Examples with ClassReflectionIndex org.jboss.as.server.deployment.reflect.ClassReflectionIndex used on opensource projects

Example 11 with ClassReflectionIndex

use of org.jboss.as.server.deployment.reflect.ClassReflectionIndex in project wildfly by wildfly.

the class InjectionUtils method getInjectionTarget.

public static AccessibleObject getInjectionTarget(final String injectionTargetClassName, final String injectionTargetName, final ClassLoader classLoader, final DeploymentReflectionIndex deploymentReflectionIndex) throws DeploymentUnitProcessingException {
    final Class<?> injectionTargetClass;
    try {
        injectionTargetClass = classLoader.loadClass(injectionTargetClassName);
    } catch (ClassNotFoundException e) {
        throw EeLogger.ROOT_LOGGER.cannotLoad(e, injectionTargetClassName);
    }
    final ClassReflectionIndex index = deploymentReflectionIndex.getClassIndex(injectionTargetClass);
    String methodName = "set" + injectionTargetName.substring(0, 1).toUpperCase(Locale.ENGLISH) + injectionTargetName.substring(1);
    boolean methodFound = false;
    Method method = null;
    Field field = null;
    Class<?> current = injectionTargetClass;
    while (current != Object.class && current != null && !methodFound) {
        final Collection<Method> methods = index.getAllMethods(methodName);
        for (Method m : methods) {
            if (m.getParameterTypes().length == 1) {
                if (m.isBridge() || m.isSynthetic()) {
                    continue;
                }
                if (methodFound) {
                    throw EeLogger.ROOT_LOGGER.multipleSetterMethodsFound(injectionTargetName, injectionTargetClassName);
                }
                methodFound = true;
                method = m;
            }
        }
        current = current.getSuperclass();
    }
    if (method == null) {
        current = injectionTargetClass;
        while (current != Object.class && current != null && field == null) {
            field = index.getField(injectionTargetName);
            if (field != null) {
                break;
            }
            current = current.getSuperclass();
        }
    }
    if (field == null && method == null) {
        throw EeLogger.ROOT_LOGGER.cannotResolveInjectionPoint(injectionTargetName, injectionTargetClassName);
    }
    return field != null ? field : method;
}

Example 12 with ClassReflectionIndex

use of org.jboss.as.server.deployment.reflect.ClassReflectionIndex in project wildfly by wildfly.

the class DefaultInterceptorConfigurator method configure.

