显然,文献已经过时,甚至有错误。
这是我的POM文件:
<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/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>mg.labs.jdo</groupId>
<artifactId>jdo-enhancement</artifactId>
<version>1.0</version>
<packaging>jar</packaging>
<name>jdo-enhancement</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>org.datanucleus</groupId>
<artifactId>datanucleus-accessplatform-jdo-rdbms</artifactId>
<version>3.3.0-release</version>
<type>pom</type>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.datanucleus</groupId>
<artifactId>datanucleus-maven-plugin</artifactId>
<version>3.3.0-release</version>
<configuration>
<api>JDO</api>
<props>${basedir}/datanucleus.properties</props>
<log4jConfiguration>${basedir}/log4j.properties</log4jConfiguration>
<verbose>true</verbose>
</configuration>
<executions>
<execution>
<phase>process-classes</phase>
<goals>
<goal>enhance</goal>
</goals>
</execution>
</executions>
</plugin>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>1.7</source>
<target>1.7</target>
</configuration>
</plugin>
</plugins>
</build>
</project>3.3.8或4.0.0.M2代替?简单地改变数字是行不通的!Plugin execution not covered by lifecycle configuration: org.datanucleus:datanucleus-maven-plugin:3.3.0-release:enhance (execution: default, phase: process-classes)install显示了以下错误:
Plugin (Bundle) "org.datanucleus“已经注册。确保在类路径中没有相同插件的多个JAR版本。URL "file:/home/mgelbana/.m2/repository/org/datanucleus/datanucleus-core/3.2.5/datanucleus-core-3.2.5.jar“已经注册,您正在尝试注册位于URL "file:/home/mgelbana/.m2/repository/org/datanucleus/datanucleus-core/4.0.0-m2/datanucleus-core-4.0.0-m2.jar.”上的相同插件。尽管我还没有包含3.2.5或4.0.0-m2版本。我希望我能使用最新的版本,但我不知道,正如我所说的,更改版本号不像预期的那样工作。
我的主要目标是在打包之前运行包并增强类,这正是文档所要做的。如何在最新的datanculeus发行版中做到这一点?
我调试的编辑,我认为这是非常重要的:(在开始时,这些行指示包含的maven依赖项的依赖项)
[DEBUG] mg.labs.jdo:jdo-enhancement:jar:1.0
[DEBUG] org.datanucleus:datanucleus-accessplatform-jdo-rdbms:pom:3.3.0-release:compile
[DEBUG] javax.jdo:jdo-api:jar:3.0.1:compile
[DEBUG] javax.transaction:jta:jar:1.1:compile
[DEBUG] org.datanucleus:datanucleus-core:jar:3.2.5:compile
[DEBUG] org.datanucleus:datanucleus-api-jdo:jar:3.2.4:compile
[DEBUG] org.datanucleus:datanucleus-jdo-query:jar:3.0.2:compile
[DEBUG] org.datanucleus:datanucleus-rdbms:jar:3.2.4:compile
[DEBUG] junit:junit:jar:3.8.1:test(开始时的这些行表示数据核插件的一些意外事件,例如无法下载元数据xml文件和包含datanucleus-core 4.0.0-m3文件,连续的行仅仅是错误包含的结果)
[INFO] --- datanucleus-maven-plugin:3.3.0-release:enhance (default) @ jdo-enhancement ---
[DEBUG] Could not find metadata org.datanucleus:datanucleus-core/maven-metadata.xml in local (/home/mgelbana/.m2/repository)
[DEBUG] Skipped remote update check for org.datanucleus:datanucleus-core/maven-metadata.xml, locally cached metadata up-to-date.
