Re: Merlin container classloading problem

Peter Jervgren Fri, 18 Jun 2004 04:36:46 -0700

/ Regards Peter

1) What log do you get if you remove the Framework API resource declaration?


This one...

[DEBUG  ] (kernel.logger): logging system established
[DEBUG  ] (kernel.logger): adding category [kernel]
[DEBUG  ] (kernel): logging system established
[DEBUG  ] (kernel): repository established: /home/petje/.maven/repository, 
http://www.dpml.net/, http://www.ibiblio.org/maven/
[DEBUG  ] (kernel.logger): adding category [kernel]
[INFO   ] (kernel): info report
-----------------------------------------------------------
Merlin Kernel Environment Listing
-----------------------------------------------------------

 ${user.dir} == /home/petje/bin
 ${user.home} == /home/petje

 ${avalon.repository.cache} == /home/petje/merlin/system
 ${avalon.repository.online} == true
 ${avalon.repository.hosts} == http://www.dpml.net,http://www.ibiblio.org/maven

 ${merlin.lang} == null
 ${merlin.home} == /home/petje/merlin
 ${merlin.system} == /home/petje/merlin/system
 ${merlin.config} == /home/petje/merlin/config
 ${merlin.kernel} == file:/home/petje/merlin/config/kernel.xml
 ${merlin.logging.implementation} == 
artifact:avalon-logging/avalon-logkit-impl#1.0-SNAPSHOT
 ${merlin.logging.config} == null
 ${merlin.runtime} == artifact:avalon-activation/avalon-activation-impl#2.0-SNAPSHOT
 ${merlin.override} == null
 ${merlin.dir} == /home/petje/bin
 ${merlin.temp} == /tmp
 ${merlin.context} == /home/petje/bin/home
 ${merlin.anchor} == /home/petje/bin
 ${merlin.info} == true
 ${merlin.debug} == true
 ${merlin.audit} == false
 ${merlin.server} == false
 ${merlin.autostart} == true
 ${merlin.code.security.enabled} == false
 ${merlin.deployment.timeout} == 1000
 ${merlin.repository} == /home/petje/.maven/repository
 ${merlin.repository.hosts} == http://www.dpml.net/,http://www.ibiblio.org/maven/
 ${merlin.deployment} ==

