From e96df951838753140867b608041fbd832ace7065 Mon Sep 17 00:00:00 2001
From: Maxim Mossienko <Maxim.Mossienko@jetbrains.com>
Date: Sat, 15 Jan 2005 18:56:17 +0300
Subject: [PATCH] external validator for XmlElementDescriptor, ep. 2

---
 .../codeInsight/daemon/impl/analysis/XmlHighlightVisitor.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/source/com/intellij/codeInsight/daemon/impl/analysis/XmlHighlightVisitor.java b/source/com/intellij/codeInsight/daemon/impl/analysis/XmlHighlightVisitor.java
index da738ee57df6..7f5bf02f9cf1 100644
--- a/source/com/intellij/codeInsight/daemon/impl/analysis/XmlHighlightVisitor.java
+++ b/source/com/intellij/codeInsight/daemon/impl/analysis/XmlHighlightVisitor.java
@@ -473,7 +473,9 @@ public class XmlHighlightVisitor extends PsiElementVisitor{
 
     if (elementDescriptor instanceof Validator) {
       final String s = ((Validator)elementDescriptor).validate(tag);
-      myResult.add(HighlightInfo.createHighlightInfo(HighlightInfoType.WRONG_REF,tag,s));
+      if (s!=null && s.length() > 0) {
+        myResult.add(HighlightInfo.createHighlightInfo(HighlightInfoType.WRONG_REF,tag,s));
+      }
     }
   }