Re: Ant cgen task not working after following tutorial

From: Joseph Wamicha (jwamich..mail.com)
Date: Mon May 25 2009 - 04:55:45 EDT

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

    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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