-----------------------------------------------------------
[INFO   ] (kernel): building application model
[DEBUG  ] (kernel.logger): adding root category
[DEBUG  ] (kernel.logger): adding root category
[DEBUG  ] (kernel.logger): adding root category
[DEBUG  ] (classloader): base: ${user.dir}
[DEBUG  ] (): included entries: 1
[DEBUG  ] (): repository declarations: 1
[DEBUG  ] (): repository 0 contains 0 entries.
[DEBUG  ] (classloader): classpath: 
file:/home/petje/cappuccino/target/cappuccino-1.0.0.jar
[DEBUG  ] (classloader.scanner): scanning: 
file:/home/petje/cappuccino/target/cappuccino-1.0.0.jar
[WARN   ] (classloader.scanner): Ignoring component type 
[com.euronetics.cappuccino.HelloComponent] as the implementation class contains a 
reference to the class [org/apache/avalon/framework/logger/Logger] which does not 
exist in the classloader.
[DEBUG  ] (classloader.types): type install count: 0
[DEBUG  ] (kernel.logger): adding root category
[DEBUG  ] (kernel.logger): adding category [hello]
Exception in thread "main" org.apache.avalon.composition.model.ModelException: Unable 
to construct a new containment model: gonzo.
       at 
org.apache.avalon.composition.model.impl.DefaultModelFactory.createRootContainmentModel(DefaultModelFactory.java:298)
       at 
org.apache.avalon.merlin.impl.DefaultFactory.createApplicationModel(DefaultFactory.java:479)
       at org.apache.avalon.merlin.impl.DefaultFactory.create(DefaultFactory.java:245)
       at com.euronetics.cappuccino.Cappuccino.main(Cappuccino.java:81)
Caused by: org.apache.avalon.composition.model.ModelException: Unable to create a 
nested deployment model: hello in the containment model /.
       at 
org.apache.avalon.composition.model.impl.DefaultContainmentModelComponentHelper.createComponentContext(DefaultContainmentModelComponentHelper.java:150)
       at 
org.apache.avalon.composition.model.impl.DefaultContainmentModel.createComponentModel(DefaultContainmentModel.java:900)
       at 
org.apache.avalon.composition.model.impl.DefaultContainmentModel.createDeploymentModel(DefaultContainmentModel.java:646)
       at 
org.apache.avalon.composition.model.impl.DefaultContainmentModel.addModel(DefaultContainmentModel.java:605)
       at 
org.apache.avalon.composition.model.impl.DefaultContainmentModel.<init>(DefaultContainmentModel.java:183)
       at 
org.apache.avalon.composition.model.impl.DefaultModelFactory.createContainmentModel(DefaultModelFactory.java:330)
       at 
org.apache.avalon.composition.model.impl.DefaultModelFactory.createRootContainmentModel(DefaultModelFactory.java:289)
       ... 3 more
Caused by: org.apache.avalon.composition.model.TypeUnknownException: Unable to locate 
a component type descriptor for the component class 
[com.euronetics.cappuccino.HelloComponent] in the classloader.  Please verify that the 
component classname is correct and that a component type descriptor is included in a 
jar file available within the container classloader.
       at 
org.apache.avalon.composition.model.impl.DefaultTypeRepository.getType(DefaultTypeRepository.java:248)
       at 
org.apache.avalon.composition.model.impl.DefaultTypeRepository.getType(DefaultTypeRepository.java:213)
       at 
org.apache.avalon.composition.model.impl.DefaultContainmentModelComponentHelper.createComponentContext(DefaultContainmentModelComponentHelper.java:125)
       ... 9 more

2) What log do you get if you add a "id=avalon-logkit:avalon-logkit" version="2.0" resource ??


This one....

[DEBUG ] (kernel.logger): logging system established [DEBUG ] (kernel.logger): adding category [kernel] [DEBUG ] (kernel): logging system established [DEBUG ] (kernel): repository established: /home/petje/.maven/repository, http://www.dpml.net/, http://www.ibiblio.org/maven/ [DEBUG ] (kernel.logger): adding category [kernel] [INFO ] (kernel): info report ----------------------------------------------------------- Merlin Kernel Environment Listing -----------------------------------------------------------

 ${user.dir} == /home/petje/bin
 ${user.home} == /home/petje

${avalon.repository.cache} == /home/petje/merlin/system ${avalon.repository.online} == true ${avalon.repository.hosts} == http://www.dpml.net,http://www.ibiblio.org/maven

${merlin.lang} == null ${merlin.home} == /home/petje/merlin ${merlin.system} == /home/petje/merlin/system ${merlin.config} == /home/petje/merlin/config ${merlin.kernel} == file:/home/petje/merlin/config/kernel.xml ${merlin.logging.implementation} == artifact:avalon-logging/avalon-logkit-impl#1.0-SNAPSHOT ${merlin.logging.config} == null ${merlin.runtime} == artifact:avalon-activation/avalon-activation-impl#2.0-SNAPSHOT ${merlin.override} == null ${merlin.dir} == /home/petje/bin ${merlin.temp} == /tmp ${merlin.context} == /home/petje/bin/home ${merlin.anchor} == /home/petje/bin ${merlin.info} == true ${merlin.debug} == true ${merlin.audit} == false ${merlin.server} == false ${merlin.autostart} == true ${merlin.code.security.enabled} == false ${merlin.deployment.timeout} == 1000 ${merlin.repository} == /home/petje/.maven/repository ${merlin.repository.hosts} == http://www.dpml.net/,http://www.ibiblio.org/maven/ ${merlin.deployment} ==