public void configure(final DeploymentPhaseContext context, final ComponentDescription description, final ComponentConfiguration configuration) throws DeploymentUnitProcessingException {
    final DeploymentUnit deploymentUnit = context.getDeploymentUnit();
    final DeploymentReflectionIndex deploymentReflectionIndex = deploymentUnit.getAttachment(REFLECTION_INDEX);
    final EEApplicationClasses applicationClasses = deploymentUnit.getAttachment(Attachments.EE_APPLICATION_CLASSES_DESCRIPTION);
    final EEModuleDescription moduleDescription = deploymentUnit.getAttachment(Attachments.EE_MODULE_DESCRIPTION);
    final Module module = deploymentUnit.getAttachment(org.jboss.as.server.deployment.Attachments.MODULE);
    final boolean metadataComplete = MetadataCompleteMarker.isMetadataComplete(deploymentUnit);
    // Module stuff
    final Deque<InterceptorFactory> instantiators = new ArrayDeque<>();
    final Deque<InterceptorFactory> injectors = new ArrayDeque<>();
    final Deque<InterceptorFactory> uninjectors = new ArrayDeque<>();
    final Deque<InterceptorFactory> destructors = new ArrayDeque<>();
    final Map<String, List<InterceptorFactory>> userAroundInvokesByInterceptorClass = new HashMap<>();
    final Map<String, List<InterceptorFactory>> userAroundConstructsByInterceptorClass = new HashMap<String, List<InterceptorFactory>>();
    final Map<String, List<InterceptorFactory>> userAroundTimeoutsByInterceptorClass;
    final Map<String, List<InterceptorFactory>> userPrePassivatesByInterceptorClass;
    final Map<String, List<InterceptorFactory>> userPostActivatesByInterceptorClass;
    final Map<String, List<InterceptorFactory>> userPostConstructByInterceptorClass = new HashMap<String, List<InterceptorFactory>>();
    final Map<String, List<InterceptorFactory>> userPreDestroyByInterceptorClass = new HashMap<String, List<InterceptorFactory>>();
    final Set<MethodIdentifier> timeoutMethods = description.getTimerMethods();
    if (description.isTimerServiceRequired()) {
        userAroundTimeoutsByInterceptorClass = new HashMap<>();
    } else {
        userAroundTimeoutsByInterceptorClass = null;
    }
    if (description.isPassivationApplicable()) {
        userPrePassivatesByInterceptorClass = new HashMap<>();
        userPostActivatesByInterceptorClass = new HashMap<>();
    } else {
        userPrePassivatesByInterceptorClass = null;
        userPostActivatesByInterceptorClass = null;
    }
    //the actual component creation interceptor
    //this really belongs in DefaultComponentConfigurator, but all the other AroundConstruct chain is assembled here
    final InterceptorFactory instantiator;
    // Primary instance
    final ComponentFactory instanceFactory = configuration.getInstanceFactory();
    if (instanceFactory != null) {
        instantiator = new ImmediateInterceptorFactory(new ComponentInstantiatorInterceptor(instanceFactory, BasicComponentInstance.INSTANCE_KEY, true));
    } else {
        final ClassReflectionIndex componentClassIndex = deploymentReflectionIndex.getClassIndex(configuration.getComponentClass());
        //use the default constructor if no instanceFactory has been set
        final Constructor<?> constructor = componentClassIndex.getConstructor(EMPTY_CLASS_ARRAY);
        if (constructor == null) {
            throw EeLogger.ROOT_LOGGER.defaultConstructorNotFound(configuration.getComponentClass());
        }
        instantiator = new ImmediateInterceptorFactory(new ComponentInstantiatorInterceptor(new ConstructorComponentFactory(constructor), BasicComponentInstance.INSTANCE_KEY, true));
    }
    //all interceptors with lifecycle callbacks, in the correct order
    final List<InterceptorDescription> interceptorWithLifecycleCallbacks = new ArrayList<InterceptorDescription>();
    if (!description.isExcludeDefaultInterceptors()) {
        interceptorWithLifecycleCallbacks.addAll(description.getDefaultInterceptors());
    }
    interceptorWithLifecycleCallbacks.addAll(description.getClassInterceptors());
    for (final InterceptorDescription interceptorDescription : description.getAllInterceptors()) {
        final String interceptorClassName = interceptorDescription.getInterceptorClassName();
        final Class<?> interceptorClass;
        try {
            interceptorClass = ClassLoadingUtils.loadClass(interceptorClassName, module);
        } catch (ClassNotFoundException e) {
            throw EeLogger.ROOT_LOGGER.cannotLoadInterceptor(e, interceptorClassName);
        }
        final InterceptorEnvironment interceptorEnvironment = moduleDescription.getInterceptorEnvironment().get(interceptorClassName);
        if (interceptorEnvironment != null) {
            //if the interceptor has environment config we merge it into the components environment
            description.getBindingConfigurations().addAll(interceptorEnvironment.getBindingConfigurations());
            for (final ResourceInjectionConfiguration injection : interceptorEnvironment.getResourceInjections()) {
                description.addResourceInjection(injection);
            }
        }
        //we store the interceptor instance under the class key
        final Object contextKey = interceptorClass;
        configuration.getInterceptorContextKeys().add(contextKey);
        final ClassReflectionIndex interceptorIndex = deploymentReflectionIndex.getClassIndex(interceptorClass);
        final Constructor<?> constructor = interceptorIndex.getConstructor(EMPTY_CLASS_ARRAY);
        if (constructor == null) {
            throw EeLogger.ROOT_LOGGER.defaultConstructorNotFoundOnComponent(interceptorClassName, configuration.getComponentClass());
        }
        instantiators.addFirst(new ImmediateInterceptorFactory(new ComponentInstantiatorInterceptor(new ConstructorComponentFactory(constructor), contextKey, false)));
        destructors.addLast(new ImmediateInterceptorFactory(new ManagedReferenceReleaseInterceptor(contextKey)));
        final boolean interceptorHasLifecycleCallbacks = interceptorWithLifecycleCallbacks.contains(interceptorDescription);
        new ClassDescriptionTraversal(interceptorClass, applicationClasses) {

