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From Joseph Wamicha <jwami...@gmail.com>
Subject Re: Ant cgen task not working after following tutorial
Date Mon, 25 May 2009 11:02:50 GMT
Hi Andrus,

I'll try this for cgen and use the swing gui modeller in the meantime. 
Thanks.

Andrus Adamchik wrote:
> I know nothing about cdef, but cgen works pretty well in all known 
> environments.
>
> The only thing I can think of is to check the classpath that you set 
> on your file, and trim it to just Cayenne and its dependencies. I 
> don't see task classpath in your logs. Maybe print it like this:
>
> <property name="cp" refid="full.classpath"/>
> <echo>${cp}</echo>
>
> Andrus
>
>
>
> On May 25, 2009, at 1:15 PM, Joseph Wamicha wrote:
>
>> Back to the original error :(
>>
>> Could using the cdef class generation with ant version 1.7.1 be the 
>> problem?
>>
>>
>> Total time: 0 seconds
>> sysadmin@astrodon:/mnt/sda3/EclipseWork/testpersistence$ ant -v classgen
>> Apache Ant version 1.7.1 compiled on November 10 2008
>> Buildfile: build.xml
>> Detected Java version: 1.6 in: /usr/lib/jvm/java-6-sun-1.6.0.13/jre
>> Detected OS: Linux
>> parsing buildfile /mnt/sda3/EclipseWork/testpersistence/build.xml 
>> with URI = file:/mnt/sda3/EclipseWork/testpersistence/build.xml
>> Project base dir set to: /mnt/sda3/EclipseWork/testpersistence
>> [antlib:org.apache.tools.ant] Could not load definitions from 
>> resource org/apache/tools/ant/antlib.xml. It could not be found.
>> parsing buildfile 
>> jar:file:/mnt/sda3/EclipseWork/testpersistence/lib/cayenne-server-3.0M5.jar!/org/apache/cayenne/tools/antlib.xml

>> with URI = 
>> jar:file:/mnt/sda3/EclipseWork/testpersistence/lib/cayenne-server-3.0M5.jar!/org/apache/cayenne/tools/antlib.xml

>>
>> Build sequence for target(s) `classgen' is [classgen]
>> Complete build sequence is [classgen, prepare, clean, deploy, 
>> hsqldbgen, build, dist, ]
>>
>> classgen:
>>    [cgen] Generating superclass file: 
>> /mnt/sda3/EclipseWork/testpersistence/test/com/persistence/_Config.java
>>
>> BUILD FAILED
>> java.lang.Exception: Problem initializing template loader: 
>> org.apache.cayenne.gen.ClassGeneratorResourceLoader
>> Error is: java.lang.ClassNotFoundException: 
>> org.apache.cayenne.gen.ClassGeneratorResourceLoader
>>   at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
>>   at java.security.AccessController.doPrivileged(Native Method)
>>   at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
>>   at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
>>   at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
>>   at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
>>   at java.lang.Class.forName0(Native Method)
>>   at java.lang.Class.forName(Class.java:169)
>>   at 
>> org.apache.velocity.runtime.resource.loader.ResourceLoaderFactory.getLoader(ResourceLoaderFactory.java:41)

>>
>>   at 
>> org.apache.velocity.runtime.resource.ResourceManagerImpl.initialize(ResourceManagerImpl.java:142)

>>
>>   at 
>> org.apache.velocity.runtime.RuntimeInstance.initializeResourceManager(RuntimeInstance.java:522)

>>
>>   at 
>> org.apache.velocity.runtime.RuntimeInstance.init(RuntimeInstance.java:227) 
>>
>>   at 
>> org.apache.velocity.runtime.RuntimeInstance.init(RuntimeInstance.java:461) 
>>
>>   at 
>> org.apache.velocity.app.VelocityEngine.init(VelocityEngine.java:106)
>>   at 
>> org.apache.cayenne.gen.ClassGenerationAction.getTemplate(ClassGenerationAction.java:273)

>>
>>   at 
>> org.apache.cayenne.gen.ClassGenerationAction.execute(ClassGenerationAction.java:241)

>>
>>   at 
>> org.apache.cayenne.gen.ClassGenerationAction.execute(ClassGenerationAction.java:213)

>>
>>   at 
>> org.apache.cayenne.tools.CayenneGeneratorTask.execute(CayenneGeneratorTask.java:163)

>>
>>   at 
>> org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
>>   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.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106) 
>>
>>   at org.apache.tools.ant.Task.perform(Task.java:348)
>>   at org.apache.tools.ant.Target.execute(Target.java:357)
>>   at org.apache.tools.ant.Target.performTasks(Target.java:385)
>>   at 
>> org.apache.tools.ant.Project.executeSortedTargets(Project.java:1337)
>>   at org.apache.tools.ant.Project.executeTarget(Project.java:1306)
>>   at 
>> org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)

