Java 类com.google.inject.ConfigurationException 实例源码

@Test
public void testNotExposed() {
  final Injector injector = Guice.createInjector(new AbstractModule() {
    @Override
    protected void configure() {
      DuplexBinder.create(this.binder()).install(new DuplexModule() {
        @Override
        protected void configure() {
          this.bind(Thing.class).annotatedWith(Names.named("r0")).toInstance(new Thing("r0"));
        }
      });
    }
  });
  try {
    injector.getInstance(ShouldNotWork.class);
  } catch(final ConfigurationException expected) {
    final String message = expected.getMessage();
    if(message.contains("It was already configured on one or more child injectors or private modules")
      && message.contains("If it was in a PrivateModule, did you forget to expose the binding?")) {
      return;
    }
  }
  fail("should not be exposed");
}

private void analyzeImplementation(final TypeLiteral<?> type, boolean ignoreConstructor)
{
    if( !scannedTypes.contains(type) )
    {
        try
        {
            if( (type.getRawType().getModifiers() & (Modifier.INTERFACE | Modifier.ABSTRACT)) == 0 )
            {
                analyzeInjectionPoints(InjectionPoint.forInstanceMethodsAndFields(type));
                if( !ignoreConstructor )
                {
                    analyzeDependencies(InjectionPoint.forConstructorOf(type).getDependencies());
                }
            }
        }
        catch( ConfigurationException ce )
        {
            errors.merge(ce.getErrorMessages());
        }
        scannedTypes.add(type);
    }
}

@Test
public void testLoadMap() throws Exception {

    Map<String, TestInterface> services = target.loadMap(TestInterface.class);
    assertTrue(services.get("TestImpl1") instanceof TestInterface.TestImpl1);
    assertTrue(services.get("TestImpl3") instanceof TestInterface.TestImpl3);
    assertEquals(services.size(), 2, services.toString());

    for (TestInterface s : services.values()) {

        assertNotNull(s.getInjector());

        assertNotNull(s.getInjector().getInstance(ImmutableConfiguration.class));

        try {
            s.getInjector().getInstance(ServiceFactory.class);
            fail();
        } catch (ConfigurationException e) {
            // Success
        }

    }

}

/**
 * This method produces value for the field. It constructs the context for the creation out of
 * paren't context and the field's own frame info.
 */
@Override
public Optional<Object> provideValue(Object pageObject, Field field, PageObjectContext context) {
  By selector = PageObjectProviderHelper.getSelectorFromPageObject(field);
  ElementLocatorFactory elementLocatorFactory =
      new NestedSelectorScopedLocatorFactory(webDriver, selector,
          context.getElementLocatorFactory(), AnnotationsHelper.isGlobal(field));
  final FramePath framePath = frameMap.get(pageObject);
  contextStack.push(new PageObjectContext(elementLocatorFactory, framePath));
  Object scopedPageObject = null;
  try {
    scopedPageObject = injector.getInstance(field.getType());
  } catch (Exception e) {
    if (e instanceof ConfigurationException) {
      ConfigurationException ce = (ConfigurationException) e;
      throw new BobcatRuntimeException(
          "Configuration exception: " + ce.getErrorMessages().toString(), e);
    }
    throw new BobcatRuntimeException(e.getMessage(), e);
  } finally {
    contextStack.pop();
  }
  return Optional.ofNullable(scopedPageObject);
}

/**
 * This method produces value for the field. It constructs the context for the creation out of
 * parent's context and the field's own frame info.
 */
@Override
public Optional<Object> provideValue(Object pageObject, Field field, PageObjectContext context) {
  final ElementLocatorFactory elementLocatorFactory = new ScopedElementLocatorFactory(webDriver,
      context.getElementLocatorFactory(), field);
  final FramePath framePath = frameMap.get(pageObject);
  contextStack.push(new PageObjectContext(elementLocatorFactory, framePath));
  Object scopedPageObject = null;
  try {
    scopedPageObject = injector.getInstance(field.getType());
  } catch (Exception e) {
    if (e instanceof ConfigurationException) {
      ConfigurationException ce = (ConfigurationException) e;
      throw new BobcatRuntimeException(
          "Configuration exception: " + ce.getErrorMessages().toString(), e);
    }
    throw new BobcatRuntimeException(e.getMessage(), e);
  } finally {
    contextStack.pop();
  }
  return Optional.ofNullable(scopedPageObject);
}

