From c0aa792db8b4a5aa1ede41d912e2568c7e76cf24 Mon Sep 17 00:00:00 2001
From: unknown <Dmitry.Avdeev@.Labs.IntelliJ.Net>
Date: Thu, 8 Oct 2009 11:29:01 +0400
Subject: [PATCH] recursion guard in WrappingConverter

---
 .../src/com/intellij/util/xml/WrappingConverter.java      | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/xml/dom-openapi/src/com/intellij/util/xml/WrappingConverter.java b/xml/dom-openapi/src/com/intellij/util/xml/WrappingConverter.java
index d6b71ebc2917..eb037818e8d9 100644
--- a/xml/dom-openapi/src/com/intellij/util/xml/WrappingConverter.java
+++ b/xml/dom-openapi/src/com/intellij/util/xml/WrappingConverter.java
@@ -63,9 +63,15 @@ public abstract class WrappingConverter extends Converter<Object> {
 
   public static Converter getDeepestConverter(final Converter converter, final GenericDomValue domValue) {
     Converter cur = converter;
-    for (Converter next; cur instanceof WrappingConverter; cur = next) {
+    Converter next;
+    int guard = 0;
+    while (cur instanceof WrappingConverter) {
       next = ((WrappingConverter)cur).getConverter(domValue);
       if (next == null) break;
+      cur = next;
+      if (guard++ > 10) {
+        throw new RuntimeException("Too deep wrapping for " + converter);
+      }
     }
     return cur;
   }