Examples of javax.enterprise.context.spi.Contextual

javax.enterprise.context.spi.Contextual
Each webbeans instance that is contained in the Context must be defined as Contextual. This interface defines the creating and destroying of the webbeans instances that are contained in the its {@link Context} instance. @param < T> type of the webbeans component @see Context @version $Rev: 815435 $ $Date: 2009-09-15 14:18:44 -0400 (Tue, 15 Sep 2009) $

        assert(!flowScopedBeanMap.isEmpty());
        assert(!creationalMap.isEmpty());
        List<Contextual<?>> flowScopedBeansToRemove = new ArrayList<Contextual<?>>();
        
        for (Entry<Contextual<?>, Object> entry : flowScopedBeanMap.entrySet()) {
            Contextual owner = entry.getKey();
            Object bean = entry.getValue();
            CreationalContext creational = creationalMap.get(owner);
            
            owner.destroy(bean, creational);
            flowScopedBeansToRemove.add(owner);
        }
        
        for (Contextual<?> cur : flowScopedBeansToRemove) {
            flowScopedBeanMap.remove(cur);

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         if ((componentInstanceMap != null) && (creationalContextMap != null))
         {
            for (Entry<Contextual<?>, Object> componentEntry : componentInstanceMap.entrySet())
            {
               Contextual contextual = componentEntry.getKey();
               Object instance = componentEntry.getValue();
               CreationalContext creational = creationalContextMap.get(contextual);


               contextual.destroy(instance, creational);
            }
         }
      }


      context = event.getNewProject();

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      if ((componentInstanceMap != null) && (creationalContextMap != null))
      {
         for (Entry<Contextual<?>, Object> componentEntry : componentInstanceMap.entrySet())
         {
            Contextual contextual = componentEntry.getKey();
            Object instance = componentEntry.getValue();
            CreationalContext creational = creationalContextMap.get(contextual);


            contextual.destroy(instance, creational);
         }
      }
   }

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        for (Entry<String, Object> entry : flowScopedBeanMap.entrySet()) {
            String passivationCapableId = entry.getKey();
            if (FLOW_SCOPE_MAP_KEY.equals(passivationCapableId)) {
                continue;
            }
            Contextual owner = beanManager.getPassivationCapableBean(passivationCapableId);
            Object bean = entry.getValue();
            CreationalContext creational = creationalMap.get(passivationCapableId);
            
            owner.destroy(bean, creational);
            flowScopedBeansToRemove.add(passivationCapableId);
        }
        
        for (String cur : flowScopedBeansToRemove) {
            flowScopedBeanMap.remove(cur);

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        ArrayList<String> removalNameList = new ArrayList<String>();


        if (contextMap != null) {
            for (Map.Entry<String, ViewScopeContextObject> entry : contextMap.entrySet()) {
                String passivationCapableId = entry.getKey();
                Contextual contextual = beanManager.getPassivationCapableBean(passivationCapableId);
                
                ViewScopeContextObject contextObject = entry.getValue();
                CreationalContext creationalContext = beanManager.createCreationalContext(contextual);
                // We can no longer get this from the contextObject. Instead we must call
                // beanManager.createCreationalContext(contextual)
                contextual.destroy(viewMap.get(contextObject.getName()), creationalContext);
                removalNameList.add(contextObject.getName());
            }


            Iterator<String> removalNames = removalNameList.iterator();
            while (removalNames.hasNext()) {

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                new HashMap<Object, ContextualInstanceInfo<?>>(storage.getStorage());
        storage.getStorage().clear();


        for (Map.Entry<Object, ContextualInstanceInfo<?>> entry : contextMap.entrySet())
        {
            Contextual bean = storage.getBean(entry.getKey());


            ContextualInstanceInfo<?> contextualInstanceInfo = entry.getValue();
            destroyBean(bean, contextualInstanceInfo);
        }
        return contextMap;

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        {
            for (Map.Entry<Object, ContextualInstanceInfo<?>> storageEntry : storage.getStorage().entrySet())
            {
                if (!viewAccessBeanAccessHistory.getAccessedBeans().contains((String) storageEntry.getKey()))
                {
                    Contextual bean = storage.getBean(storageEntry.getKey());
                    AbstractContext.destroyBean(bean, storageEntry.getValue());
                    storage.getStorage().remove(storageEntry.getKey()); //ok due to ConcurrentHashMap
                }
            }
        }

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    private void destroyBeans(Map<String, Object> viewMap, Map<Contextual, ViewScopeContextObject> contextMap) {
        ArrayList<String> removalNameList = new ArrayList<String>();


        if (contextMap != null) {
            for (Map.Entry<Contextual, ViewScopeContextObject> entry : contextMap.entrySet()) {
                Contextual contextual = entry.getKey();
                ViewScopeContextObject contextObject = entry.getValue();
                CreationalContext creationalContext = contextObject.getCreationalContext();
                contextual.destroy(viewMap.get(contextObject.getName()), creationalContext);
                removalNameList.add(contextObject.getName());
            }


            Iterator<String> removalNames = removalNameList.iterator();
            while (removalNames.hasNext()) {

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        assert(!flowScopedBeanMap.isEmpty());
        assert(!creationalMap.isEmpty());
        List<Contextual<?>> flowScopedBeansToRemove = new ArrayList<Contextual<?>>();
        
        for (Entry<Contextual<?>, Object> entry : flowScopedBeanMap.entrySet()) {
            Contextual owner = entry.getKey();
            Object bean = entry.getValue();
            CreationalContext creational = creationalMap.get(owner);
            
            owner.destroy(bean, creational);
            flowScopedBeansToRemove.add(owner);
        }
        
        for (Contextual<?> cur : flowScopedBeansToRemove) {
            flowScopedBeanMap.remove(cur);

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  @SuppressWarnings({ "rawtypes", "unchecked" })
  public void clearInstances(){
    BeanStore store = getStore();
    if (store!=null){
      for (String id : store){
        Contextual contextual = getContextualStore().getContextual(id);
        Object instance = store.getInstance(id);
        CreationalContext creationalContext = store.getCreationalContext(id);
        
        if (contextual!=null && instance!=null){
          contextual.destroy(instance, creationalContext);
        }
      }
    }
  }

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