/**
 * @param args   the arguments
 * @param parser the command line parser containing usage information
 * @return a child Command for the given args, or <code>null</code> if not found
 */
protected Command getChildAction(List<String> args, CmdLineParser parser) {
    final String commandName = args.get(0);

    // find implementation
    final Class<? extends Command> commandClass = commandMap.get(commandName);
    if (null != commandClass) {
        try {
            final Command command = InjectionUtil.getInjector().getInstance(commandClass);
            command.setParent(this);
            command.setCommandName(commandName);

            return command;
        } catch (ProvisionException | ConfigurationException e) {
            throw new CommandException(String.format("Error getting child command for args: %s", args), e);
        }
    }
    return null;
}

@Override
public Object resolve(Injectee injectee, ServiceHandle<?> serviceHandle) {

    if (injectee.getRequiredType() instanceof Class) {

        TypeLiteral<?> typeLiteral = TypeLiteral.get(injectee.getRequiredType());
        Errors errors = new Errors(injectee.getParent());
        Key<?> key;
        try {
            key = Annotations.getKey(typeLiteral, (Member) injectee.getParent(),
                    injectee.getParent().getDeclaredAnnotations(), errors);
        } catch (ErrorsException e) {
            errors.merge(e.getErrors());
            throw new ConfigurationException(errors.getMessages());
        }

        return injector.getInstance(key);
    }

    throw new IllegalStateException("Can't process injection point: " + injectee.getRequiredType());
}

/**
 * Finds the {@link IResourceServiceProvider} for a language by given its id.
 *
 * @param languageId
 *          the language id (grammar name)
 * @return the {@link IResourceServiceProvider} for the given language id
 */
public IResourceServiceProvider getResourceServiceProviderById(final String languageId) {
  ImmutableMap<Map<String, Object>, ? extends Function<String, IResourceServiceProvider>> resourceProvidersMap = getProviderMaps();
  for (Map.Entry<Map<String, Object>, ? extends Function<String, IResourceServiceProvider>> mapEntry : resourceProvidersMap.entrySet()) {
    Map<String, Object> map = mapEntry.getKey();
    for (Map.Entry<String, Object> entry : map.entrySet()) {
      try {
        IResourceServiceProvider resourceServiceProvider = mapEntry.getValue().apply(entry.getKey());
        if (resourceServiceProvider == null) {
          continue;
        }
        IGrammarAccess grammarAccess = resourceServiceProvider.get(IGrammarAccess.class);
        if (grammarAccess != null && grammarAccess.getGrammar().getName().equals(languageId)) {
          return resourceServiceProvider;
        }
        // CHECKSTYLE:OFF
      } catch (ConfigurationException ex) {
        // CHECKSTYLE:ON
        // ignore
      }
    }
  }
  return null;
}

/**
 * Gets the all languages available in the workbench.
 *
 * @return set of all languages
 */
public Set<String> getAllLanguages() {
  Set<String> languages = new HashSet<String>();
  for (String extension : Registry.INSTANCE.getExtensionToFactoryMap().keySet()) {
    final URI dummyUri = URI.createURI("foo:/foo." + extension);
    IResourceServiceProvider resourceServiceProvider = Registry.INSTANCE.getResourceServiceProvider(dummyUri);
    // By checking that description manager is AbstractCachingResourceDescriptionManager we exclude technical languages of the framework
    if (resourceServiceProvider != null && resourceServiceProvider.getResourceDescriptionManager() instanceof AbstractCachingResourceDescriptionManager) {
      try {
        IGrammarAccess grammarAccess = resourceServiceProvider.get(IGrammarAccess.class);
        if (grammarAccess != null && grammarAccess.getGrammar() != null) {
          languages.add(grammarAccess.getGrammar().getName());
        }
      } catch (ConfigurationException e) {
        // Will happen if no binding for IGrammarAccess was present.
      }
    }
  }
  return languages;
}

