public  void execute(FacesContext facesContext) throws FacesException 
{
    // ---------------------------------------------------------- Public Methods
        if (LOGGER.isLoggable(Level.FINE)) {
            LOGGER.fine("Entering RenderResponsePhase");
        }
        if (LOGGER.isLoggable(Level.FINE)) {
            LOGGER.fine("About to render view " +
                 facesContext.getViewRoot().getViewId());
        }
        try {
            //Setup message display LOGGER.
            if (LOGGER.isLoggable(Level.INFO)) {
                Iterator< String > clientIdIter = facesContext.getClientIdsWithMessages();
                //If Messages are queued
                if (clientIdIter.hasNext()) {
                    Set< String > clientIds = new HashSet< String >();
                    //Copy client ids to set of clientIds pending display.
                    while (clientIdIter.hasNext()) {
                        clientIds.add(clientIdIter.next());
                    }
                    RequestStateManager.set(facesContext,
                                            RequestStateManager.CLIENT_ID_MESSAGES_NOT_DISPLAYED,
                                            clientIds);
                }
            }
            //render the view
            facesContext.getApplication().getViewHandler().
                 renderView(facesContext, facesContext.getViewRoot());
            //display results of message display LOGGER
            if (LOGGER.isLoggable(Level.INFO) &&
                 RequestStateManager.containsKey(facesContext,
                                                 RequestStateManager.CLIENT_ID_MESSAGES_NOT_DISPLAYED)) {
                //remove so Set does not get modified when displaying messages.
                Set< String > clientIds = TypedCollections.dynamicallyCastSet(
                     (Set) RequestStateManager.remove(facesContext,
                                                      RequestStateManager.CLIENT_ID_MESSAGES_NOT_DISPLAYED),
                     String.class);
                if (!clientIds.isEmpty()) {
                    //Display each message possibly not displayed.
                    StringBuilder builder = new StringBuilder();
                    for (String clientId : clientIds) {
                        Iterator< FacesMessage > messages = facesContext.getMessages(clientId);
                        while (messages.hasNext()) {
                            FacesMessage message = messages.next();
                            builder.append("\n");
                            builder.append("sourceId=").append(clientId);
                            builder.append("[severity=(").append(message.getSeverity());
                            builder.append("), summary=(").append(message.getSummary());
                            builder.append("), detail=(").append(message.getDetail()).append(")]");
                        }
                    }
                    LOGGER.log(Level.INFO, "jsf.non_displayed_message", builder.toString());
                }
            }
        } catch (IOException e) {
            throw new FacesException(e.getMessage(), e);
        }
        if (LOGGER.isLoggable(Level.FINE)) {
            LOGGER.fine("Exiting RenderResponsePhase");
        }
}

 public PhaseId getId() 
{
        return PhaseId.RENDER_RESPONSE;
}