----------------------------------------------------------- [INFO ] (kernel): building application model [DEBUG ] (kernel.logger): adding root category [DEBUG ] (kernel.logger): adding root category [DEBUG ] (kernel.logger): adding root category [DEBUG ] (classloader): base: ${user.dir} [DEBUG ] (): included entries: 1 [DEBUG ] (): repository declarations: 1 [DEBUG ] (): repository 0 contains 2 entries. Download from: [http://www.dpml.net/avalon-logkit/jars/avalon-logkit-2.0.jar] ..................... [DEBUG ] (classloader): classpath: file:/home/petje/cappuccino/target/cappuccino-1.0.0.jar;file:/home/petje/.maven/repository/avalon-framework/jars/avalon-framework-api-4.2.0.jar;file:/home/petje/.maven/repository/avalon-logkit/jars/avalon-logkit-2.0.jar [DEBUG ] (classloader.scanner): scanning: file:/home/petje/cappuccino/target/cappuccino-1.0.0.jar [WARN ] (classloader.scanner): Ignoring component type [com.euronetics.cappuccino.HelloComponent] as the implementation class contains a reference to the class [org/apache/avalon/framework/logger/Logger] which does not exist in the classloader. [DEBUG ] (classloader.scanner): scanning: file:/home/petje/.maven/repository/avalon-framework/jars/avalon-framework-api-4.2.0.jar [DEBUG ] (classloader.scanner): scanning: file:/home/petje/.maven/repository/avalon-logkit/jars/avalon-logkit-2.0.jar [DEBUG ] (classloader.types): type install count: 0 [DEBUG ] (kernel.logger): adding root category [DEBUG ] (kernel.logger): adding category [hello] Exception in thread "main" org.apache.avalon.composition.model.ModelException: Unable to construct a new containment model: gonzo. at org.apache.avalon.composition.model.impl.DefaultModelFactory.createRootContainmentModel(DefaultModelFactory.java:298) at org.apache.avalon.merlin.impl.DefaultFactory.createApplicationModel(DefaultFactory.java:479) at org.apache.avalon.merlin.impl.DefaultFactory.create(DefaultFactory.java:245) at com.euronetics.cappuccino.Cappuccino.main(Cappuccino.java:81) Caused by: org.apache.avalon.composition.model.ModelException: Unable to create a nested deployment model: hello in the containment model /. at org.apache.avalon.composition.model.impl.DefaultContainmentModelComponentHelper.createComponentContext(DefaultContainmentModelComponentHelper.java:150) at org.apache.avalon.composition.model.impl.DefaultContainmentModel.createComponentModel(DefaultContainmentModel.java:900) at org.apache.avalon.composition.model.impl.DefaultContainmentModel.createDeploymentModel(DefaultContainmentModel.java:646) at org.apache.avalon.composition.model.impl.DefaultContainmentModel.addModel(DefaultContainmentModel.java:605) at org.apache.avalon.composition.model.impl.DefaultContainmentModel.<init>(DefaultContainmentModel.java:183) at org.apache.avalon.composition.model.impl.DefaultModelFactory.createContainmentModel(DefaultModelFactory.java:330) at org.apache.avalon.composition.model.impl.DefaultModelFactory.createRootContainmentModel(DefaultModelFactory.java:289) ... 3 more Caused by: org.apache.avalon.composition.model.TypeUnknownException: Unable to locate a component type descriptor for the component class [com.euronetics.cappuccino.HelloComponent] in the classloader. Please verify that the component classname is correct and that a component type descriptor is included in a jar file available within the container classloader. at org.apache.avalon.composition.model.impl.DefaultTypeRepository.getType(DefaultTypeRepository.java:248) at org.apache.avalon.composition.model.impl.DefaultTypeRepository.getType(DefaultTypeRepository.java:213) at org.apache.avalon.composition.model.impl.DefaultContainmentModelComponentHelper.createComponentContext(DefaultContainmentModelComponentHelper.java:125) ... 9 more


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Re: Merlin container classloading problem

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