@Override
public Object resolve(Injectee injectee, ServiceHandle<?> serviceHandle) {

    if (injectee.getRequiredType() instanceof Class) {

        TypeLiteral<?> typeLiteral = TypeLiteral.get(injectee.getRequiredType());
        Errors errors = new Errors(injectee.getParent());
        Key<?> key;
        try {
            key = Annotations.getKey(typeLiteral, (Member) injectee.getParent(),
                    injectee.getParent().getDeclaredAnnotations(), errors);
        } catch (ErrorsException e) {
            errors.merge(e.getErrors());
            throw new ConfigurationException(errors.getMessages());
        }

        return injector.getInstance(key);
    }

    throw new IllegalStateException("Can't process injection point: " + injectee.getRequiredType());
}

private Optional<String> getCurrentTestLogFileName()
{
    Optional<TestContext> testContext = testContextIfSet();
    try {
        String testName = "SUITE";
        if (testContext.isPresent()) {
            Optional<TestMetadata> testMetadata = testContext.get().getOptionalDependency(TestMetadata.class);
            if (testMetadata.isPresent()) {
                testName = testMetadata.get().testName;
            }
        }
        return Optional.of(logsDirectory + "/" + testName);
    }
    catch (ConfigurationException e) {
        System.err.append("Could not load TestMetadata from guice context");
        return Optional.empty();
    }
}

public static void main(String... args) {
  WSFRealtimeMain m = new WSFRealtimeMain();

  ArgumentParser parser = ArgumentParsers.newArgumentParser("wsf-gtfsrealtime");
  parser.description("Produces a GTFS-realtime feed from the Washington State Ferries API");
  parser.addArgument("--" + ARG_CONFIG_FILE).type(File.class).help("configuration file path");
  Namespace parsedArgs;

  try {
    parsedArgs = parser.parseArgs(args);
    File configFile = parsedArgs.get(ARG_CONFIG_FILE);
    m.run(configFile);
  } catch (CreationException | ConfigurationException | ProvisionException e) {
    _log.error("Error in startup:", e);
    System.exit(-1);
  } catch (ArgumentParserException ex) {
    parser.handleError(ex);
  }
}

private void createBindingsForFactories(GinjectorBindings bindings) {
  for (final FactoryModule<?> factoryModule : bindings.getFactoryModules()) {
    FactoryBinding binding;
    try {
      binding = bindingFactory.getFactoryBinding(
          factoryModule.getBindings(),
          factoryModule.getFactoryType(),
          Context.forText(factoryModule.getSource()));
    } catch (ConfigurationException e) {
      errorManager.logError("Factory %s could not be created", e, factoryModule.getFactoryType());
      continue;
    }

    bindings.addBinding(factoryModule.getFactoryType(), binding);
  }
}

private static TestWrapper buildTestWrapperInstance(Injector injector) {
  TestWrapper result = NoOpTestScopeListener.NO_OP_INSTANCE;
  try {
    boolean hasTestScopeListenerBinding = hasTestScopeListenerBinding(injector);
    boolean hasDeprecatedTestScopeListenerBinding = hasDeprecatedTestScopeListenerBinding(injector);
    if (hasTestScopeListenerBinding && hasDeprecatedTestScopeListenerBinding) {
      throw new RuntimeException(
        "Your GuiceBerry Env has bindings for both the new TestScopeListener and the deprecated one. Please fix.");
    } else if (hasTestScopeListenerBinding) {
      result = injector.getInstance(TestWrapper.class);
    } else if (hasDeprecatedTestScopeListenerBinding) {
      result = adapt(
          injector.getInstance(com.google.inject.testing.guiceberry.TestScopeListener.class),
          injector.getInstance(TearDownAccepter.class));
    }
  } catch (ConfigurationException e) {
    String msg = String.format("Error while creating a TestWrapper: '%s'.",
      e.getMessage());
    throw new RuntimeException(msg, e); 
  }
  return result;
}

