Did you sort this out ? The #cassandra IRC room is a good place to get help as well.
I tried to build it first using mvn compile and got this different error "[ERROR] Failed to execute goal on project cassandra-tutorial: Could not resolve dependencies for project com.datastax.tutorial:cassandra-tutorial:jar:1.0-SNAPSHOT: Could not find artifact me.prettyprint:hector-core:jar:0.8.0-2-SNAPSHOT -> [Help 1]" There is a fix here... https://github.com/zznate/cassandra-tutorial/pull/1 After than I did mvn compile and it worked. So added the schema… path-to-cassandra/bin/cassandra-cli --host localhost < ~/code/github/datastax/cassandra-tutorial/npanxx_script.txt And ran mvn -e exec:java -Dexec.args="get" -Dexec.mainClass="com.datastax.tutorial.TutorialRunner" Which outputted HColumn(city=Austin) Hope that helps. ----------------- Aaron Morton Freelance Cassandra Developer @aaronmorton http://www.thelastpickle.com On 23/08/2011, at 10:30 AM, Alvin UW wrote: > Hello, > > I'd like to try the cassandra tutorial example: > https://github.com/zznate/cassandra-tutorial > by following the readme. > > After typing mvn -e exec:java -Dexec.args="get" > -Dexec.mainClass="com.datastax.tutorial.TutorialRunner" > I got the following errors. > Should I do something before the above command? > Thanks. > > + Error stacktraces are turned on. > [INFO] Scanning for projects... > [INFO] > ------------------------------------------------------------------------ > [INFO] Building cassandra-tutorial > [INFO] task-segment: [exec:java] > [INFO] > ------------------------------------------------------------------------ > [INFO] Preparing exec:java > [INFO] No goals needed for project - skipping > [INFO] [exec:java {execution: default-cli}] > [INFO] > ------------------------------------------------------------------------ > [ERROR] BUILD ERROR > [INFO] > ------------------------------------------------------------------------ > [INFO] An exception occured while executing the Java class. > com.datastax.tutorial.TutorialRunner > > [INFO] > ------------------------------------------------------------------------ > [INFO] Trace > org.apache.maven.lifecycle.LifecycleExecutionException: An exception occured > while executing the Java class. com.datastax.tutorial.TutorialRunner > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:719) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeStandaloneGoal(DefaultLifecycleExecutor.java:569) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:539) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:387) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:348) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:180) > at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:328) > at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:138) > at org.apache.maven.cli.MavenCli.main(MavenCli.java:362) > at org.apache.maven.cli.compat.CompatibleMain.main(CompatibleMain.java:60) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.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: An exception > occured while executing the Java class. com.datastax.tutorial.TutorialRunner > at org.codehaus.mojo.exec.ExecJavaMojo.execute(ExecJavaMojo.java:346) > at > org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:490) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:694) > ... 17 more > Caused by: java.lang.ClassNotFoundException: > com.datastax.tutorial.TutorialRunner > at java.net.URLClassLoader$1.run(URLClassLoader.java:202) > at java.security.AccessController.doPrivileged(Native Method) > at java.net.URLClassLoader.findClass(URLClassLoader.java:190) > at java.lang.ClassLoader.loadClass(ClassLoader.java:307) > at java.lang.ClassLoader.loadClass(ClassLoader.java:248) > at org.codehaus.mojo.exec.ExecJavaMojo$1.run(ExecJavaMojo.java:284) > at java.lang.Thread.run(Thread.java:619) > [INFO] > ------------------------------------------------------------------------ > [INFO] Total time: < 1 second > [INFO] Finished at: Mon Aug 22 18:24:05 EDT 2011 > [INFO] Final Memory: 7M/100M >
