Re: Ant cgen task not working after following tutorial

From: Joseph Wamicha (jwamich..mail.com)
Date: Mon May 25 2009 - 05:44:57 EDT

  • Next message: Andrus Adamchik: "Re: Ant cgen task not working after following tutorial"

    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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