4
java.lang.IllegalStateException: Failed to transform class with name com.XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX$ReadSets. Reason: null
at org.powermock.core.classloader.MockClassLoader.loadMockClass(MockClassLoader.java:219)
at org.powermock.core.classloader.MockClassLoader.loadModifiedClass(MockClassLoader.java:147)
at org.powermock.core.classloader.DeferSupportingClassLoader.loadClass(DeferSupportingClassLoader.java:67)
at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:264)
at sun.reflect.generics.factory.CoreReflectionFactory.makeNamedType(CoreReflectionFactory.java:114)
at sun.reflect.generics.visitor.Reifier.visitClassTypeSignature(Reifier.java:125)
at sun.reflect.generics.tree.ClassTypeSignature.accept(ClassTypeSignature.java:49)
at sun.reflect.annotation.AnnotationParser.parseSig(AnnotationParser.java:390)
at sun.reflect.annotation.AnnotationParser.parseClassValue(AnnotationParser.java:371)
at sun.reflect.annotation.AnnotationParser.parseClassArray(AnnotationParser.java:673)
at sun.reflect.annotation.AnnotationParser.parseArray(AnnotationParser.java:480)
at sun.reflect.annotation.AnnotationParser.parseMemberValue(AnnotationParser.java:306)
at sun.reflect.annotation.AnnotationParser.parseAnnotation(AnnotationParser.java:241)
at sun.reflect.annotation.AnnotationParser.parseAnnotations2(AnnotationParser.java:88)
at sun.reflect.annotation.AnnotationParser.parseAnnotations(AnnotationParser.java:70)
at java.lang.Class.initAnnotationsIfNecessary(Class.java:3089)
at java.lang.Class.getAnnotations(Class.java:3069)
at org.powermock.modules.junit4.internal.impl.PowerMockJUnit44RunnerDelegateImpl.classAnnotations(PowerMockJUnit44RunnerDelegateImpl.java:163)
at org.powermock.modules.junit4.internal.impl.PowerMockJUnit44RunnerDelegateImpl.getDescription(PowerMockJUnit44RunnerDelegateImpl.java:155)
at org.powermock.modules.junit4.common.internal.impl.JUnit4TestSuiteChunkerImpl.getDescription(JUnit4TestSuiteChunkerImpl.java:171)
at org.powermock.modules.junit4.common.internal.impl.AbstractCommonPowerMockRunner.getDescription(AbstractCommonPowerMockRunner.java:47)
at org.eclipse.jdt.internal.junit4.runner.JUnit4TestClassReference.sendTree(JUnit4TestClassReference.java:38)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.sendTrees(RemoteTestRunner.java:476)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:464)
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.NullPointerException
at javassist.compiler.MemberResolver.lookupMethod(MemberResolver.java:110)
at javassist.compiler.MemberResolver.lookupMethod(MemberResolver.java:96)
at javassist.compiler.TypeChecker.atMethodCallCore(TypeChecker.java:704)
at javassist.compiler.TypeChecker.atCallExpr(TypeChecker.java:681)
at javassist.compiler.JvstTypeChecker.atCallExpr(JvstTypeChecker.java:156)
at javassist.compiler.ast.CallExpr.accept(CallExpr.java:45)
at javassist.compiler.Javac$1.setReturnType(Javac.java:449)
at javassist.compiler.JvstTypeChecker.atCallExpr(JvstTypeChecker.java:146)
at javassist.compiler.ast.CallExpr.accept(CallExpr.java:45)
at javassist.compiler.TypeChecker.atVariableAssign(TypeChecker.java:248)
at javassist.compiler.TypeChecker.atAssignExpr(TypeChecker.java:217)
at javassist.compiler.ast.AssignExpr.accept(AssignExpr.java:38)
at javassist.compiler.CodeGen.doTypeCheck(CodeGen.java:235)
at javassist.compiler.CodeGen.atStmnt(CodeGen.java:323)
at javassist.compiler.ast.Stmnt.accept(Stmnt.java:49)
at javassist.compiler.CodeGen.atStmnt(CodeGen.java:344)
at javassist.compiler.ast.Stmnt.accept(Stmnt.java:49)
at javassist.compiler.CodeGen.atIfStmnt(CodeGen.java:384)
at javassist.compiler.CodeGen.atStmnt(CodeGen.java:348)
at javassist.compiler.ast.Stmnt.accept(Stmnt.java:49)
at javassist.compiler.CodeGen.atStmnt(CodeGen.java:344)
at javassist.compiler.ast.Stmnt.accept(Stmnt.java:49)
at javassist.compiler.Javac.compileStmnt(Javac.java:558)
at javassist.expr.MethodCall.replace(MethodCall.java:233)
at org.powermock.core.transformers.impl.MainMockTransformer$PowerMockExpressionEditor.edit(MainMockTransformer.java:299)
at javassist.expr.ExprEditor.loopBody(ExprEditor.java:178)
at javassist.expr.ExprEditor.doit(ExprEditor.java:90)
at javassist.CtClassType.instrument(CtClassType.java:1224)
at org.powermock.core.transformers.impl.MainMockTransformer.transform(MainMockTransformer.java:75)
at org.powermock.core.classloader.MockClassLoader.loadMockClass(MockClassLoader.java:215)
... 28 more
這個類包含一個靜態方法的getInstance（我想模擬），以提供一個單件對象和一對夫婦枚舉類嘲笑一個類時錯誤聲明爲公共靜態（其中一個名爲ReadSet的異常）。下面是課程的樣子。「無法與名稱變換類」用靜態枚舉類
我試圖嘲弄使用PowerMockito.mock和Powermockito.MockStatic我的測試方法這個類，它拋出異常。
任何有關如何修復它的線索？
public class XXX extends YYY {
private volatile static XXX s_instance;
public static XXX getInstance() {
if (s_instance == null)
synchronized (XXX.class) {
if (s_instance == null)
s_instance = new XXX();
}
return s_instance;
}
public static enum ReadSets {
ANY(1), ALL(2);
int val;
public int getVal() {
return val;
}
private ReadSets(int v) {
val = v;
}
}
public static enum UpdateSets {
ANY(1), ALL(2);
int val;
private UpdateSets(int v) {
val = v;
}
}
// [...]
}