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From Jonathan Ellis <jbel...@gmail.com>
Subject Re: 2 problems running Cassandra as a developper
Date Sat, 14 Nov 2009 13:06:57 GMT
It's not a maven project.  It just has a pom.xml to help other project
that do use maven and want cassandra as a dependency.  Looks like
importing it as a maven project results in an incomplete build.

On Sat, Nov 14, 2009 at 6:01 AM, Paul Sabou <paul.sabou@gmail.com> wrote:
> Hi,
>
> I'am new to Cassandra. I'am trying to run it in Eclipse and I seems to
> fail because some trivial reasons.
>
> I have an Ubuntu 9.04 and I use MyEclipse.
> I have checked out Cassandra from SVN and after I have installed
> thrift I could run the
> nosetests script succesfully.
>
> I have imported the trunk folder into MyEclipse with the following steps :
> (1) runned "mvn eclipse:eclipse" in the trunk folder
> (2) imported the project as an existing maven project
>
> and everything is ok up to here.
>
> I want to do two things now with the Cassandra project (that don't
> work) in MyEclipse :
>
> (1) I want to run it from main :
> - I followed the IDE instructions from
> http://wiki.apache.org/cassandra/HowToContribute
> running  "org.apache.cassandra.service.CassandraDaemon" class  with
> the following VM arguments : "-ea -Xmx1G -Dstorage-config=conf
> -Dcassandra-foreground"
> - I get the following stack trace :
>
> --------------------------------------------
> Exception encountered during startup.
> java.io.EOFException
>        at java.io.DataInputStream.readFully(DataInputStream.java:180)
>        at java.io.DataInputStream.readUTF(DataInputStream.java:592)
>        at java.io.DataInputStream.readUTF(DataInputStream.java:547)
>        at org.apache.cassandra.db.ColumnFamilySerializer.readComparator(ColumnFamilySerializer.java:115)
>        at org.apache.cassandra.db.ColumnFamilySerializer.deserialize(ColumnFamilySerializer.java:98)
>        at org.apache.cassandra.db.RowMutationSerializer.defreezeTheMaps(RowMutation.java:310)
>        at org.apache.cassandra.db.RowMutationSerializer.deserialize(RowMutation.java:320)
>        at org.apache.cassandra.db.RowMutationSerializer.deserialize(RowMutation.java:1)
>        at org.apache.cassandra.db.CommitLog.recover(CommitLog.java:327)
>        at org.apache.cassandra.db.RecoveryManager.doRecovery(RecoveryManager.java:65)
>        at org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:90)
>        at org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:166)
>
> ----------------------------------------------
>
> It seems that the RecoveryManager doesn't work as it was expected =>
> if I comment the line 90 in CassandraDaemon.java
> "recoveryMgr.doRecovery();" everything starts up correctly.
>
> I think I'am missing some config file or something similar. Can you
> please tell me what should I do?
>
> (2) I want to run the test suite :
> - When I run the test suite many tests fail with something like :
> -----------------------------------------------
> java.lang.NoClassDefFoundError: Could not initialize class
> org.apache.cassandra.config.DatabaseDescriptor
>        at org.apache.cassandra.db.Table$TableMetadata.<clinit>(Table.java:70)
>        at org.apache.cassandra.db.Table.<init>(Table.java:354)
>        at org.apache.cassandra.db.Table.open(Table.java:184)
>        at org.apache.cassandra.db.RemoveSuperColumnTest.testRemoveSuperColumn(RemoveSuperColumnTest.java:43)
>        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.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44)
>        at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
>        at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41)
>        at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
>        at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)
>        at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:31)
>        at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
>        at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:44)
>        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:180)
>        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:41)
>        at org.junit.runners.ParentRunner$1.evaluate(ParentRunner.java:173)
>        at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)
>        at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:31)
>        at org.junit.runners.ParentRunner.run(ParentRunner.java:220)
>        at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:45)
>        at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
>        at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:460)
>        at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:673)
>        at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:386)
>        at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:196)
> -----------------------------------------------
>
>
> I think that this is also my fault for not putting the right config
> file in the right place. Can you please tell me what to do?
>
>
> best regards
> Paul.
>

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