[DEBUG] Using connector WagonRepositoryConnector with priority 0.0 for http://www.datanucleus.org/downloads/maven2/
[DEBUG] Using connector WagonRepositoryConnector with priority 0.0 for https://oss.sonatype.org/content/repositories/snapshots
Downloading: https://oss.sonatype.org/content/repositories/snapshots/org/datanucleus/datanucleus-core/maven-metadata.xml
Downloading: http://www.datanucleus.org/downloads/maven2/org/datanucleus/datanucleus-core/maven-metadata.xml
[DEBUG] Writing tracking file /home/mgelbana/.m2/repository/org/datanucleus/datanucleus-core/resolver-status.properties
[DEBUG] Writing tracking file /home/mgelbana/.m2/repository/org/datanucleus/datanucleus-core/resolver-status.properties
[DEBUG] Could not find metadata org.datanucleus:datanucleus-core/maven-metadata.xml in DN_M2_Repo (http://www.datanucleus.org/downloads/maven2/)
[DEBUG] Could not find metadata org.datanucleus:datanucleus-core/maven-metadata.xml in sonatype-nexus-snapshots (https://oss.sonatype.org/content/repositories/snapshots)
[DEBUG] Dependency collection stats: {ConflictMarker.analyzeTime=0, ConflictMarker.markTime=0, ConflictMarker.nodeCount=41, ConflictIdSorter.graphTime=1, ConflictIdSorter.topsortTime=0, ConflictIdSorter.conflictIdCount=18, ConflictIdSorter.conflictIdCycleCount=0, ConflictResolver.totalTime=1, ConflictResolver.conflictItemCount=40, DefaultDependencyCollector.collectTime=6063, DefaultDependencyCollector.transformTime=2}
[DEBUG] org.datanucleus:datanucleus-maven-plugin:jar:3.3.0-release:
[DEBUG] org.datanucleus:datanucleus-core:jar:4.0.0-m3:runtime
[DEBUG] org.codehaus.plexus:plexus-utils:jar:3.0.8:compile
[DEBUG] org.apache.maven:maven-artifact:jar:3.0.4:compile
[DEBUG] org.apache.maven:maven-plugin-api:jar:3.0.4:compile
[DEBUG] org.apache.maven:maven-model:jar:3.0.4:compile
[DEBUG] org.sonatype.sisu:sisu-inject-plexus:jar:2.3.0:compile
[DEBUG] org.codehaus.plexus:plexus-component-annotations:jar:1.5.5:compile
[DEBUG] org.sonatype.sisu:sisu-inject-bean:jar:2.3.0:compile
[DEBUG] org.sonatype.sisu:sisu-guice:jar:no_aop:3.1.0:compile
[DEBUG] org.sonatype.sisu:sisu-guava:jar:0.9.9:compile
[DEBUG] org.codehaus.plexus:plexus-container-default:jar:1.5.5:compile
[DEBUG] org.codehaus.plexus:plexus-classworlds:jar:2.2.2:compile
[DEBUG] org.apache.xbean:xbean-reflect:jar:3.4:compile
[DEBUG] log4j:log4j:jar:1.2.12:compile
[DEBUG] commons-logging:commons-logging-api:jar:1.1:compile
[DEBUG] com.google.collections:google-collections:jar:1.0:compile
[DEBUG] junit:junit:jar:3.8.2:compile
[DEBUG] Created new class realm plugin>org.datanucleus:datanucleus-maven-plugin:3.3.0-release
[DEBUG] Importing foreign packages into class realm plugin>org.datanucleus:datanucleus-maven-plugin:3.3.0-release
[DEBUG] Imported: < maven.api
[DEBUG] Populating class realm plugin>org.datanucleus:datanucleus-maven-plugin:3.3.0-release
[DEBUG] Included: org.datanucleus:datanucleus-maven-plugin:jar:3.3.0-release
[DEBUG] Included: org.datanucleus:datanucleus-core:jar:4.0.0-m3
[DEBUG] Included: org.codehaus.plexus:plexus-utils:jar:3.0.8
[DEBUG] Included: org.codehaus.plexus:plexus-component-annotations:jar:1.5.5
