我在以下JARS中看到以下PowerMock / EasyMock错误：
罐
运行时错误：
java.lang.NoClassDefFoundError: com.ibm.mq.jms.MQQueueConnectionFactory$$EnhancerByCGLIB$$7cb492ab (initialization failure)
at java.lang.J9VMInternals.initialize(J9VMInternals.java:140)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:60)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
at java.lang.reflect.Method.invoke(Method.java:611)
at net.sf.cglib.proxy.Enhancer.setCallbacksHelper(Enhancer.java:619)
at net.sf.cglib.proxy.Enhancer.setThreadCallbacks(Enhancer.java:612)
at net.sf.cglib.proxy.Enhancer.registerCallbacks(Enhancer.java:581)
at org.easymock.internal.ClassProxyFactory.createProxy(ClassProxyFactory.java:251)
at org.easymock.internal.MocksControl.createMock(MocksControl.java:114)
at org.easymock.internal.MocksControl.createMock(MocksControl.java:88)
at org.easymock.internal.MocksControl.createMock(MocksControl.java:79)
at org.powermock.api.easymock.PowerMock.doCreateMock(PowerMock.java:2212)
at org.powermock.api.easymock.PowerMock.doMock(PowerMock.java:2163)
at org.powermock.api.easymock.PowerMock.createNiceMock(PowerMock.java:187)
at QueueServiceTest.testSendMessage(QueueServiceTest.java:30)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:60)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
at java.lang.reflect.Method.invoke(Method.java:611)
at org.junit.internal.runners.TestMethod.invoke(TestMethod.java:66)
at org.powermock.modules.junit4.internal.impl.PowerMockJUnit44RunnerDelegateImpl$PowerMockJUnit44MethodRunner.runTestMethod(PowerMockJUnit44RunnerDelegateImpl.java:310)
at org.junit.internal.runners.MethodRoadie$2.run(MethodRoadie.java:86)
at org.junit.internal.runners.MethodRoadie.runBeforesThenTestThenAfters(MethodRoadie.java:94)
at org.powermock.modules.junit4.internal.impl.PowerMockJUnit44RunnerDelegateImpl$PowerMockJUnit44MethodRunner.executeTest(PowerMockJUnit44RunnerDelegateImpl.java:294)
at org.powermock.modules.junit4.internal.impl.PowerMockJUnit47RunnerDelegateImpl$PowerMockJUnit47MethodRunner.executeTestInSuper(PowerMockJUnit47RunnerDelegateImpl.java:127)
at org.powermock.modules.junit4.internal.impl.PowerMockJUnit47RunnerDelegateImpl$PowerMockJUnit47MethodRunner.executeTest(PowerMockJUnit47RunnerDelegateImpl.java:82)
at org.powermock.modules.junit4.internal.impl.PowerMockJUnit44RunnerDelegateImpl$PowerMockJUnit44MethodRunner.runBeforesThenTestThenAfters(PowerMockJUnit44RunnerDelegateImpl.java:282)
at org.junit.internal.runners.MethodRoadie.runTest(MethodRoadie.java:84)
at org.junit.internal.runners.MethodRoadie.run(MethodRoadie.java:49)
at org.powermock.modules.junit4.internal.impl.PowerMockJUnit44RunnerDelegateImpl.invokeTestMethod(PowerMockJUnit44RunnerDelegateImpl.java:207)
at org.powermock.modules.junit4.internal.impl.PowerMockJUnit44RunnerDelegateImpl.runMethods(PowerMockJUnit44RunnerDelegateImpl.java:146)
at org.powermock.modules.junit4.internal.impl.PowerMockJUnit44RunnerDelegateImpl$1.run(PowerMockJUnit44RunnerDelegateImpl.java:120)
at org.junit.internal.runners.ClassRoadie.runUnprotected(ClassRoadie.java:34)
at org.junit.internal.runners.ClassRoadie.runProtected(ClassRoadie.java:44)
at org.powermock.modules.junit4.internal.impl.PowerMockJUnit44RunnerDelegateImpl.run(PowerMockJUnit44RunnerDelegateImpl.java:118)
at org.powermock.modules.junit4.common.internal.impl.JUnit4TestSuiteChunkerImpl.run(JUnit4TestSuiteChunkerImpl.java:101)
