HColumn(city=Austin) Is the data you are after. Have a look in src/main/resources/log4j.properties if you want to change the logging settings.
Have fun. ----------------- Aaron Morton Freelance Cassandra Developer @aaronmorton http://www.thelastpickle.com On 24/08/2011, at 4:06 AM, Alvin UW wrote: > Thanks. > > By your solution, the problem is fixed. > But my output is like this. > I don't understand what's the meaning of " Error stacktraces are turned on." > And I hope only the results are outputted, not the INFO. > > mvn -e exec:java -Dexec.args="get" > -Dexec.mainClass="com.datastax.tutorial.TutorialRunner" > + 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}] > HColumn(city=Austin) > [INFO] > ------------------------------------------------------------------------ > [INFO] BUILD SUCCESSFUL > [INFO] > ------------------------------------------------------------------------ > [INFO] Total time: 1 second > [INFO] Finished at: Tue Aug 23 12:02:27 EDT 2011 > [INFO] Final Memory: 11M/100M > > > 2011/8/23 aaron morton <aa...@thelastpickle.com> > 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 >> > >