/**
 * This test makes sure that if the test has a missing binding, GuiceBerry
 * will fail before it runs the {@link GuiceBerryEnvMain#run()} method.
 */
@Test public void testFailsInjectionBeforeRunningGuiceBerryEnvMain_MissingTestBinding() {
  GuiceBerryEnvSelector guiceBerryEnvSelector = 
    DefaultEnvSelector.of(MyGuiceBerryEnvWithGuiceBerryEnvMainThatThrows.class);
  TestDescription testDescription = new TestDescription(new ClassWithUnsatisfiedDependency(), "bogus test case");
  GuiceBerryUniverse.TestCaseScaffolding testCaseScaffolding = 
    new GuiceBerryUniverse.TestCaseScaffolding(testDescription, guiceBerryEnvSelector, universe);

  try {
    testCaseScaffolding.runBeforeTest();
    Assert.fail("The test has an unsatisfied injection, and the GuiceBerryEnvMain "
        + "throws an Exception. Either of these reasons should have prevented the "
        + "test from having gotten here.");
  } catch (MyGuiceBerryEnvWithGuiceBerryEnvMainThatThrows.GuiceBerryEnvMainWasExecutedException toThrow) {
    throw toThrow;
  } catch (RuntimeException maybeExpected) {
    Assert.assertEquals(ConfigurationException.class, maybeExpected.getCause().getClass());
  }

  testCaseScaffolding.runAfterTest();
}

public void testGbeThatHasMissingBindingsThrowsException() {   
  try {
    TestWithGbeThatHasMissingBindings test = 
      TestWithGbeThatHasMissingBindings.createInstance();
    instance().doSetUp(test);
    fail();
  } catch (RuntimeException expectedActualException) {
    //TODO: we should assert expected's cause is ConfigurationException, but 
    //that exception is private
    Throwable actualCause = expectedActualException.getCause();
    assertEquals(ConfigurationException.class, actualCause.getClass());
    assertEquals(String.format(
      "Binding error in the GuiceBerry Env '%s': '%s'.", 
      GuiceBerryEnvWithoutBindingsForFooOrBar.GUICE_BERRY_ENV_WITHOUT_BINDINGS_FOR_FOO_OR_BAR,
      actualCause.getMessage()),
      expectedActualException.getMessage());
    String configurationExceptionMeat = String.format(
      "No implementation for %s was bound.", BarService.class.getName());
    assertTrue(actualCause.getMessage().contains(configurationExceptionMeat));
  }
}

private <E> List<E> provide(TypeLiteral<Set<E>> type) {
    List<E> collection;
    try {
        Set<E> retrieved = injector.getInstance(Key.get(type));
        collection = retrieved.stream().filter(Objects::nonNull).collect(toList());

        if (collection.isEmpty()) {
            throw new ConfigurationException(new ArrayList<>());
        }

    } catch (ConfigurationException ce) {
        log.info(() -> "There is no registered instance of the type: ");
        collection = new ArrayList<>();
    }

    return collection;
}

public synchronized void shutdown() {
    if (plugins != null) {
        Arrays.stream(plugins).forEach(plugin -> plugin.destroy());
    }

    onShutdown.forEach(Runnable::run);

    if (injector != null) {

        // shutdown the database connection pool
        try {
            DatabaseConnection connection = injector.getInstance(DatabaseConnection.class);
            if (connection != null)
                connection.close();
        } catch (ConfigurationException ignore) {
        } catch (Exception e) { e.printStackTrace(); }

        // signal the framework that we are closing down
        FrameworkEngine engine = injector.getInstance(FrameworkEngine.class);
        engine.onFrameworkShutdown();

        injector = null;
        engine = null;
    }
}

private void addMessageIfInformative(LinkedList<String> messages, Throwable cause) {
    if (cause instanceof ProvisionException) { // This technical exception is hidden. Only its causes should be shown.
        return;
    }
    if (cause instanceof ConfigurationException) { // A missing setting in settings.properties can cause this exception.
        ConfigurationException configurationException = (ConfigurationException) cause;
        addClearifiedErrorMessages(messages, configurationException.getErrorMessages());
        return;
    }
    if (cause instanceof CreationException) { // A missing setting in settings.properties can cause this exception.
        CreationException creationException = (CreationException) cause;
        addClearifiedErrorMessages(messages, creationException.getErrorMessages());
        return;
    }
    messages.add(cause.getMessage());
}

