Java Code Examples for javax.enterprise.inject.spi.BeanManager#createInjectionTarget()

public SpringCDIBean(SpringBean sb, Type targetType, BeanManager beanManager) {
    this.annotation = sb;
    this.targetType = targetType;
    this.name = sb.name();
    if ("".equals(name.trim())) {
        name = generateName();
    }
    
    AnnotatedType<Object> at = beanManager.createAnnotatedType(Object.class);
    injectionTarget = beanManager.createInjectionTarget(at);
    
    if (targetType instanceof ParameterizedType) {
        rawType = (Class<?>) ((ParameterizedType) targetType).getRawType();
    } else {
        rawType = (Class<?>) targetType;
    }
}
 

@Override
public void newInstance(final Object o) throws IllegalAccessException, InvocationTargetException, NamingException {
    if (WebBeansConfigurationListener.class.isInstance(o) || o.getClass().getName().startsWith("org.apache.catalina.servlets.")) {
        return;
    }

    final BeanManager bm = CDI.current().getBeanManager();
    final AnnotatedType<?> annotatedType = bm.createAnnotatedType(o.getClass());
    final InjectionTarget injectionTarget = bm.createInjectionTarget(annotatedType);
    final CreationalContext<Object> creationalContext = bm.createCreationalContext(null);
    injectionTarget.inject(o, creationalContext);
    try {
        injectionTarget.postConstruct(o);
    } catch (final RuntimeException e) {
        creationalContext.release();
        throw e;
    }
    destroyables.put(o, () -> {
        try {
            injectionTarget.preDestroy(o);
        } finally {
            creationalContext.release();
        }
    });
}
 

protected void addHelper(final @Observes AfterBeanDiscovery afterBeanDiscovery,
                         final BeanManager bm)
{
    if (!needHelper) {
        return;
    }
    /* CDI >= 1.1 only. Actually we shouldn't go here with CDI 1.1 since we defined the annotated type for the helper
    final AnnotatedType<CDIJCacheHelper> annotatedType = bm.createAnnotatedType(CDIJCacheHelper.class);
    final BeanAttributes<CDIJCacheHelper> beanAttributes = bm.createBeanAttributes(annotatedType);
    final InjectionTarget<CDIJCacheHelper> injectionTarget = bm.createInjectionTarget(annotatedType);
    final Bean<CDIJCacheHelper> bean = bm.createBean(beanAttributes, CDIJCacheHelper.class, new InjectionTargetFactory<CDIJCacheHelper>() {
        @Override
        public InjectionTarget<CDIJCacheHelper> createInjectionTarget(Bean<CDIJCacheHelper> bean) {
            return injectionTarget;
        }
    });
    */
    final AnnotatedType<CDIJCacheHelper> annotatedType = bm.createAnnotatedType(CDIJCacheHelper.class);
    final InjectionTarget<CDIJCacheHelper> injectionTarget = bm.createInjectionTarget(annotatedType);
    final HelperBean bean = new HelperBean(annotatedType, injectionTarget, findIdSuffix());
    afterBeanDiscovery.addBean(bean);
}
 

public DeltaSpikeProxyContextualLifecycle(Class<T> targetClass,
                                          Class<H> delegateInvocationHandlerClass,
                                          DeltaSpikeProxyFactory proxyFactory,
                                          BeanManager beanManager)
{
    this.targetClass = targetClass;
    this.delegateInvocationHandlerClass = delegateInvocationHandlerClass;
    this.proxyClass = proxyFactory.getProxyClass(beanManager, targetClass);
    this.delegateMethods = proxyFactory.getDelegateMethods(targetClass);
    this.beanManager = beanManager;
    
    if (!targetClass.isInterface())
    {
        AnnotatedType<T> annotatedType = beanManager.createAnnotatedType(this.targetClass);
        this.injectionTarget = beanManager.createInjectionTarget(annotatedType);
    }
}
 

/**
 * Performs dependency injection on an instance. Useful for instances which aren't managed by CDI.
 * <p/>
 * <b>Attention:</b><br/>
 * The resulting instance isn't managed by CDI; only fields annotated with @Inject get initialized.
 *
 * @param instance current instance
 * @param <T>      current type
 *
 * @return instance with injected fields (if possible - or null if the given instance is null)
 */
@SuppressWarnings("unchecked")
public static <T> T injectFields(T instance)
{
    if (instance == null)
    {
        return null;
    }

