 10:19 AM, José Luis Cetina
>> >> >> <maxtorz...@gmail.com> wrote:
>> >> >> > And I think you don't have to set arraylist class or any
>> >> >> java "native"
>> >> >> > class as enhance class. Only your entities have to be
>> enhancement.
>> >> >> > El 19/11/2012 09:12, "José Luis Cetina"
>> >> >> <maxtorz...@gmail.com> escribió:
>> >> >> >
>> >> >> >> I'm not sure if the include tag accept more than 1 class.
>> >> >> >>
>> >> >> >> You have:
>> >> >> >>
>> <includes>**/entities/*.class,java.util.ArrayList.class</includ
>> >> >> >> es>
>> >> >> >>
>> >> >> >> Try to remove java.util.ArrayList.
>> >> >> >> El 19/11/2012 09:05, "Chris Wolf"
>> <cwolf.a...@gmail.com> escribió:
>> >> >> >>
>> >> >> >>> José,
>> >> >> >>>
>> >> >> >>> Thanks - I sent the two entities to John (this list).
>> >> >> The pom.xml
>> >> >> >>> is attached...
>> >> >> >>>
>> >> >> >>> -Chris
>> >> >> >>>
>> >> >> >>>
>> >> >> >>>
>> >> >> >>> On Mon, Nov 19, 2012 at 9:54 AM, José Luis Cetina
>> >> >> >>> <maxtorz...@gmail.com>
>> >> >> >>> wrote:
>> >> >> >>> > Please send your 2 entities and your pom
>> configuration whit
>> >> >> >>> > the enhance plugin.
>> >> >> >>> > El 19/11/2012 08:46, "Chris Wolf"
>> >> >> <cwolf.a...@gmail.com> escribió:
>> >> >> >>> >
>> >> >> >>> >> José,
>> >> >> >>> >>
>> >> >> >>> >> I tried List/ArrayList - same error. Thanks....
>> >> >> >>> >>
>> >> >> >>> >> -Chris
>> >> >> >>> >>
>> >> >> >>> >> On Sun, Nov 18, 2012 at 9:47 PM, José Luis Cetina <
>> >> >> >>> maxtorz...@gmail.com>
>> >> >> >>> >> wrote:
>> >> >> >>> >> > Of course I'm using 1-M relationships but I use them
>> >> >> with List
>> >> >> >>> >> > not
>> >> >> >>> >> hashset,
>> >> >> >>> >> > why you dont give a try to list only for look if the
>> >> >> problem is
>> >> >> >>> >> > with hashset.
>> >> >> >>> >> > El 18/11/2012 19:59, "Chris Wolf"
>> >> >> <cwolf.a...@gmail.com> escribió:
>> >> >> >>> >> >
>> >> >> >>> >> >> José,
>> >> >> >>> >> >>
>> >> >> >>> >> >> Thanks for your reply. My pom.xml setup is
>> very similar
>> >> >> >>> >> >> to yours
>> >> >> >>> and
>> >> >> >>> >> >> the "enhance" goal runs without error, but, as I
>> >> >> >>> >> >> mentioned, I still get the error on "casting
>> >> >> java.util.HashSet". Are you able
>> >> >> >>> >> >> to persist entities with 1-M or M-M relationships?
>> >> >> >>> >> >>
>> >> >> >>> >> >> BTW, I changed my code to temporarily change JPA
>> >> >> provider from
>> >> >> >>> OpenJPA
>> >> >> >>> >> >> to the Hibernate JPA provider and, once again,
>> >> >> >>> >> >> Hibernate's JPA reports:
>> >> >> >>> >> >>
>> >> >> >>> >> >> Exception in thread "main"
>> >> >> java.lang.IllegalArgumentException:
>> >> >> >>> Unknown
>> >> >> >>> >> >> entity: java.util.HashSet
>> >> >> >>> >> >> at
>> >> >> >>> >> >>
>> >> >> >>> >>
>> >> >> >>>
>> >> >>
>> org.hibernate.ejb.AbstractEntityManagerImpl.persist(AbstractEntity
>> >> >> Ma
>> >> >> >>> nagerImpl.java:671)
>> >> >> >>> >> >>
>> >> >> >>> >> >> Well, at least both JPA implementations are
>> >> >> complaining about
>> >> >> >>> >> >> the
>> >> >> >>> same
>> >> >> >>> >> >> issue - I just wish I knew
>> >> >> >>> >> >> what I was doing! I know I can get this to work
>> >> >> in an instant by
>> >> >> >>> >> >> reverting to Hibernate-only solution, but I
>> was hoping
>> >> >> >>> >> >> the byte-code weaving of
>> >> >> JPA would
>> >> >> >>> >> >> be a performance advantage over Hibernate's
>> >> >> reflection/proxy
>> >> >> >>> >> >> pattern.