>>
>>   at org.apache.tools.ant.Project.executeTargets(Project.java:1189)
>>   at org.apache.tools.ant.Main.runBuild(Main.java:758)
>>   at org.apache.tools.ant.Main.startAnt(Main.java:217)
>>   at org.apache.tools.ant.launch.Launcher.run(Launcher.java:257)
>>   at org.apache.tools.ant.launch.Launcher.main(Launcher.java:104)
>>
>>   at 
>> org.apache.velocity.runtime.resource.loader.ResourceLoaderFactory.getLoader(ResourceLoaderFactory.java:56)

>>
>>   at 
>> org.apache.velocity.runtime.resource.ResourceManagerImpl.initialize(ResourceManagerImpl.java:142)

>>
>>   at 
>> org.apache.velocity.runtime.RuntimeInstance.initializeResourceManager(RuntimeInstance.java:522)

>>
>>   at 
>> org.apache.velocity.runtime.RuntimeInstance.init(RuntimeInstance.java:227) 
>>
>>   at 
>> org.apache.velocity.runtime.RuntimeInstance.init(RuntimeInstance.java:461) 
>>
>>   at 
>> org.apache.velocity.app.VelocityEngine.init(VelocityEngine.java:106)
>>   at 
>> org.apache.cayenne.gen.ClassGenerationAction.getTemplate(ClassGenerationAction.java:273)

>>
>>   at 
>> org.apache.cayenne.gen.ClassGenerationAction.execute(ClassGenerationAction.java:241)

>>
>>   at 
>> org.apache.cayenne.gen.ClassGenerationAction.execute(ClassGenerationAction.java:213)

>>
>>   at 
>> org.apache.cayenne.tools.CayenneGeneratorTask.execute(CayenneGeneratorTask.java:163)

>>
>>   at 
>> org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
>>   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.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106) 
>>
>>   at org.apache.tools.ant.Task.perform(Task.java:348)
>>   at org.apache.tools.ant.Target.execute(Target.java:357)
>>   at org.apache.tools.ant.Target.performTasks(Target.java:385)
>>   at 
>> org.apache.tools.ant.Project.executeSortedTargets(Project.java:1337)
>>   at org.apache.tools.ant.Project.executeTarget(Project.java:1306)
>>   at 
>> org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)

>>
>>   at org.apache.tools.ant.Project.executeTargets(Project.java:1189)
>>   at org.apache.tools.ant.Main.runBuild(Main.java:758)
>>   at org.apache.tools.ant.Main.startAnt(Main.java:217)
>>   at org.apache.tools.ant.launch.Launcher.run(Launcher.java:257)
>>   at org.apache.tools.ant.launch.Launcher.main(Launcher.java:104)
>>
>> Total time: 0 seconds
>> Andrus Adamchik wrote:
>>> Yeah, in 3.0 you also need a VPP library (we should put it in 
>>> lib/third-party I guess...). Anyways, you can get it from here:
>>>
>>> http://sourceforge.net/projects/vpp
>>>
>>> Andrus
>>>
>>> On May 25, 2009, at 12:44 PM, Joseph Wamicha wrote:
>>>
>>>> I'm now trying with Cayenne 3.0M5. Please find the error logs below:
>>>>
>>>> sysadmin@astrodon:/mnt/sda3/EclipseWork/testpersistence$ ant -v 
>>>> classgen
>>>> Apache Ant version 1.7.1 compiled on November 10 2008
>>>> Buildfile: build.xml
>>>> Detected Java version: 1.6 in: /usr/lib/jvm/java-6-sun-1.6.0.13/jre
>>>> Detected OS: Linux
>>>> parsing buildfile /mnt/sda3/EclipseWork/testpersistence/build.xml 
>>>> with URI = file:/mnt/sda3/EclipseWork/testpersistence/build.xml
>>>> Project base dir set to: /mnt/sda3/EclipseWork/testpersistence
>>>> [antlib:org.apache.tools.ant] Could not load definitions from 
>>>> resource org/apache/tools/ant/antlib.xml. It could not be found.
>>>> parsing buildfile 
>>>> jar:file:/mnt/sda3/EclipseWork/testpersistence/lib/cayenne-server-3.0M5.jar!/org/apache/cayenne/tools/antlib.xml

>>>> with URI = 
>>>> jar:file:/mnt/sda3/EclipseWork/testpersistence/lib/cayenne-server-3.0M5.jar!/org/apache/cayenne/tools/antlib.xml