            @Override
            public void handle(final Class<?> clazz, EEModuleClassDescription classDescription) throws DeploymentUnitProcessingException {
                mergeInjectionsForClass(clazz, interceptorClass, classDescription, moduleDescription, deploymentReflectionIndex, description, configuration, context, injectors, contextKey, uninjectors, metadataComplete);
                final InterceptorClassDescription interceptorConfig;
                if (classDescription != null && !metadataComplete) {
                    interceptorConfig = InterceptorClassDescription.merge(classDescription.getInterceptorClassDescription(), moduleDescription.getInterceptorClassOverride(clazz.getName()));
                } else {
                    interceptorConfig = InterceptorClassDescription.merge(null, moduleDescription.getInterceptorClassOverride(clazz.getName()));
                }
                // methods, as per interceptors spec
                if (interceptorHasLifecycleCallbacks && !description.isIgnoreLifecycleInterceptors()) {
                    final MethodIdentifier postConstructMethodIdentifier = interceptorConfig.getPostConstruct();
                    handleInterceptorClass(clazz, postConstructMethodIdentifier, userPostConstructByInterceptorClass, true, true);
                    final MethodIdentifier preDestroyMethodIdentifier = interceptorConfig.getPreDestroy();
                    handleInterceptorClass(clazz, preDestroyMethodIdentifier, userPreDestroyByInterceptorClass, true, true);
                    final MethodIdentifier aroundConstructMethodIdentifier = interceptorConfig.getAroundConstruct();
                    handleInterceptorClass(clazz, aroundConstructMethodIdentifier, userAroundConstructsByInterceptorClass, true, true);
                }
                final MethodIdentifier aroundInvokeMethodIdentifier = interceptorConfig.getAroundInvoke();
                handleInterceptorClass(clazz, aroundInvokeMethodIdentifier, userAroundInvokesByInterceptorClass, false, false);
                if (description.isTimerServiceRequired()) {
                    final MethodIdentifier aroundTimeoutMethodIdentifier = interceptorConfig.getAroundTimeout();
                    handleInterceptorClass(clazz, aroundTimeoutMethodIdentifier, userAroundTimeoutsByInterceptorClass, false, false);
                }
                if (description.isPassivationApplicable()) {
                    handleInterceptorClass(clazz, interceptorConfig.getPrePassivate(), userPrePassivatesByInterceptorClass, false, false);
                    handleInterceptorClass(clazz, interceptorConfig.getPostActivate(), userPostActivatesByInterceptorClass, false, false);
                }
            }