@Override
public <C extends IRequestablePage> C newPage(final Class<C> pageClass) {
    LOG.debug("Creating new {} page without parameters", pageClass.getName());

    if (!Application.get().getSecuritySettings().getAuthorizationStrategy().isInstantiationAuthorized(pageClass)) {
        throw new RestartResponseAtInterceptPageException(wicketSettings.getLoginPageClass());
    }

    try {
        final C pageInstance = injector.createChildInjector(new AbstractModule() {

            @Override
            protected void configure() {
                bind(PageParameters.class).toInstance(new PageParameters());
            }

        }).getInstance(pageClass);

        return pageInstance;
    } catch(final ConfigurationException e) {
        LOG.debug("Could not create page {} through Guice, trying manually: {}", pageClass, e.getMessage());

        return createOrThrow(pageClass, null);
    }
}

@Override
    public <C extends IRequestablePage> C newPage(final Class<C> pageClass, final PageParameters parameters) {
        LOG.debug("Creating new {} page with parameters: {}", pageClass.getName(), parameters);

        try {
            final C pageInstance = injector.createChildInjector(new AbstractModule() {

                @Override
                protected void configure() {
                    bind(PageParameters.class).toInstance(parameters);
                }

            }).getInstance(pageClass);

            return pageInstance;
        } catch(final ConfigurationException e) {
            LOG.debug("Could not create page {} through Guice, trying manually: {}", pageClass, e.getMessage());

            return createOrThrow(pageClass, parameters);
        }
}

public void testBindingSuperTypeAccessSubType() {
  final Integer testValue = 1024;
  Object instance =
      new Object() {
        @Bind(to = Number.class)
        private Integer anInt = testValue;
      };

  BoundFieldModule module = BoundFieldModule.of(instance);
  Injector injector = Guice.createInjector(module);

  try {
    injector.getInstance(Integer.class);
    fail();
  } catch (ConfigurationException e) {
    assertContains(e.getMessage(), "Could not find a suitable constructor in java.lang.Integer");
  }
}

public void testProviderSubclassesDoNotBindParameterizedType() {
  final Integer testValue = 1024;
  Object instance =
      new Object() {
        @Bind private IntegerProvider anIntProvider = new IntegerProvider(testValue);
      };

  BoundFieldModule module = BoundFieldModule.of(instance);
  Injector injector = Guice.createInjector(module);

  try {
    injector.getInstance(Integer.class);
    fail();
  } catch (ConfigurationException e) {
    assertContains(e.getMessage(), "Could not find a suitable constructor in java.lang.Integer.");
  }
}

/**
 * Returns all static method and field injection points on {@code type}.
 *
 * @return a possibly empty set of injection points. The set has a specified iteration order. All
 *     fields are returned and then all methods. Within the fields, supertype fields are returned
 *     before subtype fields. Similarly, supertype methods are returned before subtype methods.
 * @throws ConfigurationException if there is a malformed injection point on {@code type}, such as
 *     a field with multiple binding annotations. The exception's {@link
 *     ConfigurationException#getPartialValue() partial value} is a {@code Set<InjectionPoint>} of
 *     the valid injection points.
 */
public static Set<InjectionPoint> forStaticMethodsAndFields(TypeLiteral<?> type) {
  Errors errors = new Errors();

  Set<InjectionPoint> result;

  if (type.getRawType().isInterface()) {
    errors.staticInjectionOnInterface(type.getRawType());
    result = null;
  } else {
    result = getInjectionPoints(type, true, errors);
  }

  if (errors.hasErrors()) {
    throw new ConfigurationException(errors.getMessages()).withPartialValue(result);
  }
  return result;
}

