From 67e4f11fdb67f60d0d8c2b0d8cec1cdf8a95c03e Mon Sep 17 00:00:00 2001
From: hns <hannesw@gmail.com>
Date: Wed, 21 Jan 2004 16:53:06 +0000
Subject: [PATCH] Return an unmodifiable collection in getPrototypes() to
 prevent major damage

---
 src/helma/framework/core/TypeManager.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/helma/framework/core/TypeManager.java b/src/helma/framework/core/TypeManager.java
index 498dc494..ffcfae67 100644
--- a/src/helma/framework/core/TypeManager.java
+++ b/src/helma/framework/core/TypeManager.java
@@ -301,7 +301,7 @@ public final class TypeManager {
      * @return a collection containing the prototypes
      */
     public Collection getPrototypes() {
-        return prototypes.values();
+        return Collections.unmodifiableCollection(prototypes.values());
     }
 
     /**