[DEBUG] Included: org.sonatype.sisu:sisu-inject-bean:jar:2.3.0
[DEBUG] Included: org.sonatype.sisu:sisu-guice:jar:no_aop:3.1.0
[DEBUG] Included: org.sonatype.sisu:sisu-guava:jar:0.9.9
[DEBUG] Included: org.apache.xbean:xbean-reflect:jar:3.4
[DEBUG] Included: log4j:log4j:jar:1.2.12
[DEBUG] Included: commons-logging:commons-logging-api:jar:1.1
[DEBUG] Included: com.google.collections:google-collections:jar:1.0
[DEBUG] Included: junit:junit:jar:3.8.2
[DEBUG] Excluded: org.apache.maven:maven-artifact:jar:3.0.4
[DEBUG] Excluded: org.apache.maven:maven-plugin-api:jar:3.0.4
[DEBUG] Excluded: org.apache.maven:maven-model:jar:3.0.4
[DEBUG] Excluded: org.sonatype.sisu:sisu-inject-plexus:jar:2.3.0
[DEBUG] Excluded: org.codehaus.plexus:plexus-container-default:jar:1.5.5
[DEBUG] Excluded: org.codehaus.plexus:plexus-classworlds:jar:2.2.2
[DEBUG] Configuring mojo org.datanucleus:datanucleus-maven-plugin:3.3.0-release:enhance from plugin realm ClassRealm[plugin>org.datanucleus:datanucleus-maven-plugin:3.3.0-release, parent: sun.misc.Launcher$AppClassLoader@591ce4fe]
[DEBUG] Configuring mojo 'org.datanucleus:datanucleus-maven-plugin:3.3.0-release:enhance' with basic configurator -->
[DEBUG] (f) alwaysDetachable = false
[DEBUG] (f) api = JDO
[DEBUG] (f) classpathElements = [/home/mgelbana/workspace/kepler_maven_by_example/jdo-enhancement/target/classes, /home/mgelbana/.m2/repository/javax/jdo/jdo-api/3.0.1/jdo-api-3.0.1.jar, /home/mgelbana/.m2/repository/javax/transaction/jta/1.1/jta-1.1.jar, /home/mgelbana/.m2/repository/org/datanucleus/datanucleus-core/3.2.5/datanucleus-core-3.2.5.jar, /home/mgelbana/.m2/repository/org/datanucleus/datanucleus-api-jdo/3.2.4/datanucleus-api-jdo-3.2.4.jar, /home/mgelbana/.m2/repository/org/datanucleus/datanucleus-jdo-query/3.0.2/datanucleus-jdo-query-3.0.2.jar, /home/mgelbana/.m2/repository/org/datanucleus/datanucleus-rdbms/3.2.4/datanucleus-rdbms-3.2.4.jar]
[DEBUG] (f) detachListener = false
[DEBUG] (f) fork = true
[DEBUG] (f) generateConstructor = true
[DEBUG] (f) generatePK = true
[DEBUG] (f) log4jConfiguration = /home/mgelbana/workspace/kepler_maven_by_example/jdo-enhancement/log4j.properties
[DEBUG] (f) metadataDirectory = /home/mgelbana/workspace/kepler_maven_by_example/jdo-enhancement/target/classes
[DEBUG] (f) metadataIncludes = **/*.jdo, **/*.class
[DEBUG] (f) pluginArtifacts = [org.datanucleus:datanucleus-maven-plugin:maven-plugin:3.3.0-release:, org.datanucleus:datanucleus-core:jar:4.0.0-m3:runtime, org.codehaus.plexus:plexus-utils:jar:3.0.8:compile, org.codehaus.plexus:plexus-component-annotations:jar:1.5.5:compile, org.sonatype.sisu:sisu-inject-bean:jar:2.3.0:compile, org.sonatype.sisu:sisu-guice:jar:no_aop:3.1.0:compile, org.sonatype.sisu:sisu-guava:jar:0.9.9:compile, org.apache.xbean:xbean-reflect:jar:3.4:compile, log4j:log4j:jar:1.2.12:compile, commons-logging:commons-logging-api:jar:1.1:compile, com.google.collections:google-collections:jar:1.0:compile, junit:junit:jar:3.8.2:compile]
[DEBUG] (f) quiet = false
[DEBUG] (f) verbose = true
[DEBUG] -- end configuration --
[DEBUG] Metadata Directory is : /home/mgelbana/workspace/kepler_maven_by_example/jdo-enhancement/target/classes
