public void showParameterInfo(@NotNull PsiElement element, CreateParameterInfoContext context) {
   ResolveResult[] variants = ResolveResult.EMPTY_ARRAY;
   if (element instanceof PsiPolyVariantReference) {
     variants = ((PsiPolyVariantReference) element).multiResolve(true);
     if (variants.length != 0) {
       context.setItemsToShow(
           ContainerUtil.map2Array(
               variants,
               CfmlFunctionDescription.class,
               new Function<ResolveResult, CfmlFunctionDescription>() {
                 public CfmlFunctionDescription fun(ResolveResult resolveResult) {
                   final PsiElement element1 = resolveResult.getElement();
                   if (CfmlPsiUtil.isFunctionDefinition(element1)) {
                     CfmlFunction function = CfmlPsiUtil.getFunctionDefinition(element1);
                     if (function != null) {
                       return function.getFunctionInfo();
                     }
                   } else if (element1 instanceof PsiMethod) {
                     PsiMethod function = (PsiMethod) element1;
                     CfmlFunctionDescription javaMethodDescr =
                         new CfmlFunctionDescription(
                             function.getName(), function.getReturnType().getPresentableText());
                     final PsiParameter[] psiParameters =
                         function.getParameterList().getParameters();
                     final int paramsNum = psiParameters.length;
                     for (int i = 0; i < paramsNum; i++) {
                       PsiParameter psiParameter = psiParameters[i];
                       javaMethodDescr.addParameter(
                           new CfmlFunctionDescription.CfmlParameterDescription(
                               psiParameter.getName(),
                               psiParameter.getType().getPresentableText(),
                               true));
                     }
                     return javaMethodDescr;
                   }
                   return null;
                 }
               }));
       context.showHint(element, element.getTextRange().getStartOffset(), this);
       return;
     }
   }
   if (element instanceof CfmlReferenceExpression) {
     String functionName = element.getText().toLowerCase();
     if (ArrayUtil.find(
             CfmlLangInfo.getInstance(element.getProject()).getPredefinedFunctionsLowCase(),
             functionName)
         != -1) {
       context.setItemsToShow(
           new Object[] {
             CfmlLangInfo.getInstance(element.getProject())
                 .getFunctionParameters()
                 .get(functionName)
           });
       context.showHint(element, element.getTextRange().getStartOffset(), this);
     }
   }
 }
 public PsiElement findElementForParameterInfo(CreateParameterInfoContext context) {
   return findAnchorElement(context.getEditor().getCaretModel().getOffset(), context.getFile());
 }