[jboss-jira] [JBoss JIRA] (DROOLS-329) ClassFormatException when compile template with latest JDK8 (b114)
Naveen Jain (JIRA)
issues at jboss.org
Sun Apr 10 07:08:01 EDT 2016
[ https://issues.jboss.org/browse/DROOLS-329?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13189428#comment-13189428 ]
Naveen Jain commented on DROOLS-329:
------------------------------------
When it will be made available to use? We are unable to upgrade to JDK 8 due to this issue.
> ClassFormatException when compile template with latest JDK8 (b114)
> ------------------------------------------------------------------
>
> Key: DROOLS-329
> URL: https://issues.jboss.org/browse/DROOLS-329
> Project: Drools
> Issue Type: Bug
> Affects Versions: 5.5.0.Final, 6.0.0.CR5
> Environment: Ubuntu linux, latest JDK1.8 (b114) downloaded from https://jdk8.java.net/download.html
> Reporter: Marek Posolda
> Assignee: Mario Fusco
> Fix For: 5.5.1.Final, 6.3.0.CR1
>
>
> When trying to run code for compile templates with latest JDK8 (For instance this example https://github.com/droolsjbpm/drools/blob/master/drools-examples/src/main/java/org/drools/examples/templates/SimpleRuleTemplateExample.java )
> it will throw an exception like this:
> {code}
> Exception in thread "main" java.lang.RuntimeException: java.lang.RuntimeException: wrong class format
> at org.drools.template.parser.DefaultTemplateRuleBase.readRule(DefaultTemplateRuleBase.java:148)
> at org.drools.template.parser.DefaultTemplateRuleBase.<init>(DefaultTemplateRuleBase.java:62)
> at org.drools.template.parser.TemplateDataListener.<init>(TemplateDataListener.java:74)
> at org.drools.decisiontable.ExternalSpreadsheetCompiler.compile(ExternalSpreadsheetCompiler.java:95)
> at org.drools.decisiontable.ExternalSpreadsheetCompiler.compile(ExternalSpreadsheetCompiler.java:81)
> at org.drools.examples.templates.SimpleRuleTemplateExample.buildKBase(SimpleRuleTemplateExample.java:84)
> at org.drools.examples.templates.SimpleRuleTemplateExample.executeExample(SimpleRuleTemplateExample.java:49)
> at org.drools.examples.templates.SimpleRuleTemplateExample.main(SimpleRuleTemplateExample.java:43)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:483)
> at com.intellij.rt.execution.application.AppMain.main(AppMain.java:120)
> Caused by: java.lang.RuntimeException: wrong class format
> at org.drools.commons.jci.compilers.EclipseJavaCompiler$2.findType(EclipseJavaCompiler.java:263)
> at org.drools.commons.jci.compilers.EclipseJavaCompiler$2.findType(EclipseJavaCompiler.java:203)
> at org.eclipse.jdt.internal.compiler.lookup.LookupEnvironment.askForType(LookupEnvironment.java:102)
> at org.eclipse.jdt.internal.compiler.lookup.UnresolvedReferenceBinding.resolve(UnresolvedReferenceBinding.java:49)
> at org.eclipse.jdt.internal.compiler.lookup.BinaryTypeBinding.resolveType(BinaryTypeBinding.java:122)
> at org.eclipse.jdt.internal.compiler.lookup.LookupEnvironment.getTypeFromTypeSignature(LookupEnvironment.java:1188)
> at org.eclipse.jdt.internal.compiler.lookup.LookupEnvironment.getTypeFromVariantTypeSignature(LookupEnvironment.java:1244)
> at org.eclipse.jdt.internal.compiler.lookup.LookupEnvironment.getTypeArgumentsFromSignature(LookupEnvironment.java:1031)
> at org.eclipse.jdt.internal.compiler.lookup.LookupEnvironment.getTypeFromTypeSignature(LookupEnvironment.java:1193)
> at org.eclipse.jdt.internal.compiler.lookup.BinaryTypeBinding.createMethod(BinaryTypeBinding.java:495)
> at org.eclipse.jdt.internal.compiler.lookup.BinaryTypeBinding.createMethods(BinaryTypeBinding.java:577)
> at org.eclipse.jdt.internal.compiler.lookup.BinaryTypeBinding.cachePartsFrom(BinaryTypeBinding.java:327)
> at org.eclipse.jdt.internal.compiler.lookup.LookupEnvironment.createBinaryTypeFrom(LookupEnvironment.java:640)
> at org.eclipse.jdt.internal.compiler.lookup.LookupEnvironment.createBinaryTypeFrom(LookupEnvironment.java:619)
> at org.eclipse.jdt.internal.compiler.Compiler.accept(Compiler.java:295)
> at org.eclipse.jdt.internal.compiler.lookup.LookupEnvironment.askForType(LookupEnvironment.java:133)
> at org.eclipse.jdt.internal.compiler.lookup.PackageBinding.getTypeOrPackage(PackageBinding.java:183)
> at org.eclipse.jdt.internal.compiler.lookup.CompilationUnitScope.findImport(CompilationUnitScope.java:465)
> at org.eclipse.jdt.internal.compiler.lookup.CompilationUnitScope.findSingleImport(CompilationUnitScope.java:519)
> at org.eclipse.jdt.internal.compiler.lookup.CompilationUnitScope.faultInImports(CompilationUnitScope.java:368)
> at org.eclipse.jdt.internal.compiler.lookup.CompilationUnitScope.faultInTypes(CompilationUnitScope.java:444)
> at org.eclipse.jdt.internal.compiler.Compiler.process(Compiler.java:752)
> at org.eclipse.jdt.internal.compiler.Compiler.compile(Compiler.java:464)
> at org.drools.commons.jci.compilers.EclipseJavaCompiler.compile(EclipseJavaCompiler.java:389)
> at org.drools.commons.jci.compilers.AbstractJavaCompiler.compile(AbstractJavaCompiler.java:49)
> at org.drools.rule.builder.dialect.java.JavaDialect.compileAll(JavaDialect.java:371)
> at org.drools.compiler.DialectCompiletimeRegistry.compileAll(DialectCompiletimeRegistry.java:46)
> at org.drools.compiler.PackageRegistry.compileAll(PackageRegistry.java:102)
> at org.drools.compiler.PackageBuilder.compileAll(PackageBuilder.java:1006)
> at org.drools.compiler.PackageBuilder.compileAllRules(PackageBuilder.java:842)
> at org.drools.compiler.PackageBuilder.addPackage(PackageBuilder.java:831)
> at org.drools.compiler.PackageBuilder.addPackageFromDrl(PackageBuilder.java:441)
> at org.drools.compiler.PackageBuilder.addPackageFromDrl(PackageBuilder.java:419)
> at org.drools.template.parser.DefaultTemplateRuleBase.readRule(DefaultTemplateRuleBase.java:139)
> ... 12 more
> Caused by: org.eclipse.jdt.internal.compiler.classfmt.ClassFormatException
> at org.eclipse.jdt.internal.compiler.classfmt.ClassFileReader.<init>(ClassFileReader.java:372)
> at org.drools.commons.jci.compilers.EclipseJavaCompiler$2.createNameEnvironmentAnswer(EclipseJavaCompiler.java:287)
> at org.drools.commons.jci.compilers.EclipseJavaCompiler$2.findType(EclipseJavaCompiler.java:258)
> ... 45 more
> {code}
> Workaround, which worked for me is to switch to Janino compiler (See Workaround description)
--
This message was sent by Atlassian JIRA
(v6.4.11#64026)
More information about the jboss-jira
mailing list