build - Problem creating jar through maven -


hi,

i trying creating executable jar using maven. jar created , when try execute java -jar myjar following error

caused by: java.lang.classnotfoundexception: org.apache.hadoop.conf.configuration @ java.net.urlclassloader$1.run(urlclassloader.java:202)

i extracted jar , see hadoop classes not present. , in logs see hadoop jars not copied .where problem

my pom.xml follows :

<build>

<plugins>

<plugin>

<groupid>org.apache.maven.plugins</groupid>
<artifactid>maven-compiler-plugin</artifactid>
<version>2.3.1</version>
<configuration>
<source>1.6</source>
<target>1.6</target>
</configuration>
</plugin>
<plugin>
<groupid>org.apache.maven.plugins</groupid>
<artifactid>maven-assembly-plugin</artifactid>
<version>2.2-beta-4</version>
<configuration>
<descriptorrefs>
<descriptorref>jar-with-dependencies</descriptorref>
</descriptorrefs>
<archive>
<manifest>
<mainclass>com.myclass</mainclass>
</manifest>
</archive>
</configuration>
<executions> <execution>
<phase>package</phase>
<goals>
<goal>single</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>

    <!-- compile time dependencies --> <dependency>   <groupid>bixo</groupid>  <artifactid>bixo-core</artifactid>      <version>1.0-snapshot</version> </dependency>        <dependency>         <groupid>cascading</groupid>         <artifactid>cascading-core</artifactid>     </dependency>      <dependency>         <groupid>cascading</groupid>         <artifactid>cascading-11-jdbc</artifactid>         <version>0.0.4</version>     </dependency>      <dependency>         <groupid>hsqldb</groupid>         <artifactid>hsqldb</artifactid>         <version>1.8.0.7</version>     </dependency>      <dependency>         <groupid>org.apache.httpcomponents</groupid>         <artifactid>httpcore</artifactid>         <version>4.0.1</version>     </dependency>   <dependency>         <groupid>org.apache.lucene</groupid>         <artifactid>lucene-core</artifactid>     </dependency>      <dependency>         <groupid>org.apache.tika</groupid>         <artifactid>tika-parsers</artifactid>         <version>0.8</version>     </dependency>      <dependency>         <groupid>org.archive</groupid>         <artifactid>heritrix</artifactid>         <version>1.14.3</version>     </dependency>      <dependency>         <groupid>log4j</groupid>         <artifactid>log4j</artifactid>         <version>1.2.14</version>     </dependency>      <dependency>         <groupid>commons-lang</groupid>         <artifactid>commons-lang</artifactid>         <version>2.4</version>     </dependency>      <dependency>         <groupid>commons-io</groupid>         <artifactid>commons-io</artifactid>         <version>1.4</version>     </dependency>      <dependency>         <groupid>org.kohsuke</groupid>         <artifactid>args4j</artifactid>         <version>2.0.10</version>     </dependency>       <dependency>         <groupid>org.apache.hadoop</groupid>         <artifactid>hadoop-core</artifactid>         <version>0.21.0-snapshot</version>         <scope>provided</scope>         <exclusions>             <exclusion>                 <artifactid>jetty</artifactid>                 <groupid>org.mortbay.jetty</groupid>             </exclusion>             <exclusion>                 <artifactid>jetty-util</artifactid>                 <groupid>org.mortbay.jetty</groupid>             </exclusion>         </exclusions>     </dependency>   <dependency>              <groupid>org.apache.hadoop</groupid>             <artifactid>hadoop-mapred</artifactid>             <version>0.21.0-snapshot</version>             <scope>provided</scope> </dependency>  <dependency>              <groupid>org.apache.hadoop</groupid>             <artifactid>hadoop-common</artifactid>             <version>0.21.0-snapshot</version>             <scope>provided</scope> </dependency>     <dependency>         <groupid>javax.servlet</groupid>         <artifactid>servlet-api</artifactid>         <version>2.5</version>         <scope>provided</scope>     </dependency>      <!-- eclipse project generation dependencies -->      <dependency>         <groupid>ant-eclipse</groupid>         <artifactid>ant-eclipse-jvm1.2</artifactid>         <version>1.0</version>         <scope>eclipse</scope>     </dependency>  </dependencies>  <dependencymanagement>     <dependencies>         <dependency>             <groupid>org.apache.lucene</groupid>             <artifactid>lucene-core</artifactid>             <version>2.4.1</version>         </dependency>          <dependency>             <groupid>cascading</groupid>             <artifactid>cascading-core</artifactid>             <version>1.1.1</version>         </dependency>          <dependency>             <groupid>cascading</groupid>             <artifactid>cascading-test</artifactid>             <version>1.1.1</version>         </dependency>     </dependencies> </dependencymanagement> ` 

you've specified hadoop jars dependencies scope of <scope>provided</scope>.
implies on classpath @ runtime, if want them included in jar, remove scope tags , accept default scope of compile.

see http://maven.apache.org/pom.html


Comments

Popular posts from this blog

apache - Add omitted ? to URLs -

redirect - bbPress Forum - rewrite to wwww.mysite prohibits login -

php - How can I stop spam on my custom forum/blog? -