/** Returns a set of dependencies that can be iterated over to clean up stray JIT bindings. */
Set<Dependency<?>> getInternalDependencies() {
  ImmutableSet.Builder<InjectionPoint> builder = ImmutableSet.builder();
  if (factory.constructorInjector == null) {
    builder.add(constructorInjectionPoint);
    // If the below throws, it's OK -- we just ignore those dependencies, because no one
    // could have used them anyway.
    try {
      builder.addAll(
          InjectionPoint.forInstanceMethodsAndFields(
              constructorInjectionPoint.getDeclaringType()));
    } catch (ConfigurationException ignored) {
    }
  } else {
    builder.add(getConstructor()).addAll(getInjectableMembers());
  }

  return Dependency.forInjectionPoints(builder.build());
}

@Override
public void toInstance(T instance) {
  checkNotTargetted();

  // lookup the injection points, adding any errors to the binder's errors list
  Set<InjectionPoint> injectionPoints;
  if (instance != null) {
    try {
      injectionPoints = InjectionPoint.forInstanceMethodsAndFields(instance.getClass());
    } catch (ConfigurationException e) {
      copyErrorsToBinder(e);
      injectionPoints = e.getPartialValue();
    }
  } else {
    binder.addError(BINDING_TO_NULL);
    injectionPoints = ImmutableSet.of();
  }

  BindingImpl<T> base = getBinding();
  setBinding(
      new InstanceBindingImpl<T>(
          base.getSource(), base.getKey(), Scoping.EAGER_SINGLETON, injectionPoints, instance));
}

@Override
public BindingBuilder<T> toProvider(javax.inject.Provider<? extends T> provider) {
  checkNotNull(provider, "provider");
  checkNotTargetted();

  // lookup the injection points, adding any errors to the binder's errors list
  Set<InjectionPoint> injectionPoints;
  try {
    injectionPoints = InjectionPoint.forInstanceMethodsAndFields(provider.getClass());
  } catch (ConfigurationException e) {
    copyErrorsToBinder(e);
    injectionPoints = e.getPartialValue();
  }

  BindingImpl<T> base = getBinding();
  setBinding(
      new ProviderInstanceBindingImpl<T>(
          base.getSource(), base.getKey(), base.getScoping(), injectionPoints, provider));
  return this;
}

void validate() {
  Errors errorsForMember = errors.withSource(source);
  Set<InjectionPoint> injectionPoints;
  try {
    injectionPoints = request.getInjectionPoints();
  } catch (ConfigurationException e) {
    errorsForMember.merge(e.getErrorMessages());
    injectionPoints = e.getPartialValue();
  }
  if (injectionPoints != null) {
    memberInjectors =
        injector.membersInjectorStore.getInjectors(injectionPoints, errorsForMember);
  } else {
    memberInjectors = ImmutableList.of();
  }

  errors.merge(errorsForMember);
}

/**
 * Find and invoke the relevant {@link SpecificationConverter} for the given specification to
 * convert it into an object of type {@link T}.
 *
 * @param specification the specification to convert.
 * @param context       the translation context.
 * @param <S>           the type of the specification to convert.
 * @return the converted target object representing the given specification.
 */
protected <S extends Specification<?>> T convert(S specification, C context) {
    if (specification instanceof SubstitutableSpecification) {
        return convert(((SubstitutableSpecification<?>) specification).getSubstitute(), context);
    } else {
        SpecificationConverter<S, C, T> converter;
        Class<? extends Specification> specificationClass = specification.getClass();
        try {
            converter = injector.getInstance(buildKey(specificationClass));
        } catch (ConfigurationException e) {
            throw BusinessException.wrap(e, BusinessErrorCode.NO_CONVERTER_FOUND)
                    .put("contextClass", contextClass)
                    .put("targetClass", targetClass)
                    .put("specificationClass", specificationClass);
        }
        return converter.convert(specification, context, this);
    }
}

public void testProviderSubclassesDoNotBindParameterizedType() {
  final Integer testValue = 1024;
  Object instance = new Object() {
    @Bind private IntegerProvider anIntProvider = new IntegerProvider(testValue);
  };

  BoundFieldModule module = BoundFieldModule.of(instance);
  Injector injector = Guice.createInjector(module);

  try {
    injector.getInstance(Integer.class);
    fail();
  } catch (ConfigurationException e) {
    assertContains(e.getMessage(), "Could not find a suitable constructor in java.lang.Integer.");
  }
}