>> >> >> >>> >> >>
>> >> >> >>> >> >> Thanks again,
>> >> >> >>> >> >>
>> >> >> >>> >> >> -Chris
>> >> >> >>> >> >>
>> >> >> >>> >> >> On Sun, Nov 18, 2012 at 1:26 PM, José Luis Cetina <
>> >> >> >>> maxtorz...@gmail.com
>> >> >> >>> >> >
>> >> >> >>> >> >> wrote:
>> >> >> >>> >> >> > I have this in my pom.xml for ENHANCMENT and works:
>> >> >> >>> >> >> >
>> >> >> >>> >> >> > <!--OPENJPA ENHANCMENT-->
>> >> >> >>> >> >> > <plugin>
>> >> >> >>> >> >> >
>> <groupId>org.apache.openjpa</groupId>
>> >> >> >>> >> >> >
>> >> >> <artifactId>openjpa-maven-plugin</artifactId>
>> >> >> >>> >> >> > <version>2.2.0</version>
>> >> >> >>> >> >> > <configuration>
>> >> >> >>> >> >> >
>> >> >> >>> >> >> > <includes>mypackage/model/*.class</includes>
>> >> >> >>> >> >> >
>> >> >> >>> >> <addDefaultConstructor>true</addDefaultConstructor>
>> >> >> >>> >> >> >
>> >> >> >>> >> >> >
>> >> >> <enforcePropertyRestrictions>true</enforcePropertyRestrictio
>> >> >> >>> >> >> > ns>
>> >> >> >>> >> >> >
>> >> >> >>> >> >> >
>> >> >>
>> <connectionDriverName>com.mysql.jdbc.Driver</connectionDriverName>
>> >> >> >>> >> >> > <connectionProperties>
>> >> >> >>> >> >> >
>> >> >> driverClass=${database.driver.name},
>> >> >> >>> >> >> >
>> >> >> jdbcUrl=${database.connection.url},
>> >> >> >>> >> >> > user=${database.user},
>> >> >> >>> >> >> >
>> password=${database.password},
>> >> >> >>> >> >> > minPoolSize=5,
>> >> >> >>> >> >> > acquireRetryAttempts=3,
>> >> >> >>> >> >> > maxPoolSize=20
>> >> >> >>> >> >> > </connectionProperties>
>> >> >> >>> >> >> > </configuration>
>> >> >> >>> >> >> > <executions>
>> >> >> >>> >> >> > <execution>
>> >> >> >>> >> >> > <id>enhancer</id>
>> >> >> >>> >> >> >
>> <phase>process-classes</phase>
>> >> >> >>> >> >> > <goals>
>> >> >> >>> >> >> > <goal>enhance</goal>
>> >> >> >>> >> >> > </goals>
>> >> >> >>> >> >> > </execution>
>> >> >> >>> >> >> > </executions>
>> >> >> >>> >> >> > <dependencies>
>> >> >> >>> >> >> > <dependency>
>> >> >> >>> >> >> >
>> >> >> <groupId>org.apache.openjpa</groupId>
>> >> >> >>> >> >> >
>> <artifactId>openjpa</artifactId>
>> >> >> >>> >> >> > <version>2.2.0</version>
>> >> >> >>> >> >> > </dependency>
>> >> >> >>> >> >> > </dependencies>
>> >> >> >>> >> >> > </plugin>
>> >> >> >>> >> >> >
>> >> >> >>> >> >> > In my persistence.xml i have:
>> >> >> >>> >> >> >
>> >> >> >>> >> >> > <property name="openjpa.ConnectionUserName"
>> >> >> >>> >> value="${db.username}"/>
>> >> >> >>> >> >> > <property name="openjpa.ConnectionPassword"
>> >> >> >>> >> >> value="${db.password}"/>
>> >> >> >>> >> >> > <property name="openjpa.ConnectionURL"
>> >> >> value="${db.url}"/>
>> >> >> >>> >> >> > <property name="openjpa.ConnectionDriverName"
>> >> >> >>> >> >> > value="${db.driver.class}"/>
>> >> >> >>> >> >> >
>> >> >> >>> >> >> > You can replace the database properties in
>> >> >> persistence.xml
>> >> >> >>> >> >> > with
>> >> >> >>> your
>> >> >> >>> >> own
>> >> >> >>> >> >> > values
>> >> >> >>>
>> (${db.username},${db.password},${db.url},${db.driver.class}).