    BeanManager beanManager = getBeanManager();

    CreationalContext<T> creationalContext = beanManager.createCreationalContext(null);

    AnnotatedType<T> annotatedType = beanManager.createAnnotatedType((Class<T>) instance.getClass());
    InjectionTarget<T> injectionTarget = beanManager.createInjectionTarget(annotatedType);
    injectionTarget.inject(instance, creationalContext);
    return instance;
}
 

/**
 * Perform CDI injection on the non-managed object {@code bean}.
 */
public static void injectFields(Object bean) {
    if (instance == null) {
        throw new IllegalStateException("BeanManager is null. Cannot perform injection.");
    }
    
    BeanManager beanManager = instance.getBeanManager();
    CreationalContext creationalContext = beanManager.createCreationalContext(null);
    AnnotatedType annotatedType = beanManager.createAnnotatedType(bean.getClass());
    InjectionTarget injectionTarget = beanManager.createInjectionTarget(annotatedType);
    // noinspection unchecked
    injectionTarget.inject(bean, creationalContext);
}
 

public <T> AutoCloseable inject(final T instance) {
    final BeanManager bm = CDI.current().getBeanManager();
    final AnnotatedType<?> annotatedType = bm.createAnnotatedType(instance.getClass());
    final InjectionTarget injectionTarget = bm.createInjectionTarget(annotatedType);
    final CreationalContext<Object> creationalContext = bm.createCreationalContext(null);
    injectionTarget.inject(instance, creationalContext);
    return creationalContext::release;
}
 

private static CreationalContext<Object> doInject(final Object instance) {
    final BeanManager bm = CDI.current().getBeanManager();
    final AnnotatedType<?> annotatedType = bm.createAnnotatedType(instance.getClass());
    final InjectionTarget injectionTarget = bm.createInjectionTarget(annotatedType);
    final CreationalContext<Object> creationalContext = bm.createCreationalContext(null);
    injectionTarget.inject(instance, creationalContext);
    return creationalContext;
}
 

public static CreationalContext<?> inject(final Object testInstance) {
    if (testInstance == null) {
        return null;
    }
    final BeanManager bm = CDI.current().getBeanManager();
    final AnnotatedType<?> annotatedType = bm.createAnnotatedType(testInstance.getClass());
    final InjectionTarget injectionTarget = bm.createInjectionTarget(annotatedType);
    final CreationalContext<?> creationalContext = bm.createCreationalContext(null);
    injectionTarget.inject(testInstance, creationalContext);
    return creationalContext;
}
 

public void injectBus(@Observes final AfterBeanDiscovery event, final BeanManager beanManager) {
    if (!hasBus) {
        final AnnotatedType< ExtensionManagerBus > busAnnotatedType =
            beanManager.createAnnotatedType(ExtensionManagerBus.class);

        final InjectionTarget<ExtensionManagerBus> busInjectionTarget =
            beanManager.createInjectionTarget(busAnnotatedType);
        event.addBean(new CdiBusBean(busInjectionTarget));
    }

    if (applicationBeans.isEmpty() && !serviceBeans.isEmpty()) {
        final DefaultApplicationBean applicationBean = new DefaultApplicationBean();
        applicationBeans.add(applicationBean);
        event.addBean(applicationBean);
    } else {
        // otherwise will be ambiguous since we scanned it with default qualifier already
        existingStandardClasses.add(Application.class.getName());
    }

    // always add the standard context classes
    InjectionUtils.STANDARD_CONTEXT_CLASSES.stream()
            .map(this::toClass)
            .filter(Objects::nonNull)
            .forEach(contextTypes::add);
    // add custom contexts
    contextTypes.addAll(getCustomContextClasses());
    // register all of the context types
    contextTypes.forEach(
        t -> event.addBean(new ContextProducerBean(t, !existingStandardClasses.contains(t.getTypeName()))));
}
 

SyntheticBean(BeanManager manager, Class<T> clazz, String name, String description) {
    AnnotatedType<T> annotatedType = manager.createAnnotatedType(clazz);
    this.clazz = clazz;
    this.name = name;
    this.description = description;
    this.types = annotatedType.getTypeClosure();
    this.target = manager.createInjectionTarget(annotatedType);
}