            private void handleInterceptorClass(final Class<?> clazz, final MethodIdentifier methodIdentifier, final Map<String, List<InterceptorFactory>> classMap, final boolean changeMethod, final boolean lifecycleMethod) throws DeploymentUnitProcessingException {
                if (methodIdentifier != null) {
                    final Method method = ClassReflectionIndexUtil.findRequiredMethod(deploymentReflectionIndex, clazz, methodIdentifier);
                    if (isNotOverriden(clazz, method, interceptorClass, deploymentReflectionIndex)) {
                        final InterceptorFactory interceptorFactory = new ImmediateInterceptorFactory(new ManagedReferenceLifecycleMethodInterceptor(contextKey, method, changeMethod, lifecycleMethod));
                        List<InterceptorFactory> factories = classMap.get(interceptorClassName);
                        if (factories == null) {
                            classMap.put(interceptorClassName, factories = new ArrayList<InterceptorFactory>());
                        }
                        factories.add(interceptorFactory);
                    }
                }
            }
        }.run();
    }
    final List<InterceptorFactory> userAroundConstruct = new ArrayList<InterceptorFactory>();
    final List<InterceptorFactory> userPostConstruct = new ArrayList<InterceptorFactory>();
    final List<InterceptorFactory> userPreDestroy = new ArrayList<InterceptorFactory>();
    final List<InterceptorFactory> userPrePassivate = new ArrayList<InterceptorFactory>();
    final List<InterceptorFactory> userPostActivate = new ArrayList<InterceptorFactory>();
    //now add the lifecycle interceptors in the correct order
    for (final InterceptorDescription interceptorClass : interceptorWithLifecycleCallbacks) {
        if (userPostConstructByInterceptorClass.containsKey(interceptorClass.getInterceptorClassName())) {
            userPostConstruct.addAll(userPostConstructByInterceptorClass.get(interceptorClass.getInterceptorClassName()));
        }
        if (userAroundConstructsByInterceptorClass.containsKey(interceptorClass.getInterceptorClassName())) {
            userAroundConstruct.addAll(userAroundConstructsByInterceptorClass.get(interceptorClass.getInterceptorClassName()));
        }
        if (userPreDestroyByInterceptorClass.containsKey(interceptorClass.getInterceptorClassName())) {
            userPreDestroy.addAll(userPreDestroyByInterceptorClass.get(interceptorClass.getInterceptorClassName()));
        }
        if (description.isPassivationApplicable()) {
            if (userPrePassivatesByInterceptorClass.containsKey(interceptorClass.getInterceptorClassName())) {
                userPrePassivate.addAll(userPrePassivatesByInterceptorClass.get(interceptorClass.getInterceptorClassName()));
            }
            if (userPostActivatesByInterceptorClass.containsKey(interceptorClass.getInterceptorClassName())) {
                userPostActivate.addAll(userPostActivatesByInterceptorClass.get(interceptorClass.getInterceptorClassName()));
            }
        }
    }
    if (!injectors.isEmpty()) {
        configuration.addPostConstructInterceptors(new ArrayList<>(injectors), InterceptorOrder.ComponentPostConstruct.INTERCEPTOR_RESOURCE_INJECTION_INTERCEPTORS);
    }
    if (!instantiators.isEmpty()) {
        configuration.addPostConstructInterceptors(new ArrayList<>(instantiators), InterceptorOrder.ComponentPostConstruct.INTERCEPTOR_INSTANTIATION_INTERCEPTORS);
    }
    if (!userAroundConstruct.isEmpty()) {
        configuration.addAroundConstructInterceptors(userAroundConstruct, InterceptorOrder.AroundConstruct.INTERCEPTOR_AROUND_CONSTRUCT);
    }
    configuration.addAroundConstructInterceptor(instantiator, InterceptorOrder.AroundConstruct.CONSTRUCT_COMPONENT);
    configuration.addAroundConstructInterceptor(new ImmediateInterceptorFactory(Interceptors.getTerminalInterceptor()), InterceptorOrder.AroundConstruct.TERMINAL_INTERCEPTOR);
    if (!configuration.getAroundConstructInterceptors().isEmpty()) {
        configuration.addPostConstructInterceptor(new AroundConstructInterceptorFactory(Interceptors.getChainedInterceptorFactory(configuration.getAroundConstructInterceptors())), InterceptorOrder.ComponentPostConstruct.AROUND_CONSTRUCT_CHAIN);
    }
    if (!userPostConstruct.isEmpty()) {
        configuration.addPostConstructInterceptors(userPostConstruct, InterceptorOrder.ComponentPostConstruct.INTERCEPTOR_USER_INTERCEPTORS);
    }
    // Apply pre-destroy
    if (!uninjectors.isEmpty()) {
        configuration.addPreDestroyInterceptors(new ArrayList<>(uninjectors), InterceptorOrder.ComponentPreDestroy.INTERCEPTOR_UNINJECTION_INTERCEPTORS);
    }
    if (!destructors.isEmpty()) {
        configuration.addPreDestroyInterceptors(new ArrayList<>(destructors), InterceptorOrder.ComponentPreDestroy.INTERCEPTOR_DESTRUCTION_INTERCEPTORS);
    }
    if (!userPreDestroy.isEmpty()) {
        configuration.addPreDestroyInterceptors(userPreDestroy, InterceptorOrder.ComponentPreDestroy.INTERCEPTOR_USER_INTERCEPTORS);
