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Date: Tue, 28 Aug 2007 17:10:52 +0100
From: "ben short" <jamin.short@gmail.com>
To: users@openjpa.apache.org
Subject: Re: how to get maven openjpa plugin to enhance
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References: <46D382EC.4070400@co.brazos.tx.us>
	 <7262f25e0708280830s5376bb9fof22ae239ae87f301@mail.gmail.com>
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Ok heres my setup, as I said I only got this far lastnight so by no
means is it 100% correct..

pom.xml

<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>com.daisytechnologies.jpatest</groupId>
    <artifactId>jpa-test</artifactId>
    <packaging>jar</packaging>
    <version>1.0-SNAPSHOT</version>
    <name>jpa-test</name>
    <url>http://maven.apache.org</url>
    <dependencies>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>3.8.1</version>
            <scope>test</scope>
        </dependency>
        <dependency>
            <groupId>org.apache.openjpa</groupId>
            <artifactId>openjpa-all</artifactId>
            <version>0.9.6-incubating</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring</artifactId>
            <version>2.0.6</version>
            <scope>compile</scope>
        </dependency>
        <dependency>
            <groupId>postgresql</groupId>
            <artifactId>postgresql</artifactId>
            <version>8.2-504.jdbc3</version>
            <scope>compile</scope>
        </dependency>
    </dependencies>  <!--
    <repositories>
        <repository>
            <id>apache-snapshots</id>
            <url>http://people.apache.org/repo/m2-incubating-repository</url>
        </repository>
    </repositories>   -->
    <build>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <configuration>
                    <source>1.5</source>
                    <target>1.5</target>
                </configuration>
            </plugin>
            <plugin>
                <groupId>org.codehaus.mojo</groupId>
                <artifactId>openjpa-maven-plugin</artifactId>
                <executions>
                    <execution>
                        <phase>process-classes</phase>
                        <goals>
                            <goal>enhance</goal>
                        </goals>
                        <configuration>
                            <!-- Pass properties to the Plugin here -->
                            <toolProperties>
                                <property>
                                    <name>addDefaultConstructor</name>
                                    <value>true</value>
                                </property>
                                <property>
                                    <name>enforcePropertyRestrictions</name>
                                    <value>true</value>
                                </property>
                            </toolProperties>
                        </configuration>
                    </execution>
                </executions>
            </plugin>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-surefire-plugin</artifactId>
                <configuration>
                    <includes>
                        <include>com/daisytechnologies/**/*Tests.class</include>
                    </includes>
                </configuration>
            </plugin>
        </plugins>
    </build>
</project>

And my persistance.xml which is in src/main/resources/META-INF

<persistence xmlns="http://java.sun.com/xml/ns/persistence"
		xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
		xsi:schemaLocation="http://java.sun.com/xml/ns/persistence
http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd"
		version="1.0">

    <persistence-unit name="openjpa">
    <provider>org.apache.openjpa.persistence.PersistenceProviderImpl</provider>
        <class>com.daisytechnologies.jpatest.Product</class>
        <class>com.daisytechnologies.jpatest.ProductInstance</class>
        <class>com.daisytechnologies.jpatest.AttributeAndValue</class>
    <properties>
      <property name="openjpa.ConnectionURL"
value="jdbc:postgresql://192.168.100.32/jpa"/>
      <property name="openjpa.ConnectionDriverName"
value="org.postgresql.jdbc3.Jdbc3PoolingDataSource"/>
      <property name="openjpa.ConnectionUserName" value="jpa"/>
      <property name="openjpa.ConnectionPassword" value="jpa"/>
      <property name="openjpa.Log" value="DefaultLevel=WARN, Tool=INFO"/>
    </properties>
  </persistence-unit>

</persistence>

and orm.xml also in src/main/resources/META-INF

<?xml version="1.0" encoding="UTF-8"?>
<entity-mappings xmlns="http://java.sun.com/xml/ns/persistence/orm"
		xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
		xsi:schemaLocation="http://java.sun.com/xml/ns/persistence/orm
http://java.sun.com/xml/ns/persistence/orm_1_0.xsd"
		version="1.0">

    <persistence-unit-metadata>
		<xml-mapping-metadata-complete/>
		<persistence-unit-defaults>
			<access>PROPERTY</access>
		</persistence-unit-defaults>
	</persistence-unit-metadata>

</entity-mappings>

Running mvn process-classes produces the following output...