>> >> >> >>> >> >> >
>> >> >> >>> >> >> >
>> >> >> >>> >> >> > I use this configuration for my JEE Projects.
>> >> >> >>> >> >> >
>> >> >> >>> >> >> > Maybe this can help you.
>> >> >> >>> >> >> >
>> >> >> >>> >> >> > Regards.
>> >> >> >>> >> >> >
>> >> >> >>> >> >> > SCJA. JL Cetina
>> >> >> >>> >> >> >
>> >> >> >>> >> >> >
>> >> >> >>> >> >> > 2012/11/18 Chris Wolf <cwolf.a...@gmail.com>
>> >> >> >>> >> >> >
>> >> >> >>> >> >> >> I wrote a shell script to directly invoke
>> PCEnhancer
>> >> >> >>> >> >> >> on class java.util.HashSet, and even that
>> didn't work:
>> >> >> >>> >> >> >>
>> >> >> >>> >> >> >> $ ./enhance.sh
>> >> >> >>> >> >> >> 52 openjpa INFO [main] openjpa.Tool -
>> >> >> Enhancer running on
>> >> >> >>> type
>> >> >> >>> >> >> >> "java.util.HashSet".
>> >> >> >>> >> >> >> Exception in thread "main"
>> java.lang.RuntimeException:
>> >> >> >>> >> >> >> java.io.FileNotFoundExcep
>> >> >> >>> >> >> >> tion:
>> >> >> >>> >> >> >>
>> file:\C:\opt\jdk\jre\lib\rt.jar!\java\util\HashSet.cl
>> >> >> >>> >> >> >> ass
>> >> >> >>> (The
>> >> >> >>> >> >> >> filename, directory name, or volume label syntax
>> >> >> is incorrect)
>> >> >> >>> >> >> >> at
>> >> >> >>> >> >> >>
>> >> >> >>> >> >>
>> >> >> >>> >>
>> >> >> >>>
>> >> >>
>> org.apache.openjpa.lib.conf.Configurations.launchRunnable(Configur
>> >> >> at
>> >> >> >>> ions.java:744)
>> >> >> >>> >> >> >>
>> >> >> >>> >> >> >> On Sun, Nov 18, 2012 at 10:37 AM, Chris Wolf <
>> >> >> >>> cwolf.a...@gmail.com>
>> >> >> >>> >> >> wrote:
>> >> >> >>> >> >> >> > Hello,
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > This is my first posting and first
>> attempt to use
>> >> >> >>> >> >> >> > OpenJPA. I
>> >> >> >>> put
>> >> >> >>> >> >> >> > together a quick demo and can persist
>> individual,
>> >> >> >>> >> >> >> > unrelated entities. However, when I try
>> to persist
>> >> >> >>> >> >> >> > related entities to two tables via a
>> link table, i.e.
>> >> >> >>> many-2-many,
>> >> >> >>> >> >> >> > it keeps complaining about "casting to
>> >> >> >>> >> >> >> > PersistenceCapable", in particular the class
>> >> >> "java.util.HashSet".
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > First, I am using the Eclipse JPA plugin
>> >> >> (called "Dali"
>> >> >> >>> >> >> >> > or "EclipseLink"). Of course, I have OpenJPA
>> >> >> configured
>> >> >> >>> >> >> >> > as my JPA provider, I am in a plain Java SE
>> >> >> environment
>> >> >> >>> >> >> >> > with LOCAL_RESOURCE via JDBC connection
>> >> >> properties in the
>> >> >> >>> >> >> >> > persistence.xml. I am using Sun/Oracle 64bit
>> >> >> >>> >> >> >> > JDK-1.6 and OpenJPA-2.2.0.
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > I am using the Eclipse JPA plugin to generate
>> >> >> the entity
>> >> >> >>> classes
>> >> >> >>> >> from
>> >> >> >>> >> >> >> > already-exiting database schema objects,
>> and that
>> >> >> >>> >> >> >> > code looks like (just pasting the relationship
>> >> >> >>> >> >> >> > code),
>> >> >> >>> this
>> >> >> >>> >> >> >> > action also adds these classes to
>> persistence.xml
>> >> >> >>> >> >> >> > via persistence-unit/class elements.
