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From Howard Lewis Ship <hls...@gmail.com>
Subject Re: difficulties with example
Date Thu, 30 Dec 2004 01:09:57 GMT
>From the root direction, execute "ant" or "ant install".  This will
compiled the source code, and generate the hivemind libraries (which
appear to be missing).


On Wed, 29 Dec 2004 16:13:34 -0800, Jensen, James B
<james.b.jensen@office.xerox.com> wrote:
> First, although deploying web apps is not by day job, I have been following Tapestry
for some time.  This is how I stumbled into Hivemind.  I am excited to see so much progress
in such a relatively short period.  Thanks to Howard and team for their efforts.
> 
> I have attempted to run the examples that I downloaded with hivemind-1.0.zip.  Being
new, I'm sure I am making simple errors, but have not been able to find an answer on the mailing
list archive.
> 
> I am using Ant 1.6.2
> 
> The first problem I encountered was that the file "grabber" could not open the URL's.
 I assume that this is because of my firewall.  I was unable to find a proxy setting, so I
downloaded the required files by hand and put them in {hivemind}/ext-package/lib.  This allowed
me to continue.  I was then able to build the "compile" target sucessfully using Ant from
the command line.
> 
> However, I am unable to invoke the "run-calculator" target while running Ant from the
command line, or through Eclipse.  I get the following error:
> 
> Buildfile: C:\data\Download\java\hivemind-1.0\examples\build.xml
> run-calculator:
>      [java] java.lang.NoClassDefFoundError: org/apache/hivemind/ClassResolver
>      [java]     at org.apache.tools.ant.taskdefs.ExecuteJava.execute(ExecuteJava.java:172)
>      [java]     at org.apache.tools.ant.taskdefs.Java.run(Java.java:705)
>      [java]     at org.apache.tools.ant.taskdefs.Java.executeJava(Java.java:177)
>      [java]     at org.apache.tools.ant.taskdefs.Java.execute(Java.java:83)
>      [java]     at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:275)
>      [java]     at org.apache.tools.ant.Task.perform(Task.java:364)
>      [java]     at org.apache.tools.ant.Target.execute(Target.java:341)
>      [java]     at org.apache.tools.ant.Target.performTasks(Target.java:369)
>      [java]     at org.apache.tools.ant.Project.executeTarget(Project.java:1214)
>      [java]     at org.apache.tools.ant.Project.executeTargets(Project.java:1062)
>      [java]     at org.eclipse.ant.internal.ui.antsupport.InternalAntRunner.run(InternalAntRunner.java:377)
>      [java]     at org.eclipse.ant.internal.ui.antsupport.InternalAntRunner.main(InternalAntRunner.java:135)
>      [java] Caused by: java.lang.NoClassDefFoundError: org/apache/hivemind/ClassResolver
>      [java]     at org.apache.hivemind.examples.CalculatorMain.main(CalculatorMain.java:32)
>      [java]     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>      [java]     at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
>      [java]     at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
>      [java]     at java.lang.reflect.Method.invoke(Unknown Source)
>      [java]     at org.apache.tools.ant.taskdefs.ExecuteJava.run(ExecuteJava.java:193)
>      [java]     at org.apache.tools.ant.taskdefs.ExecuteJava.execute(ExecuteJava.java:130)
>      [java]     ... 11 more
>      [java] --- Nested Exception ---
>      [java] java.lang.NoClassDefFoundError: org/apache/hivemind/ClassResolver
>      [java]     at org.apache.hivemind.examples.CalculatorMain.main(CalculatorMain.java:32)
>      [java]     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>      [java]     at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
>      [java]     at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
>      [java]     at java.lang.reflect.Method.invoke(Unknown Source)
>      [java]     at org.apache.tools.ant.taskdefs.ExecuteJava.run(ExecuteJava.java:193)
>      [java]     at org.apache.tools.ant.taskdefs.ExecuteJava.execute(ExecuteJava.java:130)
>      [java]     at org.apache.tools.ant.taskdefs.Java.run(Java.java:705)
>      [java]     at org.apache.tools.ant.taskdefs.Java.executeJava(Java.java:177)
>      [java]     at org.apache.tools.ant.taskdefs.Java.execute(Java.java:83)
>      [java]     at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:275)
>      [java]     at org.apache.tools.ant.Task.perform(Task.java:364)
>      [java]     at org.apache.tools.ant.Target.execute(Target.java:341)
>      [java]     at org.apache.tools.ant.Target.performTasks(Target.java:369)
>      [java]     at org.apache.tools.ant.Project.executeTarget(Project.java:1214)
>      [java]     at org.apache.tools.ant.Project.executeTargets(Project.java:1062)
>      [java]     at org.eclipse.ant.internal.ui.antsupport.InternalAntRunner.run(InternalAntRunner.java:377)
>      [java]     at org.eclipse.ant.internal.ui.antsupport.InternalAntRunner.main(InternalAntRunner.java:135)
> BUILD SUCCESSFUL
> Total time: 1 second
> 
> If I attempt to run the example directly through Eclipse, I get this error.
> 
> java.lang.NoClassDefFoundError: org/apache/hivemind/ClassResolver
>         at org.apache.hivemind.examples.CalculatorMain.main(CalculatorMain.java:32)
> Exception in thread "main"
> 
> Any suggestions would be welcomed.
> 
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> 
> 


-- 
Howard M. Lewis Ship
Independent J2EE / Open-Source Java Consultant
Creator, Jakarta Tapestry
Creator, Jakarta HiveMind

Professional Tapestry training, mentoring, support
and project work.  http://howardlewisship.com

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