[DEBUG] Executing command line:
[DEBUG] /bin/sh -c java -cp /home/mgelbana/.m2/repository/org/datanucleus/datanucleus-maven-plugin/3.3.0-release/datanucleus-maven-plugin-3.3.0-release.jar:/home/mgelbana/.m2/repository/org/datanucleus/datanucleus-core/4.0.0-m3/datanucleus-core-4.0.0-m3.jar:/home/mgelbana/.m2/repository/org/codehaus/plexus/plexus-utils/3.0.8/plexus-utils-3.0.8.jar:/home/mgelbana/.m2/repository/org/codehaus/plexus/plexus-component-annotations/1.5.5/plexus-component-annotations-1.5.5.jar:/home/mgelbana/.m2/repository/org/sonatype/sisu/sisu-inject-bean/2.3.0/sisu-inject-bean-2.3.0.jar:/home/mgelbana/.m2/repository/org/sonatype/sisu/sisu-guice/3.1.0/sisu-guice-3.1.0-no_aop.jar:/home/mgelbana/.m2/repository/org/sonatype/sisu/sisu-guava/0.9.9/sisu-guava-0.9.9.jar:/home/mgelbana/.m2/repository/org/apache/xbean/xbean-reflect/3.4/xbean-reflect-3.4.jar:/home/mgelbana/.m2/repository/log4j/log4j/1.2.12/log4j-1.2.12.jar:/home/mgelbana/.m2/repository/commons-logging/commons-logging-api/1.1/commons-logging-api-1.1.jar:/home/mgelbana/.m2/repository/com/google/collections/google-collections/1.0/google-collections-1.0.jar:/home/mgelbana/.m2/repository/junit/junit/3.8.2/junit-3.8.2.jar:/home/mgelbana/workspace/kepler_maven_by_example/jdo-enhancement/target/classes:/home/mgelbana/.m2/repository/javax/jdo/jdo-api/3.0.1/jdo-api-3.0.1.jar:/home/mgelbana/.m2/repository/javax/transaction/jta/1.1/jta-1.1.jar:/home/mgelbana/.m2/repository/org/datanucleus/datanucleus-core/3.2.5/datanucleus-core-3.2.5.jar:/home/mgelbana/.m2/repository/org/datanucleus/datanucleus-api-jdo/3.2.4/datanucleus-api-jdo-3.2.4.jar:/home/mgelbana/.m2/repository/org/datanucleus/datanucleus-jdo-query/3.0.2/datanucleus-jdo-query-3.0.2.jar:/home/mgelbana/.m2/repository/org/datanucleus/datanucleus-rdbms/3.2.4/datanucleus-rdbms-3.2.4.jar -Dlog4j.configuration=file:/home/mgelbana/workspace/kepler_maven_by_example/jdo-enhancement/log4j.properties org.datanucleus.enhancer.DataNucleusEnhancer -v -api JDO /home/mgelbana/workspace/kepler_maven_by_example/jdo-enhancement/target/classes/mg/labs/jdo/enhancement/App.class /home/mgelbana/workspace/kepler_maven_by_example/jdo-enhancement/target/classes/mg/labs/jdo/enhancement/QApp.class
[DEBUG] Exit code: 1
[DEBUG] --------------------
[DEBUG] Standard output from the DataNucleus tool org.datanucleus.enhancer.DataNucleusEnhancer :
[DEBUG] --------------------
[INFO]
[DEBUG] --------------------
[ERROR] --------------------
[ERROR] Standard error from the DataNucleus tool + org.datanucleus.enhancer.DataNucleusEnhancer :
[ERROR] --------------------
[ERROR] Exception in thread "main" Plugin (Bundle) "org.datanucleus" is already registered. Ensure you dont have multiple JAR versions of the same plugin in the classpath. The URL "file:/home/mgelbana/.m2/repository/org/datanucleus/datanucleus-core/3.2.5/datanucleus-core-3.2.5.jar" is already registered, and you are trying to register an identical plugin located at URL "file:/home/mgelbana/.m2/repository/org/datanucleus/datanucleus-core/4.0.0-m3/datanucleus-core-4.0.0-m3.jar."
