本文整理了Java中java.lang.reflect.InvocationTargetException.getCause()方法的一些代码示例，展示了InvocationTargetException.getCause()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。InvocationTargetException.getCause()方法的具体详情如下：
包路径：java.lang.reflect.InvocationTargetException
类名称：InvocationTargetException
方法名：getCause

InvocationTargetException.getCause介绍

[英]Returns the cause of this exception, which may be null.
[中]返回此异常的原因，该异常可能为空。

代码示例

代码示例来源：origin: google/guava

private Object invokeGeneratorMethod(Method generator, Object... args) {
 try {
  return generator.invoke(this, args);
 } catch (InvocationTargetException e) {
  throwIfUnchecked(e.getCause());
  throw new RuntimeException(e.getCause());
 } catch (Exception e) {
  throwIfUnchecked(e);
  throw new RuntimeException(e);
 }
}

代码示例来源：origin: spring-projects/spring-framework

@Override
public void addTransformer(ClassFileTransformer transformer) {
  try {
    this.addTransformerMethod.invoke(this.classLoader, transformer);
  }
  catch (InvocationTargetException ex) {
    throw new IllegalStateException("GlassFish addTransformer method threw exception", ex.getCause());
  }
  catch (Throwable ex) {
    throw new IllegalStateException("Could not invoke GlassFish addTransformer method", ex);
  }
}

代码示例来源：origin: spring-projects/spring-framework

@Override
public void addTransformer(ClassFileTransformer transformer) {
  try {
    this.addTransformerMethod.invoke(this.classLoader, transformer);
  }
  catch (InvocationTargetException ex) {
    throw new IllegalStateException("Tomcat addTransformer method threw exception", ex.getCause());
  }
  catch (Throwable ex) {
    throw new IllegalStateException("Could not invoke Tomcat addTransformer method", ex);
  }
}

代码示例来源：origin: google/guava

@Override
 public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
  String methodName = method.getName();
  Method typeVariableMethod = typeVariableMethods.get(methodName);
  if (typeVariableMethod == null) {
   throw new UnsupportedOperationException(methodName);
  } else {
   try {
    return typeVariableMethod.invoke(typeVariableImpl, args);
   } catch (InvocationTargetException e) {
    throw e.getCause();
   }
  }
 }
}

代码示例来源：origin: spring-projects/spring-framework

public ClassLoader getThrowawayClassLoader() {
  try {
    Object classFinder = this.getClassFinderMethod.invoke(this.classLoader);
    Object parent = this.getParentMethod.invoke(this.classLoader);
    // arguments for 'clone'-like method
    return (ClassLoader) this.wlGenericClassLoaderConstructor.newInstance(classFinder, parent);
  }
  catch (InvocationTargetException ex) {
    throw new IllegalStateException("WebLogic GenericClassLoader constructor failed", ex.getCause());
  }
  catch (Throwable ex) {
    throw new IllegalStateException("Could not construct WebLogic GenericClassLoader", ex);
  }
}

代码示例来源：origin: google/guava

@GwtIncompatible // java.lang.reflect
private static Object invokeAccessibleNonThrowingMethod(
  Method method, Object receiver, Object... params) {
 try {
  return method.invoke(receiver, params);
 } catch (IllegalAccessException e) {
  throw new RuntimeException(e);
 } catch (InvocationTargetException e) {
  throw propagate(e.getCause());
 }
}

代码示例来源：origin: spring-projects/spring-framework

@Override
public ClassLoader getThrowawayClassLoader() {
  try {
    return new OverridingClassLoader(this.classLoader, (ClassLoader) this.copyMethod.invoke(this.classLoader));
  }
  catch (InvocationTargetException ex) {
    throw new IllegalStateException("GlassFish copy method threw exception", ex.getCause());
  }
  catch (Throwable ex) {
    throw new IllegalStateException("Could not invoke GlassFish copy method", ex);
  }
}

代码示例来源：origin: spring-projects/spring-framework

@Override
public ClassLoader getThrowawayClassLoader() {
  try {
    return new OverridingClassLoader(this.classLoader, (ClassLoader) this.copyMethod.invoke(this.classLoader));
  }
  catch (InvocationTargetException ex) {
    throw new IllegalStateException("Tomcat copy method threw exception", ex.getCause());
  }
  catch (Throwable ex) {
    throw new IllegalStateException("Could not invoke Tomcat copy method", ex);
  }
}

代码示例来源：origin: spring-projects/spring-framework

private Throwable getTestResultException(ITestResult testResult) {
  Throwable testResultException = testResult.getThrowable();
  if (testResultException instanceof InvocationTargetException) {
    testResultException = ((InvocationTargetException) testResultException).getCause();
  }
  return testResultException;
}

代码示例来源：origin: greenrobot/EventBus

void invokeSubscriber(Subscription subscription, Object event) {
  try {
    subscription.subscriberMethod.method.invoke(subscription.subscriber, event);
  } catch (InvocationTargetException e) {
    handleSubscriberException(subscription, event, e.getCause());
  } catch (IllegalAccessException e) {
    throw new IllegalStateException("Unexpected exception", e);
  }
}

代码示例来源：origin: spring-projects/spring-framework

public void addTransformer(ClassFileTransformer transformer) {
  Assert.notNull(transformer, "ClassFileTransformer must not be null");
  try {
    InvocationHandler adapter = new WebSphereClassPreDefinePlugin(transformer);
    Object adapterInstance = Proxy.newProxyInstance(this.wsPreProcessorClass.getClassLoader(),
        new Class<?>[] {this.wsPreProcessorClass}, adapter);
    this.addPreDefinePlugin.invoke(this.classLoader, adapterInstance);
  }
  catch (InvocationTargetException ex) {
    throw new IllegalStateException("WebSphere addPreDefinePlugin method threw exception", ex.getCause());
  }
  catch (Throwable ex) {
    throw new IllegalStateException("Could not invoke WebSphere addPreDefinePlugin method", ex);
  }
}

