org.objectweb.asm.ClassReader Unsupported class file major version 57

[plemanach]

Hello,

I am getting this error with jdk-13.0.2 and jmock-legacy 2.12.0
`java.lang.IllegalArgumentException: Unsupported class file major version 57

at org.objectweb.asm.ClassReader.<init>(ClassReader.java:176)
at org.objectweb.asm.ClassReader.<init>(ClassReader.java:158)
at org.objectweb.asm.ClassReader.<init>(ClassReader.java:146)
at org.objectweb.asm.ClassReader.<init>(ClassReader.java:273)
at net.sf.cglib.core.DuplicatesPredicate.<init>(DuplicatesPredicate.java:93)
at net.sf.cglib.proxy.Enhancer.getMethods(Enhancer.java:557)
at net.sf.cglib.proxy.Enhancer.generateClass(Enhancer.java:575)
at net.sf.cglib.core.DefaultGeneratorStrategy.generate(DefaultGeneratorStrategy.java:25)
at net.sf.cglib.core.AbstractClassGenerator.generate(AbstractClassGenerator.java:329)
at net.sf.cglib.proxy.Enhancer.generate(Enhancer.java:492)
at net.sf.cglib.core.AbstractClassGenerator$ClassLoaderData$3.apply(AbstractClassGenerator.java:93)
at net.sf.cglib.core.AbstractClassGenerator$ClassLoaderData$3.apply(AbstractClassGenerator.java:91)
at net.sf.cglib.core.internal.LoadingCache$2.call(LoadingCache.java:54)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at net.sf.cglib.core.internal.LoadingCache.createEntry(LoadingCache.java:61)
at net.sf.cglib.core.internal.LoadingCache.get(LoadingCache.java:34)
at net.sf.cglib.core.AbstractClassGenerator$ClassLoaderData.get(AbstractClassGenerator.java:116)
at net.sf.cglib.core.AbstractClassGenerator.create(AbstractClassGenerator.java:291)
at net.sf.cglib.proxy.Enhancer.createHelper(Enhancer.java:480)
at net.sf.cglib.proxy.Enhancer.createClass(Enhancer.java:337)
at org.jmock.lib.legacy.ClassImposteriser.proxyClass(ClassImposteriser.java:124)
at org.jmock.lib.legacy.ClassImposteriser.imposterise(ClassImposteriser.java:69)
at org.jmock.internal.ReturnDefaultValueAction.invoke(ReturnDefaultValueAction.java:62)
at org.jmock.internal.InvocationToExpectationTranslator.invoke(InvocationToExpectationTranslator.java:20)
at org.jmock.internal.FakeObjectMethods.invoke(FakeObjectMethods.java:38)
at org.jmock.lib.legacy.ClassImposteriser$4.invoke(ClassImposteriser.java:139)
at rbs.gbm.mdx.webService.interfaces.IMdxDataReader$$EnhancerByCGLIB$$a51285b4.getTimestamp(<generated>)
at test.unit.rbs.gbm.mdx.MdxTimePointReaderTests$2.<init>(MdxTimePointReaderTests.java:53)
at test.unit.rbs.gbm.mdx.MdxTimePointReaderTests.testGetOneRowNoMetaData(MdxTimePointReaderTests.java:47)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:567)
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$2.evaluate(ParentRunner.java:222)
at org.junit.runners.ParentRunner.run(ParentRunner.java:300)
at org.junit.runner.JUnitCore.run(JUnitCore.java:157)
at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
at com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:33)
at com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:230)
at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:58)

`