org.datanucleus.exceptions.NucleusException: Plugin (Bundle) "org.datanucleus" is already registered. Ensure you dont have multiple JAR versions of the same plugin in the classpath. The URL "file:/home/mgelbana/.m2/repository/org/datanucleus/datanucleus-core/3.2.5/datanucleus-core-3.2.5.jar" is already registered, and you are trying to register an identical plugin located at URL "file:/home/mgelbana/.m2/repository/org/datanucleus/datanucleus-core/4.0.0-m3/datanucleus-core-4.0.0-m3.jar."发布于 2014-04-26 09:01:09
当我想要使用它时,我只是简单地将所有版本更改为最新的4.0.0-m2。再简单不过了。
发布于 2014-05-02 08:57:53
由于Neil建议检查[医]数据核样本,下面是一个配置了JDO增强器的功能良好的POM文件:
<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>org.datanucleus</groupId>
<artifactId>datanucleus-samples-jdo-tutorial</artifactId>
<packaging>jar</packaging>
<version>4.0</version>
<name>DataNucleus AccessPlatform Tutorial for JDO</name>
<url>http://www.datanucleus.org</url>
<repositories>
<repository>
<id>DN_M2_Repo</id>
<name>DataNucleus Repository</name>
<url>http://www.datanucleus.org/downloads/maven2</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
<pluginRepositories>
<pluginRepository>
<id>DataNucleus_2</id>
<url>http://www.datanucleus.org/downloads/maven2/</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</pluginRepository>
</pluginRepositories>
<dependencies>
<dependency>
<groupId>org.datanucleus</groupId>
<artifactId>datanucleus-core</artifactId>
<version>[4.0.0-m1, )</version>
</dependency>
<dependency>
<groupId>org.datanucleus</groupId>
<artifactId>datanucleus-api-jdo</artifactId>
<version>[4.0.0-m1, )</version>
</dependency>
<dependency>
<groupId>javax.jdo</groupId>
<artifactId>jdo-api</artifactId>
<version>[3.0, )</version>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>[1.2, 1.3)</version>
</dependency>
<!-- ENABLE THIS FOR H2 -->
<dependency>
<groupId>org.datanucleus</groupId>
<artifactId>datanucleus-rdbms</artifactId>
<version>[4.0.0-m1, )</version>
</dependency>
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
<version>1.3.168</version>
</dependency>
<!-- ENABLE THIS FOR HSQLDB -->
<!--dependency>
<groupId>org.datanucleus</groupId>
<artifactId>datanucleus-rdbms</artifactId>
<version>[4.0.0-m1, )</version>
</dependency>
<dependency>
<groupId>hsqldb</groupId>
<artifactId>hsqldb</artifactId>
<version>1.8.0.4</version>
</dependency-->
<!-- ENABLE THIS FOR MYSQL -->
<!--dependency>
<groupId>org.datanucleus</groupId>
<artifactId>datanucleus-rdbms</artifactId>
<version>[4.0.0-m1, )</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.17</version>
</dependency-->
<!-- ENABLE THIS FOR ODF -->
<!--dependency>
<groupId>org.datanucleus</groupId>
<artifactId>datanucleus-odf</artifactId>
<version>[4.0.0-m1, )</version>
</dependency>
<dependency>
<groupId>org.odftoolkit</groupId>
<artifactId>odfdom-java</artifactId>
<version>0.8.7</version>
</dependency>
<dependency>
<groupId>xerces</groupId>
<artifactId>xercesImpl</artifactId>
<version>[2.8, 3.0)</version>
</dependency-->
<!-- ENABLE THIS FOR EXCEL -->
<!--dependency>
<groupId>org.datanucleus</groupId>
<artifactId>datanucleus-excel</artifactId>
<version>[4.0.0-m1, )</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi</artifactId>
<version>3.6</version>
</dependency-->
<!-- ENABLE THIS FOR MongoDB -->
<!--dependency>
<groupId>org.datanucleus</groupId>
<artifactId>datanucleus-mongodb</artifactId>
<version>[4.0.0-m1, )</version>
</dependency>
<dependency>
<groupId>org.mongodb</groupId>
