Examples of javax.faces.context.PartialViewContext

javax.faces.context.PartialViewContext
@author Simon Lessard (latest modification by $Author: bommel $) @version $Revision: 1187700 $ $Date: 2011-10-22 14:19:37 +0200 (Sat, 22 Oct 2011) $ @since 2.0

        return this.parent;
    }


    @Override
    public PartialViewContext getPartialViewContext(FacesContext fc) {
        PartialViewContext parentContext = getWrapped().getPartialViewContext(fc);
        
        return new PrimePartialViewContext(parentContext);
    }

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    {
        if (context.getResponseComplete())
        {
            return;
        }
        PartialViewContext pContext = context.getPartialViewContext();
        
        // If PartialViewContext.isAjaxRequest() returns true
        if (pContext.isAjaxRequest())
        {
            // Perform partial rendering by calling PartialViewContext.processPartial() with PhaseId.RENDER_RESPONSE.
            //sectin 13.4.3 of the jsf2 specification
            pContext.processPartial(PhaseId.RENDER_RESPONSE);
        }
        else
        {
            // If PartialViewContext.isAjaxRequest() returns false
            // delegate to super.encodeChildren(javax.faces.context.FacesContext) method.

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            // the call to encodeAll() on every UIViewParameter here is only necessary
            // if the current request is _not_ an AJAX request, because if it was an
            // AJAX request, the call would already have happened in PartialViewContextImpl and
            // would anyway be too late here, because the state would already have been generated
            PartialViewContext partialContext = context.getPartialViewContext();
            if (!partialContext.isAjaxRequest())
            {
                ViewDeclarationLanguage vdl = context.getApplication().getViewHandler().getViewDeclarationLanguage(context, getViewId());
                if (vdl != null)
                {
                    // If the current view has view parameters, as indicated by a non-empty and non-UnsupportedOperationException throwing

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    @Override
    public boolean getRendersChildren()
    {
        // Call UIComponentBase.getRendersChildren() 
        // If PartialViewContext.isAjaxRequest()  returns true this method must return true.
        PartialViewContext context = getFacesContext().getPartialViewContext();


        return (context.isAjaxRequest()) ? true : super.getRendersChildren();
    }

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    private static class ApplyRequestValuesPhaseProcessor implements PhaseProcessor
    {
        public void process(FacesContext context, UIViewRoot root)
        {
            PartialViewContext pvc = context.getPartialViewContext();
            // Perform partial processing by calling PartialViewContext.processPartial(javax.faces.event.PhaseId) with PhaseId.UPDATE_MODEL_VALUES if:
            //   * PartialViewContext.isPartialRequest() returns true and we don't have a request to process all components in the view (PartialViewContext.isExecuteAll() returns false)
            //section 13.4.2 from the  JSF2  spec also see https://issues.apache.org/jira/browse/MYFACES-2119
            if (pvc.isPartialRequest() && !pvc.isExecuteAll())
            {
                pvc.processPartial(PhaseId.APPLY_REQUEST_VALUES);
            }
            // Perform full processing by calling UIComponentBase.processUpdates(javax.faces.context.FacesContext) if one of the following conditions are met:
            // *   PartialViewContext.isPartialRequest() returns true and we have a request to process all components in the view (PartialViewContext.isExecuteAll() returns true)
            // *   PartialViewContext.isPartialRequest() returns false
            else

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    private static class ProcessValidatorPhaseProcessor implements PhaseProcessor
    {
        public void process(FacesContext context, UIViewRoot root)
        {
            PartialViewContext pvc = context.getPartialViewContext();
            // Perform partial processing by calling PartialViewContext.processPartial(javax.faces.event.PhaseId) with PhaseId.UPDATE_MODEL_VALUES if:
            // PartialViewContext.isPartialRequest() returns true and we don't have a request to process all components in the view (PartialViewContext.isExecuteAll() returns false)
            //section 13.4.2 from the  JSF2  spec also see https://issues.apache.org/jira/browse/MYFACES-2119
            if (pvc.isPartialRequest() && !pvc.isExecuteAll())
            {
                pvc.processPartial(PhaseId.PROCESS_VALIDATIONS);
            }
            // Perform full processing by calling UIComponentBase.processUpdates(javax.faces.context.FacesContext) if one of the following conditions are met:
            // *   PartialViewContext.isPartialRequest() returns true and we have a request to process all components in the view (PartialViewContext.isExecuteAll() returns true)
            // *   PartialViewContext.isPartialRequest() returns false
            else

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    private static class UpdateModelPhaseProcessor implements PhaseProcessor
    {
        public void process(FacesContext context, UIViewRoot root)
        {
            PartialViewContext pvc = context.getPartialViewContext();
            // Perform partial processing by calling PartialViewContext.processPartial(javax.faces.event.PhaseId) with PhaseId.UPDATE_MODEL_VALUES if:
            //   * PartialViewContext.isPartialRequest() returns true and we don't have a request to process all components in the view (PartialViewContext.isExecuteAll() returns false)
            //section 13.4.2 from the JSF2 spec also see https://issues.apache.org/jira/browse/MYFACES-2119
            if (pvc.isPartialRequest() && !pvc.isExecuteAll())
            {
                pvc.processPartial(PhaseId.UPDATE_MODEL_VALUES);
            }
            // Perform full processing by calling UIComponentBase.processUpdates(javax.faces.context.FacesContext) if one of the following conditions are met:
            // *   PartialViewContext.isPartialRequest() returns true and we have a request to process all components in the view (PartialViewContext.isExecuteAll() returns true)
            // *   PartialViewContext.isPartialRequest() returns false
            else