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > First M2M entity, "MarketData":
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > //bi-directional many-to-many
>> >> >> association to RiskFactor
>> >> >> >>> >> >> >> > @ManyToMany(mappedBy="marketData")
>> >> >> >>> >> >> >> > public Set<RiskFactor> getRiskFactors() {
>> >> >> >>> >> >> >> > return this.riskFactors;
>> >> >> >>> >> >> >> > }
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > Second M2M entity "RiskFactor":
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > //bi-directional many-to-many
>> >> >> association to MarketData
>> >> >> >>> >> >> >> > @ManyToMany
>> >> >> >>> >> >> >> > @JoinTable(
>> >> >> >>> >> >> >> > name="MARKET_DATA__RISK_FACTOR"
>> >> >> >>> >> >> >> > , joinColumns={
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > @JoinColumn(name="RISK_FACTOR_ID",
>> >> >> >>> >> >> >> nullable=false)
>> >> >> >>> >> >> >> > }
>> >> >> >>> >> >> >> > , inverseJoinColumns={
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > @JoinColumn(name="MARKET_DATA_ID",
>> >> >> >>> >> >> >> nullable=false)
>> >> >> >>> >> >> >> > }
>> >> >> >>> >> >> >> > )
>> >> >> >>> >> >> >> > public Set<MarketData> getMarketData() {
>> >> >> >>> >> >> >> > return this.marketData;
>> >> >> >>> >> >> >> > }
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > When I run the code, the log indicates implicit
>> >> >> >>> >> >> >> > runtime
>> >> >> >>> enhacement,
>> >> >> >>> >> >> >> > yet it is complaining:
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > "[persistdemo.ojpa.entities.RiskFactor@61578aab]
>> >> >> >>> >> [java.util.HashSet]"
>> >> >> >>> >> >> >> > to PersistenceCapable failed. Ensure
>> that it has
>> >> >> >>> >> >> >> > been
>> >> >> >>> enhanced."
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > ...when it says, "Ensure that it has been
>> >> >> >>> >> >> >> > enhanced." - which is
>> >> >> >>> >> "it"
>> >> >> >>> >> >> >> > referring to? The entity "RiskFactor"
>> or the field
>> >> >> >>> relationship
>> >> >> >>> >> >> >> > field's class, "java.util.HashSet"?
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > 186 openjpa INFO [main]
>> openjpa.Runtime - OpenJPA
>> >> >> >>> dynamically
>> >> >> >>> >> >> >> > loaded the class enhancer. Any classes that were
>> >> >> >>> >> >> >> > not enhanced
>> >> >> >>> at
>> >> >> >>> >> build
>> >> >> >>> >> >> >> > time will be enhanced when they are
>> loaded by the JVM.
>> >> >> >>> >> >> >> > SLF4J: Failed to load class
>> >> >> >>> "org.slf4j.impl.StaticLoggerBinder".
>> >> >> >>> >> >> >> > SLF4J: Defaulting to no-operation (NOP) logger
>> >> >> >>> >> >> >> > implementation
>> >> >> >>> >> >> >> > SLF4J: See
>> >> >> >>> >> >> >> >
>> http://www.slf4j.org/codes.html#StaticLoggerBinderf
>> >> >> >>> >> >> >> > or
>> >> >> >>> >> >> >> > further details.
>> >> >> >>> >> >> >> > 243 openjpa INFO [main]
>> openjpa.Runtime - OpenJPA
>> >> >> >>> dynamically
>> >> >> >>> >> >> >> > loaded a validation provider.
>> >> >> >>> >> >> >> > 596 openjpa INFO [main] openjpa.Runtime -
>> >> >> Starting OpenJPA
>> >> >> >>> >> 2.2.0
>> >> >> >>> >> >> >> > 630 openjpa INFO [main]
>> openjpa.jdbc.JDBC - Using
>> >> >> >>> dictionary
>> >> >> >>> >> class
>> >> >> >>> >> >> >> > "org.apache.openjpa.jdbc.sql.OracleDictionary".
>> >> >> >>> >> >> >> > Exception in thread "main"
>> >> >> <openjpa-2.2.0-r422266:1244990
>> >> >> >>> nonfatal
>> >> >> >>> >> >> >> > user error>
>> >> >> org.apache.openjpa.persistence.ArgumentException:
>> >> >> >>> >> Attempt
>> >> >> >>> >> >> >> > to cast instance
>> >> >> >>> "[persistdemo.ojpa.entities.RiskFactor@61578aab]
>> >> >> >>> >> >> >> > [java.util.HashSet]" to
>> PersistenceCapable failed.