[INFO] Scanning for projects...
[INFO] ----------------------------------------------------------------------------
[INFO] Building jpa-test
[INFO]    task-segment: [process-classes]
[INFO] ----------------------------------------------------------------------------
[INFO] [resources:resources]
[INFO] Using default encoding to copy filtered resources.
[INFO] [compiler:compile]
[INFO] Compiling 2 source files to C:\Documents and Settings\Ben\My
Documents\Programming\Projects\jpa-test\target\classes
[INFO] [openjpa:enhance {execution: default}]
[INFO]
[ERROR] --------------------
[ERROR]  Standard error from the OpenJPA Enhancer tool:
[ERROR] --------------------
[ERROR] 47  INFO   [main] openjpa.Tool - Enhancer running on type
"class com.daisytechnologies.jpatest.Product".
203  INFO   [main] openjpa.Tool - The class is already persistence
capable - no enhancement performed.
203  INFO   [main] openjpa.Tool - Enhancer running on type "class
com.daisytechnologies.jpatest.Main".
203  WARN   [main] openjpa.Enhance - Type "class
com.daisytechnologies.jpatest.Main" has no metadata; enhancing as
persistence aware. If you intended for "class
com.daisytechnologies.jpatest.Main" to be persistence-capable, then
this means that OpenJPA could not find any metadata for "class
com.daisytechnologies.jpatest.Main". This can happen if the directory
containing your metadata is not in your CLASSPATH, or if your metadata
files are not named properly. See the documentation on metadata
placement for more information.
203  INFO   [main] openjpa.Tool - The class does not have metadata -
enhanced as persistence-aware.
219  INFO   [main] openjpa.Tool - Enhancer running on type "class
com.daisytechnologies.jpatest.AttributeAndValue".
250  INFO   [main] openjpa.Tool - Enhancer running on type "class
com.daisytechnologies.jpatest.Main$1".
250  WARN   [main] openjpa.Enhance - Type "class
com.daisytechnologies.jpatest.Main$1" has no metadata; enhancing as
persistence aware. If you intended for "class
com.daisytechnologies.jpatest.Main$1" to be persistence-capable, then
this means that OpenJPA could not find any metadata for "class
com.daisytechnologies.jpatest.Main$1". This can happen if the
directory containing your metadata is not in your CLASSPATH, or if
your metadata files are not named properly. See the documentation on
metadata placement for more information.
266  INFO   [main] openjpa.Tool - The class does not have metadata -
enhanced as persistence-aware.
266  INFO   [main] openjpa.Tool - Enhancer running on type "class
com.daisytechnologies.jpatest.ProductInstance".

[ERROR] --------------------
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESSFUL
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 3 seconds
[INFO] Finished at: Tue Aug 28 17:08:37 BST 2007
[INFO] Final Memory: 6M/12M
[INFO] ------------------------------------------------------------------------


