[Tinyos-help] problem with MessageListener

[Andrey Gursky]

Hi Behnaz!

behnaz.bostanipour at epfl.ch wrote:
> Hi,
> 
> I'm using  Linux.
> I try to run this :java TestSerial -comm serial@/dev/ttyUSB0:tmote
> 
> and I have:
> 
> Exception in thread "main" java.lang.NoClassDefFoundError:  
> net/tinyos/message/MessageListener
> 	at java.lang.ClassLoader.defineClass1(Native Method)
> 	at java.lang.ClassLoader.defineClass(ClassLoader.java:620)
> 	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)
> 	at java.net.URLClassLoader.defineClass(URLClassLoader.java:260)
> 	at java.net.URLClassLoader.access$100(URLClassLoader.java:56)
> 	at java.net.URLClassLoader$1.run(URLClassLoader.java:195)
> 	at java.security.AccessController.doPrivileged(Native Method)
> 	at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
> 	at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
> 	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:268)
> 	at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
> 	at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
> 
> It must be a CLASSPATH problem,so I do as below;
> 
> root at m60:/opt/tinyos-2.1.0# find . -name MessageListener.class
> ./support/sdk/java/net/tinyos/message/MessageListener.class

So you've found this class in the path:
/opt/tinyos-2.1.0/support/sdk/java/....

> root at m60:/opt/tinyos-2.1.0# echo $CLASSPATH
> 
> root at m60:/opt/tinyos-2.1.0# export  
> CLASSPATH=$CLASSPATH:/opt/tinyos-2.x/tools/java

But now you're setting the CLASSPATH to another path...

> root at m60:/opt/tinyos-2.1.0# echo $CLASSPATH
> :/opt/tinyos-2.x/tools/java
> 
> but I still have the same problem.
> Any ideas?

I'm using cvs T2 and this command to setup CLASSPATH:
export CLASSPATH=$TOSROOT/support/sdk/java/tinyos.jar:.


Best wishes,
Andrey


> 
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