/**
 * At injector-creation time, we initialize the invocation handler. At this time we make sure
 * all factory methods will be able to build the target types.
 */
@Inject @Toolable
void initialize(Injector injector) {
  if (this.injector != null) {
    throw new ConfigurationException(ImmutableList.of(new Message(FactoryProvider2.class,
        "Factories.create() factories may only be used in one Injector!")));
  }

  this.injector = injector;

  for (Map.Entry<Method, AssistData> entry : assistDataByMethod.entrySet()) {
    Method method = entry.getKey();
    AssistData data = entry.getValue();
    Object[] args;
    if(!data.optimized) {
      args = new Object[method.getParameterTypes().length];
      Arrays.fill(args, "dummy object for validating Factories");
    } else {
      args = null; // won't be used -- instead will bind to data.providers.
    }
    getBindingFromNewInjector(method, args, data); // throws if the binding isn't properly configured
  }
}

/**
 * Returns all static method and field injection points on {@code type}.
 *
 * @return a possibly empty set of injection points. The set has a specified iteration order. All
 *      fields are returned and then all methods. Within the fields, supertype fields are returned
 *      before subtype fields. Similarly, supertype methods are returned before subtype methods.
 * @throws ConfigurationException if there is a malformed injection point on {@code type}, such as
 *      a field with multiple binding annotations. The exception's {@link
 *      ConfigurationException#getPartialValue() partial value} is a {@code Set<InjectionPoint>}
 *      of the valid injection points.
 */
public static Set<InjectionPoint> forStaticMethodsAndFields(TypeLiteral<?> type) {
  Errors errors = new Errors();

  Set<InjectionPoint> result;

  if (type.getRawType().isInterface()) {
    errors.staticInjectionOnInterface(type.getRawType());
    result = null;
  } else {
    result = getInjectionPoints(type, true, errors);
  }

  if (errors.hasErrors()) {
    throw new ConfigurationException(errors.getMessages()).withPartialValue(result);
  }
  return result;
}

/** Returns a set of dependencies that can be iterated over to clean up stray JIT bindings. */
Set<Dependency<?>> getInternalDependencies() {
  ImmutableSet.Builder<InjectionPoint> builder = ImmutableSet.builder();
  if(factory.constructorInjector == null) {
    builder.add(constructorInjectionPoint);
    // If the below throws, it's OK -- we just ignore those dependencies, because no one
    // could have used them anyway.
    try {
      builder.addAll(InjectionPoint.forInstanceMethodsAndFields(constructorInjectionPoint.getDeclaringType()));
    } catch(ConfigurationException ignored) {}
  } else {
    builder.add(getConstructor())
           .addAll(getInjectableMembers());
  }

  return Dependency.forInjectionPoints(builder.build());
}

public void toInstance(T instance) {
  checkNotTargetted();

  // lookup the injection points, adding any errors to the binder's errors list
  Set<InjectionPoint> injectionPoints;
  if (instance != null) {
    try {
      injectionPoints = InjectionPoint.forInstanceMethodsAndFields(instance.getClass());
    } catch (ConfigurationException e) {
      copyErrorsToBinder(e);
      injectionPoints = e.getPartialValue();
    }
  } else {
    binder.addError(BINDING_TO_NULL);
    injectionPoints = ImmutableSet.of();
  }

  BindingImpl<T> base = getBinding();
  setBinding(new InstanceBindingImpl<T>(
      base.getSource(), base.getKey(), Scoping.EAGER_SINGLETON, injectionPoints, instance));
}

public BindingBuilder<T> toProvider(javax.inject.Provider<? extends T> provider) {
  checkNotNull(provider, "provider");
  checkNotTargetted();

  // lookup the injection points, adding any errors to the binder's errors list
  Set<InjectionPoint> injectionPoints;
  try {
    injectionPoints = InjectionPoint.forInstanceMethodsAndFields(provider.getClass());
  } catch (ConfigurationException e) {
    copyErrorsToBinder(e);
    injectionPoints = e.getPartialValue();
  }

  BindingImpl<T> base = getBinding();
  setBinding(new ProviderInstanceBindingImpl<T>(
      base.getSource(), base.getKey(), base.getScoping(), injectionPoints, provider));
  return this;
}