On 8/28/07, Patrick Linskey <plinskey@gmail.com> wrote:
> Hi,
>
> What do you see if you set the openjpa.Log system property to
> DefaultLevel=TRACE?
>
> I'm not a maven expert, but I imagine that you could do this like so:
>
> mvn -Dopenjpa.Log=DefaultLevel=TRACE package
>
> -Patrick
>
> On 8/27/07, sudhakar <sudhakar@co.brazos.tx.us> wrote:
> >
> > I have the following in my maven JPA project's pom.xml. But when I run
> > "mvn clean package" I get an error message as follows. I am following
> > the instructions here
> >
> > http://bill.dudney.net/roller/bill/entry/20070424
> >
> > I am using the 1.0.0-SNAPSHOT version of OpenJPA. I'd appreciate any
> > help troubleshooting this.
> > Thanks
> >
> >
> > [INFO] [openjpa:enhance {execution: JPA Enhance}]
> > [INFO]
> > [INFO]
> > ------------------------------------------------------------------------
> > [ERROR] BUILD ERROR
> > [INFO]
> > ------------------------------------------------------------------------
> > [INFO] The OpenJPA Enhancer tool exited with a non-null exit code.
> > [INFO]
> > ------------------------------------------------------------------------
> > [INFO] Trace
> > org.apache.maven.lifecycle.LifecycleExecutionException: The OpenJPA
> > Enhancer too
> > l exited with a non-null exit code.
> >         at
> > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(Defa
> > ultLifecycleExecutor.java:564)
> >         at
> > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLi
> > fecycle(DefaultLifecycleExecutor.java:480)
> >         at
> > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(Defau
> > ltLifecycleExecutor.java:459)
> >         at
> > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHan
> > dleFailures(DefaultLifecycleExecutor.java:311)
> >         at
> > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegmen
> > ts(DefaultLifecycleExecutor.java:278)
> >         at
> > org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLi
> > fecycleExecutor.java:143)
> >         at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:334)
> >         at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:125)
> >         at org.apache.maven.cli.MavenCli.main(MavenCli.java:272)
> >         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> >         at
> > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
> > java:39)
> >         at
> > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
> > sorImpl.java:25)
> >         at java.lang.reflect.Method.invoke(Method.java:597)
> >         at
> > org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
> >         at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
> >         at
> > org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
> >
> >         at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
> > Caused by: org.apache.maven.plugin.MojoExecutionException: The OpenJPA
> > Enhancer
> > tool exited with a non-null exit code.
> >         at
> > org.codehaus.mojo.openjpa.OpenJpaEnhancerMojo.enhance(OpenJpaEnhancer
> > Mojo.java:248)
> >         at
> > org.codehaus.mojo.openjpa.OpenJpaEnhancerMojo.execute(OpenJpaEnhancer
> > Mojo.java:105)
> >         at
> > org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPlugi
> > nManager.java:443)
> >         at
> > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(Defa
> > ultLifecycleExecutor.java:539)
> >         ... 16 more
> > [INFO]
> > ------------------------------------------------------------------------
> > [INFO] Total time: 10 seconds
> > [INFO] Finished at: Mon Aug 27 16:59:12 CDT 2007
> > [INFO] Final Memory: 8M/19M
> > [INFO]
> > ------------------------------------------------------------------------
> >
> >
> >
> >
> >
> > My pom.xml
> >
> > <?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>brazos.voter</groupId>
> >     <artifactId>brazos.voter.lib</artifactId>
> >     <version>1.0.0</version>
> >     <build>
> >         <plugins>
> >             <plugin>
> >                 <groupId>org.codehaus.mojo</groupId>
> >                 <artifactId>openjpa-maven-plugin</artifactId>
> >                 <executions>
> >                     <execution>
> >                         <id>JPA Enhance</id>
> >                         <phase>process-classes</phase>
> >                         <goals>
> >                             <goal>enhance</goal>
> >                         </goals>
> >                     </execution>
> >                 </executions>
> >                 <configuration>
> >                     <toolProperties>
> >                         <property>
> >                             <name>addDefaultConstructor</name>
> >                             <value>false</value>
> >                         </property>
> >                         <property>
> >                             <name>enforcePropertyRestrictions</name>
> >                             <value>true</value>
> >                         </property>
> >                     </toolProperties>
> >                 </configuration>
> >             </plugin>
> >             <plugin>
> >                 <artifactId>maven-compiler-plugin</artifactId>
> >                 <configuration>
> >                     <source>1.6</source>
> >                     <target>1.6</target>
> >                     <encoding>iso-8859-1</encoding>
> >                 </configuration>
> >             </plugin>
> >             <plugin>
> >                 <artifactId>maven-surefire-plugin</artifactId>
> >                 <version>2.2</version>
> >                 <configuration>
> >                     <suiteXmlFiles>
> >                         <suiteXmlFile>
> >                             src/test/resources/testng.xml
> >                         </suiteXmlFile>
> >                     </suiteXmlFiles>
> >                 </configuration>
> >             </plugin>
> >             <plugin>
> >                 <artifactId>maven-jar-plugin</artifactId>
> >                 <configuration>
> >                     <archive>
> >                         <manifest>
> >                             <addClasspath>true</addClasspath>
> >                         </manifest>
> >                     </archive>
> >                 </configuration>
> >             </plugin>
> >         </plugins>
> >     </build>
> >     <repositories>
> >         <repository>
> >             <id>Ibiblio</id>
> >             <name>Ibiblio</name>
> >             <url>http://www.ibiblio.org/maven</url>
> >         </repository>
> >         <repository>
> >             <id>java.net</id>
> >             <url>
> >                 https://maven-repository.dev.java.net/nonav/repository
> >             </url>
> >             <layout>legacy</layout>
> >         </repository>
> >         <repository>
> >             <id>java.net 2</id>
> >             <url>http://download.java.net/maven/2</url>
> >         </repository>
> >         <repository>
> >             <id>apache-snapshots2</id>
> >             <url>
> >                 http://people.apache.org/repo/m2-snapshot-repository/
> >             </url>
> >         </repository>
> >     <dependencies>
> >         <dependency>
> >             <groupId>org.testng</groupId>
> >             <artifactId>testng</artifactId>
> >             <version>5.1</version>
> >             <classifier>jdk15</classifier>
> >             <scope>test</scope>
> >         </dependency>
> >         <dependency>
> >             <groupId>log4j</groupId>
> >             <artifactId>log4j</artifactId>
> >             <version>1.2.13</version>
> >         </dependency>
> >         <dependency>
> >             <groupId>dbunit</groupId>
> >             <artifactId>dbunit</artifactId>
> >             <version>2.2</version>
> >         </dependency>
> >         <dependency>
> >             <groupId>javax.persistence</groupId>
> >             <artifactId>persistence-api</artifactId>
> >             <version>1.0</version>
> >         </dependency>
> >         <dependency>
> >             <groupId>javax.ejb</groupId>
> >             <artifactId>ejb-api</artifactId>
> >             <version>3.0</version>
> >         </dependency>
> >         <dependency>
> >             <groupId>javax.transaction</groupId>
> >             <artifactId>jta</artifactId>
> >             <version>1.0.1B</version>
> >         </dependency>
> >         <dependency>
> >             <groupId>org.apache.derby</groupId>
> >             <artifactId>derby</artifactId>
> >             <version>10.2.2.0</version>
> >         </dependency>
> >         <dependency>
> >             <groupId>org.apache.openjpa</groupId>
> >             <artifactId>openjpa</artifactId>
> >             <version>1.0.0-SNAPSHOT</version>
> >         </dependency>
> >     </dependencies>
> > </project>
> >
> >
> > --
> > ---------------------------
> > Senior Systems Analyst
> > Brazos County IT Department
> > http://www.co.brazos.tx.us
> > Ph No: 979-361-4688
> >
> >
>
>
> --
> Patrick Linskey
> 202 669 5907
>