>>>>
>>>> Build sequence for target(s) `classgen' is [classgen]
>>>> Complete build sequence is [classgen, prepare, clean, deploy, 
>>>> hsqldbgen, build, dist, ]
>>>>
>>>> classgen:
>>>>
>>>> BUILD FAILED
>>>> java.lang.NoClassDefFoundError: foundrylogic/vpp/VPPConfig
>>>>  at 
>>>> org.apache.cayenne.tools.CayenneGeneratorTask.initializeVppConfig(CayenneGeneratorTask.java:326)

>>>>
>>>>  at 
>>>> org.apache.cayenne.tools.CayenneGeneratorTask.getVppContext(CayenneGeneratorTask.java:76)

>>>>
>>>>  at 
>>>> org.apache.cayenne.tools.CayenneGeneratorTask.createGeneratorAction(CayenneGeneratorTask.java:91)

>>>>
>>>>  at 
>>>> org.apache.cayenne.tools.CayenneGeneratorTask.execute(CayenneGeneratorTask.java:156)

>>>>
>>>>  at 
>>>> org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
>>>>  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.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)

>>>>
>>>>  at org.apache.tools.ant.Task.perform(Task.java:348)
>>>>  at org.apache.tools.ant.Target.execute(Target.java:357)
>>>>  at org.apache.tools.ant.Target.performTasks(Target.java:385)
>>>>  at 
>>>> org.apache.tools.ant.Project.executeSortedTargets(Project.java:1337)
>>>>  at org.apache.tools.ant.Project.executeTarget(Project.java:1306)
>>>>  at 
>>>> org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)

>>>>
>>>>  at org.apache.tools.ant.Project.executeTargets(Project.java:1189)
>>>>  at org.apache.tools.ant.Main.runBuild(Main.java:758)
>>>>  at org.apache.tools.ant.Main.startAnt(Main.java:217)
>>>>  at org.apache.tools.ant.launch.Launcher.run(Launcher.java:257)
>>>>  at org.apache.tools.ant.launch.Launcher.main(Launcher.java:104)
>>>> Caused by: java.lang.ClassNotFoundException: 
>>>> foundrylogic.vpp.VPPConfig
>>>>  at 
>>>> org.apache.tools.ant.AntClassLoader.findClassInComponents(AntClassLoader.java:1400)

>>>>
>>>>  at 
>>>> org.apache.tools.ant.AntClassLoader.findClass(AntClassLoader.java:1341) 
>>>>
>>>>  at 
>>>> org.apache.tools.ant.AntClassLoader.loadClass(AntClassLoader.java:1088) 
>>>>
>>>>  at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
>>>>  at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
>>>>  ... 21 more
>>>>
>>>> Total time: 0 seconds
>>>>
>>>> Thanks,
>>>> Joseph.
>>>>
>>>> Andrus Adamchik wrote:
>>>>> The stack shows that ClassGenerator class is present, while 
>>>>> ClassGeneratorResourceLoader is not. Both are coming from the same 
>>>>> JAR. Very strange... Could you possibly try the same thing with 
>>>>> Cayenne 3.0M5?
>>>>>
>>>>> Also you can debug it with "ant -v" to see what the 
>>>>> "full.classpath" is set to (maybe there's a conflicting Velocity 
>>>>> installation or something).
>>>>>
>>>>> Andrus
>>>>>
>>>>>
>>>>> On May 25, 2009, at 11:55 AM, Joseph Wamicha wrote:
>>>>>
>>>>>> Hi Andrus,
>>>>>>
>>>>>> Thanks for your response. The version is: cayenne-2.0.4
>>>>>>
>>>>>> Andrus Adamchik wrote:
>>>>>>> Hi Joseph,
>>>>>>>
>>>>>>> which version of Cayenne is that?
>>>>>>>
>>>>>>> Andrus
>>>>>>>
>>>>>>>
>>>>>>> On May 25, 2009, at 11:21 AM, Joseph Wamicha wrote:
>>>>>>>
>>>>>>>> Hi,
>>>>>>>>
>>>>>>>> I'm currently experimenting with cayenne; it's looking good.
>>>>>>>>
>>>>>>>> I have however run into problems while running the ant cgen

>>>>>>>> task. I'm not sure what's going wrong with ant cgen. I would
be 
>>>>>>>> grateful for any help on this. Please see my ant task below:
>>>>>>>>
>>>>>>>> <path id="full.classpath">
>>>>>>>>   <fileset dir="lib" />
>>>>>>>> </path>
>>>>>>>> <!-- Custom apache cayenne ant tasks...-->
>>>>>>>> <typedef resource="org/apache/cayenne/tools/antlib.xml">
>>>>>>>>  <classpath refid="full.classpath"/>
>>>>>>>> </typedef>
>>>>>>>> <target name="classgen">
>>>>>>>> <cgen map="src/PersistenceMap.map.xml" destDir="test"
>>>>>>>>   usepkgpath="true" superpkg="com.plugin.persistence" />
>>>>>>>> </target>
>>>>>>>>
>>>>>>>> and inside my lib directory I have the cayenne.jar file
>>>>>>>>
>>>>>>>> When I now run ant classgen, I get the following error:
>>>>>>>>
>>>>>>>> sysadmin@astrodon$ ant classgen
>>>>>>>> Buildfile: build.xml
>>>>>>>>
>>>>>>>> classgen:
>>>>>>>> [cgen] Error generating classes: Problem initializing template

