#fixed code
                             @Override
	public void processAction(ActionEvent event) throws AbortProcessingException {
		FacesContext context = FacesContext.getCurrentInstance();
		PartialViewContext partialViewContext = context.getPartialViewContext();

		if (partialViewContext.isAjaxRequest()) {
			Collection<String> renderIds = getRenderIds(partialViewContext);
			Collection<String> executeIds = partialViewContext.getExecuteIds();

			if (!renderIds.isEmpty() && !renderIds.containsAll(executeIds)) {
				resetEditableValueHolders(VisitContext.createVisitContext(
					context, renderIds, VISIT_HINTS), context.getViewRoot(), executeIds);
			}
		}

		if (wrapped != null && event != null) {
			wrapped.processAction(event);
		}
	}
#vulnerable code 
                             @Override
	public void processAction(ActionEvent event) throws AbortProcessingException {
		FacesContext context = FacesContext.getCurrentInstance();
		PartialViewContext partialViewContext = context.getPartialViewContext();

		if (partialViewContext.isAjaxRequest()) {
			Collection<String> renderIds = getRenderIds(partialViewContext);
			Collection<String> executeIds = partialViewContext.getExecuteIds();

			if (!renderIds.isEmpty() && !renderIds.containsAll(executeIds)) {
				final Set<EditableValueHolder> inputs = new HashSet<EditableValueHolder>();

				// First find all to be rendered inputs in the current view and add them to the set.
				findAndAddEditableValueHolders(VisitContext.createVisitContext(
					context, renderIds, VISIT_HINTS), context.getViewRoot(), inputs);

				// Then find all executed inputs in the current form and remove them from the set.
				findAndRemoveEditableValueHolders(VisitContext.createVisitContext(
					context, executeIds, VISIT_HINTS), Components.getCurrentForm(), inputs);

				// The set now contains inputs which are to be rendered, but which are not been executed. Reset them.
				for (EditableValueHolder input : inputs) {
					input.resetValue();
				}
			}
		}

		if (wrapped != null && event != null) {
			wrapped.processAction(event);
		}
	} 
                            #location 18 
                            #vulnerability type NULL_DEREFERENCE