    }
    if (description.isPassivationApplicable()) {
        if (!userPrePassivate.isEmpty()) {
            configuration.addPrePassivateInterceptors(userPrePassivate, InterceptorOrder.ComponentPassivation.INTERCEPTOR_USER_INTERCEPTORS);
        }
        if (!userPostActivate.isEmpty()) {
            configuration.addPostActivateInterceptors(userPostActivate, InterceptorOrder.ComponentPassivation.INTERCEPTOR_USER_INTERCEPTORS);
        }
    }
    // @AroundInvoke interceptors
    final List<InterceptorDescription> classInterceptors = description.getClassInterceptors();
    final Map<MethodIdentifier, List<InterceptorDescription>> methodInterceptors = description.getMethodInterceptors();
    if (description.isIntercepted()) {
        for (final Method method : configuration.getDefinedComponentMethods()) {
            //now add the interceptor that initializes and the interceptor that actually invokes to the end of the interceptor chain
            final MethodIdentifier identifier = MethodIdentifier.getIdentifier(method.getReturnType(), method.getName(), method.getParameterTypes());
            final List<InterceptorFactory> userAroundInvokes = new ArrayList<InterceptorFactory>();
            final List<InterceptorFactory> userAroundTimeouts = new ArrayList<InterceptorFactory>();
            // first add the default interceptors (if not excluded) to the deque
            final boolean requiresTimerChain = description.isTimerServiceRequired() && timeoutMethods.contains(identifier);
            if (!description.isExcludeDefaultInterceptors() && !description.isExcludeDefaultInterceptors(identifier)) {
                for (InterceptorDescription interceptorDescription : description.getDefaultInterceptors()) {
                    String interceptorClassName = interceptorDescription.getInterceptorClassName();
                    List<InterceptorFactory> aroundInvokes = userAroundInvokesByInterceptorClass.get(interceptorClassName);
                    if (aroundInvokes != null) {
                        userAroundInvokes.addAll(aroundInvokes);
                    }
                    if (requiresTimerChain) {
                        List<InterceptorFactory> aroundTimeouts = userAroundTimeoutsByInterceptorClass.get(interceptorClassName);
                        if (aroundTimeouts != null) {
                            userAroundTimeouts.addAll(aroundTimeouts);
                        }
                    }
                }
            }
            // now add class level interceptors (if not excluded) to the deque
            if (!description.isExcludeClassInterceptors(identifier)) {
                for (InterceptorDescription interceptorDescription : classInterceptors) {
                    String interceptorClassName = interceptorDescription.getInterceptorClassName();
                    List<InterceptorFactory> aroundInvokes = userAroundInvokesByInterceptorClass.get(interceptorClassName);
                    if (aroundInvokes != null) {
                        userAroundInvokes.addAll(aroundInvokes);
                    }
                    if (requiresTimerChain) {
                        List<InterceptorFactory> aroundTimeouts = userAroundTimeoutsByInterceptorClass.get(interceptorClassName);
                        if (aroundTimeouts != null) {
                            userAroundTimeouts.addAll(aroundTimeouts);
                        }
                    }
                }
            }
            // now add method level interceptors for to the deque so that they are triggered after the class interceptors
            List<InterceptorDescription> methodLevelInterceptors = methodInterceptors.get(identifier);
            if (methodLevelInterceptors != null) {
                for (InterceptorDescription methodLevelInterceptor : methodLevelInterceptors) {
                    String interceptorClassName = methodLevelInterceptor.getInterceptorClassName();
                    List<InterceptorFactory> aroundInvokes = userAroundInvokesByInterceptorClass.get(interceptorClassName);
                    if (aroundInvokes != null) {
                        userAroundInvokes.addAll(aroundInvokes);
                    }
                    if (requiresTimerChain) {
                        List<InterceptorFactory> aroundTimeouts = userAroundTimeoutsByInterceptorClass.get(interceptorClassName);
                        if (aroundTimeouts != null) {
                            userAroundTimeouts.addAll(aroundTimeouts);
                        }
                    }
                }
            }
            if (requiresTimerChain) {
                configuration.addComponentInterceptor(method, new UserInterceptorFactory(weaved(userAroundInvokes), weaved(userAroundTimeouts)), InterceptorOrder.Component.INTERCEPTOR_USER_INTERCEPTORS);
            } else {
                configuration.addComponentInterceptors(method, userAroundInvokes, InterceptorOrder.Component.INTERCEPTOR_USER_INTERCEPTORS);
            }
        }
    }
}