代码示例来源：origin: spring-projects/spring-framework

public ClassLoader getThrowawayClassLoader() {
  try {
    ClassLoader loader = this.cloneConstructor.newInstance(getClassLoader());
    // Clear out the transformers (copied as well)
    List<?> list = (List<?>) this.transformerList.get(loader);
    list.clear();
    return loader;
  }
  catch (InvocationTargetException ex) {
    throw new IllegalStateException("WebSphere CompoundClassLoader constructor failed", ex.getCause());
  }
  catch (Throwable ex) {
    throw new IllegalStateException("Could not construct WebSphere CompoundClassLoader", ex);
  }
}

代码示例来源：origin: spring-projects/spring-framework

public void addTransformer(ClassFileTransformer transformer) {
  Assert.notNull(transformer, "ClassFileTransformer must not be null");
  try {
    InvocationHandler adapter = new WebLogicClassPreProcessorAdapter(transformer, this.classLoader);
    Object adapterInstance = Proxy.newProxyInstance(this.wlPreProcessorClass.getClassLoader(),
        new Class<?>[] {this.wlPreProcessorClass}, adapter);
    this.addPreProcessorMethod.invoke(this.classLoader, adapterInstance);
  }
  catch (InvocationTargetException ex) {
    throw new IllegalStateException("WebLogic addInstanceClassPreProcessor method threw exception", ex.getCause());
  }
  catch (Throwable ex) {
    throw new IllegalStateException("Could not invoke WebLogic addInstanceClassPreProcessor method", ex);
  }
}

代码示例来源：origin: google/guava

@Override
 public void run() {
  try {
   invokeSubscriberMethod(event);
  } catch (InvocationTargetException e) {
   bus.handleSubscriberException(e.getCause(), context(event));
  }
 }
});

代码示例来源：origin: org.mockito/mockito-core

private static Object tryInvoke(Method origin, Object instance, Object[] arguments) throws Throwable {
  try {
    return origin.invoke(instance, arguments);
  } catch (InvocationTargetException exception) {
    Throwable cause = exception.getCause();
    new ConditionalStackTraceFilter().filter(hideRecursiveCall(cause, new Throwable().getStackTrace().length, origin.getDeclaringClass()));
    throw cause;
  }
}

代码示例来源：origin: google/guava

private Object invokeListMethod(Method method, Object[] args) throws Throwable {
 try {
  Object returnValue = method.invoke(delegate, args);
  mutateDelegate();
  return returnValue;
 } catch (InvocationTargetException e) {
  throw e.getCause();
 } catch (IllegalAccessException e) {
  throw new AssertionError(e);
 }
}

代码示例来源：origin: skylot/jadx

private void rethrow(String msg, InvocationTargetException ie) {
  Throwable cause = ie.getCause();
  if (cause instanceof AssertionError) {
    System.err.println(msg);
    throw (AssertionError) cause;
  } else {
    cause.printStackTrace();
    fail(msg + cause.getMessage());
  }
}

代码示例来源：origin: google/guava

@GwtIncompatible("Reflection")
public void testAllOverloads_checkNotNull() throws Exception {
 for (ImmutableList<Class<?>> sig : allSignatures(Object.class)) {
  Method checkArgumentMethod =
    Preconditions.class.getMethod("checkNotNull", sig.toArray(new Class<?>[] {}));
  checkArgumentMethod.invoke(
    null /* static method */, getParametersForSignature(new Object(), sig));
  Object[] failingParams = getParametersForSignature(null, sig);
  try {
   checkArgumentMethod.invoke(null /* static method */, failingParams);
   fail();
  } catch (InvocationTargetException ite) {
   assertFailureCause(ite.getCause(), NullPointerException.class, failingParams);
  }
 }
}

代码示例来源：origin: google/guava

@GwtIncompatible("Reflection")
public void testAllOverloads_checkArgument() throws Exception {
 for (ImmutableList<Class<?>> sig : allSignatures(boolean.class)) {
  Method checkArgumentMethod =
    Preconditions.class.getMethod("checkArgument", sig.toArray(new Class<?>[] {}));
  checkArgumentMethod.invoke(null /* static method */, getParametersForSignature(true, sig));
  Object[] failingParams = getParametersForSignature(false, sig);
  try {
   checkArgumentMethod.invoke(null /* static method */, failingParams);
   fail();
  } catch (InvocationTargetException ite) {
   assertFailureCause(ite.getCause(), IllegalArgumentException.class, failingParams);
  }
 }
}

代码示例来源：origin: google/guava

@GwtIncompatible("Reflection")
public void testAllOverloads_checkState() throws Exception {
 for (ImmutableList<Class<?>> sig : allSignatures(boolean.class)) {
  Method checkArgumentMethod =
    Preconditions.class.getMethod("checkState", sig.toArray(new Class<?>[] {}));
  checkArgumentMethod.invoke(null /* static method */, getParametersForSignature(true, sig));
  Object[] failingParams = getParametersForSignature(false, sig);
  try {
   checkArgumentMethod.invoke(null /* static method */, failingParams);
   fail();
  } catch (InvocationTargetException ite) {
   assertFailureCause(ite.getCause(), IllegalStateException.class, failingParams);
  }
 }
}