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                // JSF 2.0 the javadoc of handleNavigation() says something like this 
                // "...If the view has changed after an application action, call
                // PartialViewContext.setRenderAll(true)...". The effect is that ajax requests
                // are included on navigation.
                PartialViewContext partialViewContext = facesContext.getPartialViewContext();
                String viewId = facesContext.getViewRoot() != null ? facesContext.getViewRoot().getViewId() : null;
                if ( partialViewContext.isPartialRequest() && 
                     !partialViewContext.isRenderAll() && 
                     toViewId != null &&
                     !toViewId.equals(viewId))
                {
                    partialViewContext.setRenderAll(true);
                }
                
                // JSF 2.0 Spec call Flash.setRedirect(true) to notify Flash scope and take proper actions
                externalContext.getFlash().setRedirect(true);
                try
                {
                    externalContext.redirect(redirectPath);
                    facesContext.responseComplete();
                }
                catch (IOException e)
                {
                    throw new FacesException(e.getMessage(), e);
                }
            }
            else
            {
                ViewHandler viewHandler = facesContext.getApplication().getViewHandler();
                //create new view
                String newViewId = navigationCase.getToViewId(facesContext);
                // JSF 2.0 the javadoc of handleNavigation() says something like this 
                // "...If the view has changed after an application action, call
                // PartialViewContext.setRenderAll(true)...". The effect is that ajax requests
                // are included on navigation.
                PartialViewContext partialViewContext = facesContext.getPartialViewContext();
                String viewId = facesContext.getViewRoot() != null ? facesContext.getViewRoot().getViewId() : null;
                if ( partialViewContext.isPartialRequest() && 
                     !partialViewContext.isRenderAll() && 
                     newViewId != null &&
                     !newViewId.equals(viewId))
                {
                    partialViewContext.setRenderAll(true);
                }


                if (facesContext.getViewRoot() != null)
                {
                    if (facesContext.getViewRoot().getAttributes().containsKey("oam.CALL_PRE_DISPOSE_VIEW"))

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    @Override
    public void redirect(final String url) throws IOException
    {
        FacesContext facesContext = getCurrentFacesContext();
        PartialViewContext partialViewContext = facesContext.getPartialViewContext(); 
        if (partialViewContext.isPartialRequest())
        {
            PartialResponseWriter writer = partialViewContext.getPartialResponseWriter();
            this.setResponseContentType("text/xml");
            this.setResponseCharacterEncoding("UTF-8");
            this.addResponseHeader("Cache-control", "no-cache");
            writer.startDocument();
            writer.redirect(url);

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                // JSF 2.0 the javadoc of handleNavigation() says something like this 
                // "...If the view has changed after an application action, call
                // PartialViewContext.setRenderAll(true)...". The effect is that ajax requests
                // are included on navigation.
                PartialViewContext partialViewContext = facesContext.getPartialViewContext();
                String viewId = facesContext.getViewRoot() != null ? facesContext.getViewRoot().getViewId() : null;
                if ( partialViewContext.isPartialRequest() && 
                     !partialViewContext.isRenderAll() && 
                     toViewId != null &&
                     !toViewId.equals(viewId))
                {
                    partialViewContext.setRenderAll(true);
                }


                // Dispose view if the view has been marked as disposable by default action listener
                ViewPoolProcessor processor = ViewPoolProcessor.getInstance(facesContext);
                if (processor != null && 
                    processor.isViewPoolEnabledForThisView(facesContext, facesContext.getViewRoot()))
                {
                    processor.disposeView(facesContext, facesContext.getViewRoot());
                }
                
                // JSF 2.0 Spec call Flash.setRedirect(true) to notify Flash scope and take proper actions
                externalContext.getFlash().setRedirect(true);
                try
                {
                    externalContext.redirect(redirectPath);
                    facesContext.responseComplete();
                }
                catch (IOException e)
                {
                    throw new FacesException(e.getMessage(), e);
                }
            }
            else
            {
                ViewHandler viewHandler = facesContext.getApplication().getViewHandler();
                //create new view
                String newViewId = navigationCase.getToViewId(facesContext);


                // JSF 2.0 the javadoc of handleNavigation() says something like this 
                // "...If the view has changed after an application action, call
                // PartialViewContext.setRenderAll(true)...". The effect is that ajax requests
                // are included on navigation.
                PartialViewContext partialViewContext = facesContext.getPartialViewContext();
                String viewId = facesContext.getViewRoot() != null ? facesContext.getViewRoot().getViewId() : null;
                if ( partialViewContext.isPartialRequest() && 
                     !partialViewContext.isRenderAll() && 
                     newViewId != null &&
                     !newViewId.equals(viewId))
                {
                    partialViewContext.setRenderAll(true);
                }


                if (facesContext.getViewRoot() != null &&
                    facesContext.getViewRoot().getAttributes().containsKey("oam.CALL_PRE_DISPOSE_VIEW"))
                {

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