>> >> >> >>> >> >> >> > Ensure
>> >> >> >>> that it
>> >> >> >>> >> has
>> >> >> >>> >> >> >> > been enhanced.
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > Maybe because "java.util.HashSet" was loaded
>> >> >> before the
>> >> >> >>> >> >> >> > dynamic enhancer could get to it?
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > Next, I tried performing build-time
>> enhancement via
>> >> >> >>> >> >> >> > Maven, per
>> >> >> >>> this
>> >> >> >>> >> >> doc:
>> >> >> >>> >> >> >> >
>> http://openjpa.apache.org/enhancement-with-maven.ht
>> >> >> >>> >> >> >> > ml
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > When I ran "mvn openjpa:enhance", it
>> finished with
>> >> >> >>> >> >> >> > success, but
>> >> >> >>> >> none
>> >> >> >>> >> >> >> > of the classes in target/classes seemed
>> to have be
>> >> >> >>> >> >> >> > changed (last-modified date same as
>> >> >> compile-time). and
>> >> >> >>> >> >> >> > re-running
>> >> >> >>> results
>> >> >> >>> >> in
>> >> >> >>> >> >> >> > the same error and stack-trace.
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > My openjpa:enhance configuration was:
>> >> >> >>> >> >> >> > <configuration>
>> >> >> >>> >> >> >> >
>> >> >> <includes>**/entities/*.class,java.util.HashSet</includes>
>> >> >> >>> >> >> >> >
>> >> >> <addDefaultConstructor>true</addDefaultConstructor>
>> >> >> >>> >> >> >> >
>> >> >> >>> >>
>> >> >> <enforcePropertyRestrictions>true</enforcePropertyRestrictions>
>> >> >> >>> >> >> >> > </configuration>
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > Next, I tried invoking with:
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> >
>> >> >> -javaagent:/opt/apache-openjpa-2.2.0/openjpa-all-2.2.0.ja
>> >> >> >>> >> >> >> > r
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > Same error - same stack trace.
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > Then, I tried setting this property:
>> >> >> >>> >> >> >> > openjpa.RuntimeUnenhancedClasses=supported
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > Same error - same stack trace.
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > Then, following a suggestion I found here:
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >>
>> >> >> >>> >> >>
>> >> >> >>> >>
>> >> >> >>>
>> >> >>
>> http://openjpa.208410.n2.nabble.com/JPA-adding-entities-to-EntityM
>> >> >> an
>> >> >> >>> agerFactory-programmatically-td210697.html
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > I tried setting both:
>> >> >> >>> >> >> >> > openjpa.RuntimeUnenhancedClasses=supported
>> >> >> >>> >> >> >> >
>> openjpa.MetaDataFactory=jpa(Types=java.util.HashSet
>> >> >> >>> >> >> >> > )
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > BTW, this is a dead link "User's Guide on
>> >> >> >>> >> >> >> > Enhancement" /
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >>
>> >> >> >>> >> >>
>> >> >> >>> >>
>> >> >> >>>
>> >> >>
>> http://openjpa.apache.org/builds/latest/docs/manual/manual.html#re
>> >> >> f_
>> >> >> >>> guide_pc_enhance
>> >> >> >>> >> >> >> > (from page:
>> >> >> >>> >> >> >> >
>> http://openjpa.apache.org/entity-enhancement.html)
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > So is there any way to use OpenJPA to persist
>> >> >> >>> >> >> >> > objects related
>> >> >> >>> via a
>> >> >> >>> >> >> >> > link table? (there obviously must be, but
>> >> >> it's a total
>> >> >> >>> >> >> >> > mystery to me) I can't believe it's this
>> >> >> >>> >> difficult,
>> >> >> >>> >> >> >> > I must be doing something really dumb.
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > Regards,
>> >> >> >>> >> >> >> >
>> >> >> >>> >> >> >> > CW
>> >> >> >>> >> >> >>
>> >> >> >>> >> >> >
>> >> >> >>> >> >> >
>> >> >> >>> >> >> >
>> >> >> >>> >> >> > --
>> >> >> >>> >> >> >
>> >> >> >>>
>> >> >>
>> ------------------------------------------------------------------
>> >> >> -
>> >> >> >>> >> >> > *SCJA. José Luis Cetina*
>> >> >> >>> >> >> >
>> >> >> >>>
>> >> >>
>> ------------------------------------------------------------------
>> >> >> -
>> >> >> >>> >> >>
>> >> >> >>> >>
>> >> >> >>>
>> >> >> >>
>> >> >>
>> >>
>>
