users@jaxb.java.net

schema generation error

From: Trevor Kramer <tkramer_at_hampshire.edu>
Date: Thu, 19 Oct 2006 17:44:37 -0700

Hello,

I have been using the ant task to generate my schema from my annotated
java classes and at some point it started throwing an error. I don't
know what change I made to cause this. Any ideas? Using 2.0.3 (also
happened with 2.0.2).

Thanks,

Trevor

java.lang.NullPointerException
        at com.sun.tools.jxc.model.nav.APTNavigator$2.onDeclaredType(APTNavigator.java:391)
        at com.sun.tools.jxc.model.nav.APTNavigator$2.onClassType(APTNavigator.java:365)
        at com.sun.tools.jxc.model.nav.APTNavigator$2.onClassType(APTNavigator.java:419)
        at com.sun.istack.tools.APTTypeVisitor.apply(APTTypeVisitor.java:27)
        at com.sun.tools.jxc.model.nav.APTNavigator.getBaseClass(APTNavigator.java:73)
        at com.sun.tools.jxc.model.nav.APTNavigator.getBaseClass(APTNavigator.java:49)
        at com.sun.xml.bind.v2.model.impl.PropertyInfoImpl.getIndividualType(PropertyInfoImpl.java:118)
        at com.sun.xml.bind.v2.model.impl.PropertyInfoImpl.<init>(PropertyInfoImpl.java:78)
        at com.sun.xml.bind.v2.model.impl.ERPropertyInfoImpl.<init>(ERPropertyInfoImpl.java:17)
        at com.sun.xml.bind.v2.model.impl.ReferencePropertyInfoImpl.<init>(ReferencePropertyInfoImpl.java:50)
        at com.sun.xml.bind.v2.model.impl.ClassInfoImpl.createReferenceProperty(ClassInfoImpl.java:796)
        at com.sun.xml.bind.v2.model.impl.ClassInfoImpl.addProperty(ClassInfoImpl.java:766)
        at com.sun.xml.bind.v2.model.impl.ClassInfoImpl.getProperties(ClassInfoImpl.java:265)
        at com.sun.xml.bind.v2.model.impl.ModelBuilder.getClassInfo(ModelBuilder.java:127)
        at com.sun.xml.bind.v2.model.impl.ModelBuilder.getTypeInfo(ModelBuilder.java:189)
        at com.sun.xml.bind.v2.model.impl.ModelBuilder.getTypeInfo(ModelBuilder.java:204)
        at com.sun.tools.xjc.api.impl.j2s.JavaCompilerImpl.bind(JavaCompilerImpl.java:54)
        at com.sun.tools.jxc.apt.SchemaGenerator$1.process(SchemaGenerator.java:73)
        at com.sun.mirror.apt.AnnotationProcessors$CompositeAnnotationProcessor.process(AnnotationProcessors.java:60)
        at com.sun.tools.apt.comp.Apt.main(Apt.java:454)
        at com.sun.tools.apt.main.JavaCompiler.compile(JavaCompiler.java:448)
        at com.sun.tools.apt.main.Main.compile(Main.java:1075)
        at com.sun.tools.apt.main.Main.compile(Main.java:938)
        at com.sun.tools.apt.Main.processing(Main.java:95)
        at com.sun.tools.apt.Main.process(Main.java:85)
        at com.sun.tools.apt.Main.process(Main.java:67)
        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:585)
        at com.sun.tools.jxc.AptBasedTask$InternalAptAdapter.execute(AptBasedTask.java:61)
        at com.sun.tools.jxc.AptBasedTask.compile(AptBasedTask.java:108)
        at org.apache.tools.ant.taskdefs.Javac.execute(Javac.java:757)
        at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:275)
        at org.apache.tools.ant.Task.perform(Task.java:364)
        at org.apache.tools.ant.Target.execute(Target.java:341)
        at org.apache.tools.ant.Target.performTasks(Target.java:369)
        at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1216)
        at org.apache.tools.ant.Project.executeTarget(Project.java:1185)
        at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:40)
        at org.apache.tools.ant.Project.executeTargets(Project.java:1068)
        at org.apache.tools.ant.Main.runBuild(Main.java:668)
        at org.apache.tools.ant.Main.startAnt(Main.java:187)
        at org.apache.tools.ant.launch.Launcher.run(Launcher.java:246)
        at org.apache.tools.ant.launch.Launcher.main(Launcher.java:67)
        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:585)
        at com.intellij.rt.ant.execution.AntMain2.main(AntMain2.java:17)
/Users/kramer/Documents/src/vbook/build_2.0.xml:205: schema generation failed
        at com.sun.tools.jxc.AptBasedTask.compile(AptBasedTask.java:110)
        at org.apache.tools.ant.taskdefs.Javac.execute(Javac.java:757)
        at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:275)
        at org.apache.tools.ant.Task.perform(Task.java:364)
        at org.apache.tools.ant.Target.execute(Target.java:341)
        at org.apache.tools.ant.Target.performTasks(Target.java:369)
        at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1216)
        at org.apache.tools.ant.Project.executeTarget(Project.java:1185)
        at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:40)
        at org.apache.tools.ant.Project.executeTargets(Project.java:1068)
        at org.apache.tools.ant.Main.runBuild(Main.java:668)
        at org.apache.tools.ant.Main.startAnt(Main.java:187)
        at org.apache.tools.ant.launch.Launcher.run(Launcher.java:246)
        at org.apache.tools.ant.launch.Launcher.main(Launcher.java:67)
        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:585)
        at com.intellij.rt.ant.execution.AntMain2.main(AntMain2.java:17)