/**
 * Returns an type that's appropriate for use in a key.
 *
 * <p>If the raw type of {@code typeLiteral} is a {@code javax.inject.Provider}, this returns a
 * {@code com.google.inject.Provider} with the same type parameters.
 *
 * <p>If the type is a primitive, the corresponding wrapper type will be returned.
 *
 * @throws ConfigurationException if {@code type} contains a type variable
 */
public static <T> TypeLiteral<T> canonicalizeForKey(TypeLiteral<T> typeLiteral) {
  Type type = typeLiteral.getType();
  if (!isFullySpecified(type)) {
    Errors errors = new Errors().keyNotFullySpecified(typeLiteral);
    throw new ConfigurationException(errors.getMessages());
  }

  if (typeLiteral.getRawType() == javax.inject.Provider.class) {
    ParameterizedType parameterizedType = (ParameterizedType) type;

    // the following casts are generally unsafe, but com.google.inject.Provider extends
    // javax.inject.Provider and is covariant
    @SuppressWarnings("unchecked")
    TypeLiteral<T> guiceProviderType = (TypeLiteral<T>) TypeLiteral.get(
        Types.providerOf(parameterizedType.getActualTypeArguments()[0]));
    return guiceProviderType;
  }

  @SuppressWarnings("unchecked")
  TypeLiteral<T> wrappedPrimitives = (TypeLiteral<T>) PRIMITIVE_TO_WRAPPER.get(typeLiteral);
  return wrappedPrimitives != null
      ? wrappedPrimitives
      : typeLiteral;
}

void validate() {
  Errors errorsForMember = errors.withSource(source);
  Set<InjectionPoint> injectionPoints;
  try {
    injectionPoints = request.getInjectionPoints();
  } catch (ConfigurationException e) {
    errorsForMember.merge(e.getErrorMessages());
    injectionPoints = e.getPartialValue();
  }
  if (injectionPoints != null) {
    memberInjectors = injector.membersInjectorStore.getInjectors(
        injectionPoints, errorsForMember);
  } else {
    memberInjectors = ImmutableList.of();
  }

  errors.merge(errorsForMember);
}

@SuppressWarnings("rawtypes")
@Test
public void oneCache() throws Exception {
  Config conf = ConfigFactory.empty()
      .withValue("caffeine.cache", ConfigValueFactory.fromAnyRef(""));
  new MockUnit(Env.class)
      .run(unit -> {
        Injector injector = Guice.createInjector(binder -> {
          new CaffeineCache() {
          }.configure(unit.get(Env.class), conf, binder);
        });
        injector.getInstance(RequireCache.class);

        try {
          injector.getInstance(CaffeineSessionStore.class);
          fail("No session found");
        } catch (ConfigurationException ex) {
          // OK
        }
      });
}

@SuppressWarnings("rawtypes")
@Test
public void cacheWithObjectSpec() throws Exception {
  Config conf = ConfigFactory.empty()
      .withValue("caffeine.cache.maximumSize", ConfigValueFactory.fromAnyRef(10));
  new MockUnit(Env.class)
      .run(unit -> {
        Injector injector = Guice.createInjector(binder -> {
          new CaffeineCache() {
          }.configure(unit.get(Env.class), conf, binder);
        });
        injector.getInstance(RequireCache.class);

        try {
          injector.getInstance(CaffeineSessionStore.class);
          fail("No session found");
        } catch (ConfigurationException ex) {
          // OK
        }
      });
}

@SuppressWarnings("rawtypes")
@Test
public void oneCache() throws Exception {
  Config conf = ConfigFactory.empty()
      .withValue("guava.cache", ConfigValueFactory.fromAnyRef(""));
  new MockUnit(Env.class)
      .run(unit -> {
        Injector injector = Guice.createInjector(binder -> {
          new GuavaCache() {
          }.configure(unit.get(Env.class), conf, binder);
        });
        injector.getInstance(RequireCache.class);

        try {
          injector.getInstance(GuavaSessionStore.class);
          fail("No session found");
        } catch (ConfigurationException ex) {
          // OK
        }
      });
}