Examples with InjectionPoint com.google.inject.spi.InjectionPoint used on opensource projects

Example 26 with InjectionPoint

use of com.google.inject.spi.InjectionPoint in project roboguice by roboguice.

the class MembersInjectorStore method getInjectors.

/**
   * Returns the injectors for the specified injection points.
   */
ImmutableList<SingleMemberInjector> getInjectors(Set<InjectionPoint> injectionPoints, Errors errors) {
    List<SingleMemberInjector> injectors = Lists.newArrayList();
    for (InjectionPoint injectionPoint : injectionPoints) {
        try {
            Errors errorsForMember = injectionPoint.isOptional() ? new Errors(injectionPoint) : errors.withSource(injectionPoint);
            SingleMemberInjector injector = injectionPoint.getMember() instanceof Field ? new SingleFieldInjector(this.injector, injectionPoint, errorsForMember) : new SingleMethodInjector(this.injector, injectionPoint, errorsForMember);
            injectors.add(injector);
        } catch (ErrorsException ignoredForNow) {
        // ignored for now
        }
    }
    return ImmutableList.copyOf(injectors);
}

Example 27 with InjectionPoint

use of com.google.inject.spi.InjectionPoint in project roboguice by roboguice.

the class MembersInjectorStore method createWithListeners.

/**
   * Creates a new members injector and attaches both injection listeners and method aspects.
   */
private <T> MembersInjectorImpl<T> createWithListeners(TypeLiteral<T> type, Errors errors) throws ErrorsException {
    int numErrorsBefore = errors.size();
    Set<InjectionPoint> injectionPoints;
    try {
        injectionPoints = InjectionPoint.forInstanceMethodsAndFields(type);
    } catch (ConfigurationException e) {
        errors.merge(e.getErrorMessages());
        injectionPoints = e.getPartialValue();
    }
    ImmutableList<SingleMemberInjector> injectors = getInjectors(injectionPoints, errors);
    errors.throwIfNewErrors(numErrorsBefore);
    EncounterImpl<T> encounter = new EncounterImpl<T>(errors, injector.lookups);
    Set<TypeListener> alreadySeenListeners = Sets.newHashSet();
    for (TypeListenerBinding binding : typeListenerBindings) {
        TypeListener typeListener = binding.getListener();
        if (!alreadySeenListeners.contains(typeListener) && binding.getTypeMatcher().matches(type)) {
            alreadySeenListeners.add(typeListener);
            try {
                typeListener.hear(type, encounter);
            } catch (RuntimeException e) {
                errors.errorNotifyingTypeListener(binding, type, e);
            }
        }
    }
    encounter.invalidate();
    errors.throwIfNewErrors(numErrorsBefore);
    return new MembersInjectorImpl<T>(injector, type, encounter, injectors);
}

Example 28 with InjectionPoint

use of com.google.inject.spi.InjectionPoint in project roboguice by roboguice.

the class ProxyFactory method create.

public ConstructionProxy<T> create() throws ErrorsException {
    if (interceptors.isEmpty()) {
        return new DefaultConstructionProxyFactory<T>(injectionPoint).create();
    }
    @SuppressWarnings("unchecked") Class<? extends Callback>[] callbackTypes = new Class[callbacks.length];
    for (int i = 0; i < callbacks.length; i++) {
        if (callbacks[i] == net.sf.cglib.proxy.NoOp.INSTANCE) {
            callbackTypes[i] = net.sf.cglib.proxy.NoOp.class;
        } else {
            callbackTypes[i] = net.sf.cglib.proxy.MethodInterceptor.class;
        }
    }
    // to this injector. Otherwise, the proxies for each injector will waste PermGen memory
    try {
        Enhancer enhancer = BytecodeGen.newEnhancer(declaringClass, visibility);
        enhancer.setCallbackFilter(new IndicesCallbackFilter(methods));
        enhancer.setCallbackTypes(callbackTypes);
        return new ProxyConstructor<T>(enhancer, injectionPoint, callbacks, interceptors);
    } catch (Throwable e) {
        throw new Errors().errorEnhancingClass(declaringClass, e).toException();
    }
}

Example 29 with InjectionPoint

use of com.google.inject.spi.InjectionPoint in project roboguice by roboguice.

the class BindingBuilder method toConstructor.

public <S extends T> ScopedBindingBuilder toConstructor(Constructor<S> constructor, TypeLiteral<? extends S> type) {
    checkNotNull(constructor, "constructor");
    checkNotNull(type, "type");
    checkNotTargetted();
    BindingImpl<T> base = getBinding();
    Set<InjectionPoint> injectionPoints;
    try {
        injectionPoints = InjectionPoint.forInstanceMethodsAndFields(type);
    } catch (ConfigurationException e) {
        copyErrorsToBinder(e);
        injectionPoints = e.getPartialValue();
    }
    try {
        InjectionPoint constructorPoint = InjectionPoint.forConstructor(constructor, type);
        setBinding(new ConstructorBindingImpl<T>(base.getKey(), base.getSource(), base.getScoping(), constructorPoint, injectionPoints));
    } catch (ConfigurationException e) {
        copyErrorsToBinder(e);
    }
    return this;
}

Example 30 with InjectionPoint

use of com.google.inject.spi.InjectionPoint in project roboguice by roboguice.

the class Errors method formatSource.

public static void formatSource(Formatter formatter, Object source, ElementSource elementSource) {
    String modules = moduleSourceString(elementSource);
    if (source instanceof Dependency) {
        Dependency<?> dependency = (Dependency<?>) source;
        InjectionPoint injectionPoint = dependency.getInjectionPoint();
        if (injectionPoint != null) {
            formatInjectionPoint(formatter, dependency, injectionPoint, elementSource);
        } else {
            formatSource(formatter, dependency.getKey(), elementSource);
        }
    } else if (source instanceof InjectionPoint) {
        formatInjectionPoint(formatter, null, (InjectionPoint) source, elementSource);
    } else if (source instanceof Class) {
        formatter.format("  at %s%s%n", StackTraceElements.forType((Class<?>) source), modules);
    } else if (source instanceof Member) {
        formatter.format("  at %s%s%n", StackTraceElements.forMember((Member) source), modules);
    } else if (source instanceof TypeLiteral) {
        formatter.format("  while locating %s%s%n", source, modules);
    } else if (source instanceof Key) {
        Key<?> key = (Key<?>) source;
        formatter.format("  while locating %s%n", convert(key, elementSource));
    } else {
        formatter.format("  at %s%s%n", source, modules);
    }
}