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(AbstractEntityManagerImpl.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</enforcePropertyRestrictions>
>> >> >
>> >> > <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.class (The
>> >> >> filename, directory name, or volume label syntax is incorrect)
>> >> >> at
>> >> >>
>> >>
>> org.apache.openjpa.lib.conf.Configurations.launchRunnable(Configurations.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#StaticLoggerBinder for
>> >> >> > 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.html
>> >> >> >
>> >> >> > 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.jar
>> >> >> >
>> >> >> > 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-EntityManagerFactory-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#ref_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*
>> >> > -------------------------------------------------------------------
>> >>
>>
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0";
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
http://maven.apache.org/maven-v4_0_0.xsd";>
<modelVersion>4.0.0</modelVersion>
<groupId>ms.algo.adapt.poc.persist</groupId>
<artifactId>jpademo-2</artifactId>
<version>1.0-SNAPSHOT</version>
<!--packaging>pom</packaging-->
<organization>
<name>IBM Algo Risk Services</name>
<url>https://w3-connections.ibm.com/communities/service/html/communityview?communityUuid=c87d65f4-b8cf-46fb-a860-d08e4c59ebf1</url>
</organization>
<issueManagement>
<system>SFDC</system>
<url>http://www.salesforce.com</url>
</issueManagement>
<!--modules>
<module>adapt-lib</module>
<module>adapt-camel</module>
</modules-->
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<hornet.version>2.2.5.Final</hornet.version>
<org.springframework.version>3.1.0.RELEASE</org.springframework.version>
<hibernate.version>3.5.6-Final</hibernate.version>
<openjpa.version>2.2.0</openjpa.version>
<!--scala.version>2.9.2</scala.version-->
</properties>
<repositories>
<repository>
<id>jboss-public-repository-group</id>
<name>JBoss Public Repository Group</name>
<url>http://repository.jboss.org/nexus/content/groups/public-jboss/</url>
<layout>default</layout>
<releases>
<enabled>true</enabled>
<updatePolicy>never</updatePolicy>
</releases>
<snapshots>
<enabled>true</enabled>
<updatePolicy>daily</updatePolicy>
</snapshots>
</repository>
<repository>
<id>central.maven.org</id>
<name>central.maven.org</name>
<url>http://central.maven.org/maven2/</url>
<layout>default</layout>
<releases>
<enabled>true</enabled>
<updatePolicy>always</updatePolicy>
</releases>
<snapshots>
<enabled>true</enabled>
<updatePolicy>daily</updatePolicy>
</snapshots>
</repository>
<repository>
<id>mvn3rdparty</id>
<url>file:///opt/mvn3rdparty/repo</url>
</repository>
</repositories>
<pluginRepositories>
<pluginRepository>
<id>jboss-public-repository-group</id>
<name>JBoss Public Repository Group</name>
<url>http://repository.jboss.org/nexus/content/groups/public/</url>
<releases>
<enabled>true</enabled>
</releases>
<snapshots>
<enabled>true</enabled>
</snapshots>
</pluginRepository>
<pluginRepository>
<id>apache.snapshots</id>
<name>JBoss Snapshots Group</name>
<url>https://repository.apache.org/content/groups/snapshots-group/</url>
<releases>
<enabled>false</enabled>
</releases>
<snapshots>
<enabled>true</enabled>
<updatePolicy>daily</updatePolicy>
</snapshots>
</pluginRepository>
</pluginRepositories>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.10</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-simple</artifactId>
<version>1.5.8</version>
</dependency>
<dependency>
<groupId>com.oracle</groupId>
<artifactId>ojdbc6_g</artifactId>
<version>11.2</version>
</dependency>
<dependency>
<groupId>org.apache.openjpa</groupId>
<artifactId>openjpa</artifactId>
<version>${openjpa.version}</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.5.1</version>
<configuration>
<source>1.6</source>
<target>1.6</target>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.openjpa</groupId>
<artifactId>openjpa-maven-plugin</artifactId>
<version>2.2.0</version>
<configuration>
<includes>**/entities/*.class,java.util.ArrayList.class</includes>
<excludes>**/entities/XML*.class</excludes>
<addDefaultConstructor>true</addDefaultConstructor>
<enforcePropertyRestrictions>true</enforcePropertyRestrictions>
</configuration>
<executions>
<execution>
<id>enhancer</id>
<phase>process-classes</phase>
<goals>
<goal>enhance</goal>
</goals>
</execution>
</executions>
<dependencies>
<dependency>
<groupId>org.apache.openjpa</groupId>
<artifactId>openjpa</artifactId>
<version>${openjpa.version}</version>
</dependency>
</dependencies>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-site-plugin</artifactId>
<version>3.1</version>
<configuration>
<locales>en</locales>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-pdf-plugin</artifactId>
<!--version>1.1</version-->
<version>1.2-SNAPSHOT</version>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-javadoc-plugin</artifactId>
<version>2.8.1</version>
<configuration>
<!--detectLinks>true</detectLinks>
<detectOfflineLinks>true</detectOfflineLinks-->
<links>
<link>http://docs.jboss.org/hornetq/2.2.5.Final/api</link>
<!-- follwing is wrong version, but JBoss doesn't publish current org.hornetq.jms -->
<link>http://hornetq.sourceforge.net/docs/hornetq-2.0.0.CR2/api</link>
<link>http://docs.oracle.com/javaee/6/api</link>
<link>http://static.springsource.org/spring/docs/3.1.x/javadoc-api</link>
<link>http://camel.apache.org/maven/current/camel-core/apidocs</link>
<link>http://camel.apache.org/maven/current/camel-spring/apidocs</link>
<link>http://camel.apache.org/maven/current/camel-jms/apidocs</link>
<link>http://camel.apache.org/maven/current/camel-ftp/apidocs</link>
<link>http://camel.apache.org/maven/current/camel-quartz/apidocs</link>
<link>http://camel.apache.org/maven/current/camel-script/apidocs</link>
<link>http://camel.apache.org/maven/current/camel-velocity/apidocs</link>
</links>
</configuration>
</plugin>
</plugins>
<resources>
<resource>
<directory>src/main/resources/openjpa</directory>
<excludes>
<exclude>.svn</exclude>
<exclude>**/.svn/*</exclude>
</excludes>
<includes>
<include>**/*.xml</include>
<include>**/*.properties</include>
</includes>
</resource>
</resources>
<testResources>
<testResource>
<directory>src/test/resources</directory>
<excludes>
<exclude>.svn</exclude>
<exclude>**/.svn/*</exclude>
</excludes>
<includes>
<include>**/*</include>
</includes>
</testResource>
</testResources>
</build>
<reporting>
<excludeDefaults>true</excludeDefaults>
<outputDirectory>${project.build.directory}/site</outputDirectory>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-project-info-reports-plugin</artifactId>
<version>2.4</version>
<configuration>
<dependencyDetailsEnabled>true</dependencyDetailsEnabled>
<dependencyLocationsEnabled>true</dependencyLocationsEnabled>
</configuration>
<reportSets>
<reportSet>
<reports>
<report>dependencies</report>
<report>scm</report>
</reports>
</reportSet>
</reportSets>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-javadoc-plugin</artifactId>
<version>2.8</version>
</plugin>
</plugins>
</reporting>
</project>
