From d4dd76a8821efae59cde94c6d12bff7dc0bc8e2d Mon Sep 17 00:00:00 2001
From: Antoine Levy-Lambert <antoine@apache.org>
Date: Tue, 22 Apr 2003 23:33:32 +0000
Subject: [PATCH] fix because of class cast exception detected

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@274502 13f79535-47bb-0310-9956-ffa450edef68
---
 src/main/org/apache/tools/ant/types/ZipFileSet.java | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/main/org/apache/tools/ant/types/ZipFileSet.java b/src/main/org/apache/tools/ant/types/ZipFileSet.java
index 65b16c7d4..05c1c28b2 100644
--- a/src/main/org/apache/tools/ant/types/ZipFileSet.java
+++ b/src/main/org/apache/tools/ant/types/ZipFileSet.java
@@ -295,7 +295,10 @@ public class ZipFileSet extends FileSet {
         }
 
         Object o = getRefid().getReferencedObject(p);
-        if (!(o instanceof ZipFileSet) && !(o instanceof FileSet)) {
+        if (o instanceof FileSet) {
+           return (AbstractFileSet)(new ZipFileSet((FileSet)o));
+        }
+        else if (!(o instanceof ZipFileSet)) {
             String msg = getRefid().getRefId() + " doesn\'t denote a zipfileset or a fileset";
             throw new BuildException(msg);
         } else {