at org.powermock.modules.junit4.common.internal.impl.AbstractCommonPowerMockRunner.run(AbstractCommonPowerMockRunner.java:53)
at org.powermock.modules.junit4.PowerMockRunner.run(PowerMockRunner.java:53)
at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:49)
at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)
Caused by: java.lang.LinkageError: loading constraint violation: loader "org/powermock/core/classloader/MockClassLoader@4b564b56" previously initiated loading for a different type with name "javax/management/MBeanServer" defined by loader "com/ibm/oti/vm/BootstrapClassLoader@17e717e7"
at java.lang.ClassLoader.defineClass(ClassLoader.java:275)
at java.lang.ClassLoader.defineClass(ClassLoader.java:212)
at org.powermock.core.classloader.MockClassLoader.loadUnmockedClass(MockClassLoader.java:201)
at org.powermock.core.classloader.MockClassLoader.loadModifiedClass(MockClassLoader.java:149)
at org.powermock.core.classloader.DeferSupportingClassLoader.loadClass(DeferSupportingClassLoader.java:67)
at java.lang.ClassLoader.loadClass(ClassLoader.java:626)
at com.ibm.msg.client.commonservices.monitor.MonitorAgent.registerMBean(MonitorAgent.java:176)
at com.ibm.msg.client.commonservices.propertystore.PropertyStore.intializePropertyStoreControl(PropertyStore.java:751)
at com.ibm.msg.client.commonservices.propertystore.PropertyStore.initialize(PropertyStore.java:515)
at com.ibm.msg.client.commonservices.CommonServices.<clinit>(CommonServices.java:119)
at java.lang.J9VMInternals.initializeImpl(Native Method)
at java.lang.J9VMInternals.initialize(J9VMInternals.java:200)
at com.ibm.msg.client.commonservices.propertystore.PropertyStore.initialize(PropertyStore.java:512)
at com.ibm.msg.client.commonservices.propertystore.PropertyStore.<clinit>(PropertyStore.java:235)
at java.lang.J9VMInternals.initializeImpl(Native Method)
at java.lang.J9VMInternals.initialize(J9VMInternals.java:200)
at com.ibm.msg.client.commonservices.trace.Trace.<clinit>(Trace.java:469)
at java.lang.J9VMInternals.initializeImpl(Native Method)
at java.lang.J9VMInternals.initialize(J9VMInternals.java:200)
at java.lang.Class.forNameImpl(Native Method)
at java.lang.Class.forName(Class.java:139)
at javassist.runtime.Desc.getClassObject(Desc.java:43)
at javassist.runtime.Desc.getClazz(Desc.java:52)
at com.ibm.msg.client.jms.internal.JmsReadablePropertyContextImpl.<clinit>(JmsReadablePropertyContextImpl.java:49)
at java.lang.J9VMInternals.initializeImpl(Native Method)
at java.lang.J9VMInternals.initialize(J9VMInternals.java:200)
at java.lang.J9VMInternals.initialize(J9VMInternals.java:167)
at java.lang.J9VMInternals.initialize(J9VMInternals.java:167)
at java.lang.J9VMInternals.initialize(J9VMInternals.java:167)
at java.lang.J9VMInternals.initialize(J9VMInternals.java:167)
at java.lang.J9VMInternals.initialize(J9VMInternals.java:167)
at java.lang.J9VMInternals.initialize(J9VMInternals.java:167)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:60)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
at java.lang.reflect.Method.invoke(Method.java:611)
at net.sf.cglib.proxy.Enhancer.setCallbacksHelper(Enhancer.java:619)
at net.sf.cglib.proxy.Enhancer.setThreadCallbacks(Enhancer.java:612)
at net.sf.cglib.proxy.Enhancer.registerCallbacks(Enhancer.java:581)
at org.easymock.internal.ClassProxyFactory.createProxy(ClassProxyFactory.java:189)
... 36 more
答案 0 :(得分：28)
通过添加以下类级别注释来解决：
@PowerMockIgnore( {"javax.management.*"})