9:42 p.m.
Hi,
We see the below in Guvnor from to time thrown from MapBackedClassLoader's
static initialization block:-
Any ideas or thoughts? We haven't had any users report the problem but it
does make a mess of our Hudson build ;)
Cheers,
Mike
java.lang.ExceptionInInitializerError
at
org.drools.guvnor.server.builder.ClassLoaderBuilder$1.run(ClassLoaderBuilder.java:104)
at
org.drools.guvnor.server.builder.ClassLoaderBuilder$1.run(ClassLoaderBuilder.java:102)
at java.security.AccessController.doPrivileged(Native Method)
at
org.drools.guvnor.server.builder.ClassLoaderBuilder.getMapBackedClassLoader(ClassLoaderBuilder.java:102)
at
org.drools.guvnor.server.builder.ClassLoaderBuilder.buildClassLoader(ClassLoaderBuilder.java:74)
at
org.drools.guvnor.server.builder.BRMSPackageBuilder.<init>(BRMSPackageBuilder.java:67)
at
org.drools.guvnor.server.builder.PackageAssemblerBase.createBuilder(PackageAssemblerBase.java:44)
at
org.drools.guvnor.server.builder.AssetItemValidator$BuilderValidator.init(AssetItemValidator.java:52)
at
org.drools.guvnor.server.builder.AssetItemValidator.validate(AssetItemValidator.java:43)
at
org.drools.guvnor.server.builder.drools.AssetItemValidatorTest.runValidate(AssetItemValidatorTest.java:185)
at
org.drools.guvnor.server.builder.drools.AssetItemValidatorTest.verifyValidate(AssetItemValidatorTest.java:176)
at
org.drools.guvnor.server.builder.drools.AssetItemValidatorTest.testValidate(AssetItemValidatorTest.java:159)
at
org.drools.guvnor.server.builder.drools.AssetItemValidatorTest.testValidateBRL(AssetItemValidatorTest.java:63)
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.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:45)
at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:42)
at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:263)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:68)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:47)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222)
at org.junit.runners.ParentRunner.run(ParentRunner.java:300)
at org.apache.maven.surefire.junit4.JUnit4TestSet.execute(JUnit4TestSet.java:59)
at
org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.executeTestSet(AbstractDirectoryTestSuite.java:120)
at
org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.execute(AbstractDirectoryTestSuite.java:103)
at org.apache.maven.surefire.Surefire.run(Surefire.java:169)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.maven.surefire.booter.SurefireBooter.runSuitesInProcess(SurefireBooter.java:350)
at org.apache.maven.surefire.booter.SurefireBooter.main(SurefireBooter.java:1021)
Caused by: java.lang.NullPointerException
at java.util.jar.Manifest$FastInputStream.fill(Manifest.java:422)
at java.util.jar.Manifest$FastInputStream.readLine(Manifest.java:358)
at java.util.jar.Manifest$FastInputStream.readLine(Manifest.java:390)
at java.util.jar.Attributes.read(Attributes.java:359)
at java.util.jar.Manifest.read(Manifest.java:182)
at java.util.jar.Manifest.<init>(Manifest.java:52)
at java.util.jar.JarFile.getManifestFromReference(JarFile.java:167)
at java.util.jar.JarFile.getManifest(JarFile.java:148)
at sun.misc.URLClassPath$JarLoader$2.getManifest(URLClassPath.java:696)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:228)
at java.net.URLClassLoader.access$000(URLClassLoader.java:58)
at java.net.URLClassLoader$1.run(URLClassLoader.java:197)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
at org.drools.rule.MapBackedClassLoader.<clinit>(MapBackedClassLoader.java:38)