Re: Ant cgen task not working after following tutorial

From: Andrey Razumovsky (razumovsky.andre..mail.com)
Date: Mon May 25 2009 - 08:31:54 EDT

  • Next message: Andrus Adamchik: "Re: reverse engineering partially changed schema"

    The same issue with VPP here:
    http://issues.apache.org/jira/browse/CAY-985

    It looks unfixed, so likely there are path problems in distribution

    2009/5/25 Andrus Adamchik <andru..bjectstyle.org>

    > 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:
    >>
    >> sysadmi..strodon:/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:
    >>>>>>
    >>>>>> sysadmi..strodon$ 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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