Example 13 with ClassReflectionIndex

use of org.jboss.as.server.deployment.reflect.ClassReflectionIndex in project wildfly by wildfly.

the class FieldInjectionTarget method getField.

private Field getField(final DeploymentUnit deploymentUnit) throws DeploymentUnitProcessingException {
    final String name = getName();
    final String className = getClassName();
    final Module module = deploymentUnit.getAttachment(MODULE);
    final ModuleClassLoader classLoader = module.getClassLoader();
    final DeploymentReflectionIndex reflectionIndex = deploymentUnit.getAttachment(REFLECTION_INDEX);
    final ClassReflectionIndex classIndex;
    try {
        classIndex = reflectionIndex.getClassIndex(Class.forName(className, false, classLoader));
    } catch (ClassNotFoundException e) {
        throw new DeploymentUnitProcessingException(e);
    }
    final Field field = classIndex.getField(name);
    if (field == null) {
        throw EeLogger.ROOT_LOGGER.fieldNotFound(name);
    }
    return field;
}

Example 14 with ClassReflectionIndex

use of org.jboss.as.server.deployment.reflect.ClassReflectionIndex in project wildfly by wildfly.

the class HomeViewMergingProcessor method inferRemoteInterfaceFromHome.

private String inferRemoteInterfaceFromHome(final String homeClassName, final Module module, final DeploymentReflectionIndex deploymentReflectionIndex, final SessionBeanComponentDescription description) throws ClassNotFoundException, DeploymentUnitProcessingException {
    final Class<?> homeClass = module.getClassLoader().loadClass(homeClassName);
    final ClassReflectionIndex index = deploymentReflectionIndex.getClassIndex(homeClass);
    Class<?> remote = null;
    for (final Method method : (Iterable<Method>) index.getMethods()) {
        if (method.getName().startsWith("create")) {
            if (remote != null && remote != method.getReturnType()) {
                throw EjbLogger.ROOT_LOGGER.multipleCreateMethod(homeClass);
            }
            remote = method.getReturnType();
        }
    }
    if (remote == null) {
        throw EjbLogger.ROOT_LOGGER.couldNotDetermineRemoteInterfaceFromHome(homeClassName, description.getEJBName());
    }
    return remote.getName();
}

Example 15 with ClassReflectionIndex

use of org.jboss.as.server.deployment.reflect.ClassReflectionIndex in project wildfly by wildfly.

the class HomeViewMergingProcessor method inferLocalInterfaceFromLocalHome.

private String inferLocalInterfaceFromLocalHome(final String localHomeClassName, final Module module, final DeploymentReflectionIndex deploymentReflectionIndex, final SessionBeanComponentDescription description) throws ClassNotFoundException, DeploymentUnitProcessingException {
    final Class<?> localHomeClass = module.getClassLoader().loadClass(localHomeClassName);
    final ClassReflectionIndex index = deploymentReflectionIndex.getClassIndex(localHomeClass);
    Class<?> localClass = null;
    for (final Method method : (Iterable<Method>) index.getMethods()) {
        if (method.getName().startsWith("create")) {
            if (localClass != null && localClass != method.getReturnType()) {
                throw EjbLogger.ROOT_LOGGER.multipleCreateMethod(localHomeClass);
            }
            localClass = method.getReturnType();
        }
    }
    if (localClass == null) {
        throw EjbLogger.ROOT_LOGGER.couldNotDetermineLocalInterfaceFromLocalHome(localHomeClassName, description.getEJBName());
    }
    return localClass.getName();
}