<artifactId>mongo-java-driver</artifactId>
<version>[2.5, 3.0)</version>
</dependency-->
<!-- ENABLE THIS FOR HBase -->
<!--dependency>
<groupId>org.datanucleus</groupId>
<artifactId>datanucleus-hbase</artifactId>
<version>[4.0.0-m1, )</version>
</dependency>
<dependency>
<groupId>org.apache.hadoop</groupId>
<artifactId>hadoop-core</artifactId>
<version>1.0.3</version>
<exclusions>
<exclusion>
<groupId>org.codehaus.jackson</groupId>
<artifactId>jackson-mapper-asl</artifactId>
</exclusion>
<exclusion>
<groupId>org.codehaus.jackson</groupId>
<artifactId>jackson-core-asl</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.apache.hbase</groupId>
<artifactId>hbase</artifactId>
<version>0.94.1</version>
</dependency>
<dependency>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
<version>1.1</version>
</dependency>
<dependency>
<groupId>org.apache.zookeeper</groupId>
<artifactId>zookeeper</artifactId>
<version>3.4.3</version>
</dependency-->
<!-- ENABLE THIS FOR Neo4j -->
<!--dependency>
<groupId>org.datanucleus</groupId>
<artifactId>datanucleus-neo4j</artifactId>
<version>[4.0.0-m1, )</version>
</dependency>
<dependency>
<groupId>org.neo4j</groupId>
<artifactId>neo4j</artifactId>
<version>1.7.2</version>
</dependency-->
<!-- ENABLE THIS FOR Cassandra -->
<!--dependency>
<groupId>org.datanucleus</groupId>
<artifactId>datanucleus-cassandra</artifactId>
<version>[4.0.0-m1, )</version>
</dependency>
<dependency>
<groupId>com.datastax.cassandra</groupId>
<artifactId>cassandra-driver-core</artifactId>
<version>2.0.0-rc2</version>
</dependency-->
</dependencies>
<build>
<resources>
<resource>
<directory>${basedir}/src/main/resources</directory>
<includes>
<include>**/*.xml</include>
<include>**/*.jdo</include>
<include>**/*.orm</include>
<include>**/*.properties</include>
</includes>
</resource>
</resources>
<plugins>
<plugin>
<artifactId>maven-clean-plugin</artifactId>
<version>2.4.1</version>
<configuration>
<filesets>
<fileset>
<directory>${basedir}</directory>
<includes>
<include>*.log</include>
<include>tutorial.ods</include>
<include>tutorial.xls</include>
<include>testDB</include>
</includes>
</fileset>
</filesets>
</configuration>
</plugin>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.3.2</version>
<!--configuration>
<source>1.6</source>
<target>1.6</target>
</configuration-->
</plugin>
<plugin>
<groupId>org.datanucleus</groupId>
<artifactId>datanucleus-maven-plugin</artifactId>
<version>4.0.0-m1</version>
<configuration>
<api>JDO</api>
<persistenceUnitName>Tutorial</persistenceUnitName>
<log4jConfiguration>${basedir}/log4j.properties</log4jConfiguration>
<verbose>false</verbose>
</configuration>
<executions>
<execution>
<phase>compile</phase>
<goals>
<goal>enhance</goal>
</goals>
</execution>
</executions>
</plugin>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>1.1</version>
<configuration>
<mainClass>org.datanucleus.samples.jdo.tutorial.Main</mainClass>
<systemProperties>
<systemProperty>
<key>log4j.configuration</key>
<value>file:${basedir}/log4j.properties</value>
</systemProperty>
</systemProperties>
</configuration>
</plugin>
<plugin>
<artifactId>maven-assembly-plugin</artifactId>
<version>2.2.1</version>
<configuration>
<descriptors>
<descriptor>${basedir}/assembly.xml</descriptor>
</descriptors>
</configuration>
</plugin>
</plugins>
</build>
</project>https://stackoverflow.com/questions/23302986
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