>>>>>>>> loader: org.apache.cayenne.gen.ClassGeneratorResourceLoader
>>>>>>>> [cgen] Error is: java.lang.ClassNotFoundException: 
>>>>>>>> org.apache.cayenne.gen.ClassGeneratorResourceLoader
>>>>>>>> [cgen]     at 
>>>>>>>> java.net.URLClassLoader$1.run(URLClassLoader.java:200)
>>>>>>>> [cgen]     at 
>>>>>>>> java.security.AccessController.doPrivileged(Native Method)
>>>>>>>> [cgen]     at 
>>>>>>>> java.net.URLClassLoader.findClass(URLClassLoader.java:188)
>>>>>>>> [cgen]     at 
>>>>>>>> java.lang.ClassLoader.loadClass(ClassLoader.java:307)
>>>>>>>> [cgen]     at 
>>>>>>>> java.lang.ClassLoader.loadClass(ClassLoader.java:252)
>>>>>>>> [cgen]     at 
>>>>>>>> java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
>>>>>>>> [cgen]     at java.lang.Class.forName0(Native Method)
>>>>>>>> [cgen]     at java.lang.Class.forName(Class.java:169)
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.velocity.runtime.resource.loader.ResourceLoaderFactory.getLoader(ResourceLoaderFactory.java:41)

>>>>>>>>
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.velocity.runtime.resource.ResourceManagerImpl.initialize(ResourceManagerImpl.java:142)

>>>>>>>>
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.velocity.runtime.RuntimeInstance.initializeResourceManager(RuntimeInstance.java:522)

>>>>>>>>
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.velocity.runtime.RuntimeInstance.init(RuntimeInstance.java:227)

>>>>>>>>
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.velocity.runtime.RuntimeInstance.init(RuntimeInstance.java:461)

>>>>>>>>
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.velocity.app.VelocityEngine.init(VelocityEngine.java:106)

>>>>>>>>
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.cayenne.gen.ClassGenerator.initializeClassTemplate(ClassGenerator.java:149)

>>>>>>>>
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.cayenne.gen.ClassGenerator.<init>(ClassGenerator.java:94)

>>>>>>>>
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.cayenne.gen.MapClassGenerator.generateClassPairs_1_1(MapClassGenerator.java:222)

>>>>>>>>
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.cayenne.gen.MapClassGenerator.generateClassPairs(MapClassGenerator.java:199)

>>>>>>>>
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.cayenne.gen.DefaultClassGenerator.execute(DefaultClassGenerator.java:98)

>>>>>>>>
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.cayenne.tools.CayenneGenerator.processMap(CayenneGenerator.java:144)

>>>>>>>>
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.cayenne.tools.CayenneGenerator.execute(CayenneGenerator.java:80)

>>>>>>>>
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)

>>>>>>>>
>>>>>>>> [cgen]     at 
>>>>>>>> sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>>>>>>> [cgen]     at 
>>>>>>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

>>>>>>>>
>>>>>>>> [cgen]     at 
>>>>>>>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

>>>>>>>>
>>>>>>>> [cgen]     at java.lang.reflect.Method.invoke(Method.java:597)
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)

>>>>>>>>
>>>>>>>> [cgen]     at org.apache.tools.ant.Task.perform(Task.java:348)
>>>>>>>> [cgen]     at org.apache.tools.ant.Target.execute(Target.java:357)
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.tools.ant.Target.performTasks(Target.java:385)
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.tools.ant.Project.executeSortedTargets(Project.java:1337)

>>>>>>>>
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.tools.ant.Project.executeTarget(Project.java:1306)
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)

>>>>>>>>
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.tools.ant.Project.executeTargets(Project.java:1189)
>>>>>>>> [cgen]     at org.apache.tools.ant.Main.runBuild(Main.java:758)
>>>>>>>> [cgen]     at org.apache.tools.ant.Main.startAnt(Main.java:217)
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.tools.ant.launch.Launcher.run(Launcher.java:257)
>>>>>>>> [cgen]     at 
>>>>>>>> org.apache.tools.ant.launch.Launcher.main(Launcher.java:104)
>>>>>>>>
>>>>>>>> BUILD FAILED
>>>>>>>>
>>>>>>>> What could be going wrong?
>>>>>>>>
>>>>>>>> Thanks,
>>>>>>>> Joseph.
>>>>>>>>
>>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>
>>>>
>>>
>>
>>
>


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