From 24297ce1e8c026444fce145a264b30cf9cee3276 Mon Sep 17 00:00:00 2001
From: Dave Parker <dave.x.parker@gmail.com>
Date: Fri, 21 Mar 2008 15:56:50 +0000
Subject: [PATCH] Generalised JDD.equals method.

git-svn-id: https://www.prismmodelchecker.org/svn/prism/prism/trunk@709 bbc10eb1-c90d-0410-af57-cb519fbb1720
---
 prism/src/jdd/JDDNode.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/prism/src/jdd/JDDNode.java b/prism/src/jdd/JDDNode.java
index 2ae188a6..1df3ab25 100644
--- a/prism/src/jdd/JDDNode.java
+++ b/prism/src/jdd/JDDNode.java
@@ -88,9 +88,9 @@ public class JDDNode
 		return new JDDNode(DDN_GetElse(ptr));
 	}
 
-	public boolean equals(JDDNode dd)
+	public boolean equals(Object o)        
 	{
-		return ptr == dd.ptr;
+		return (o instanceof JDDNode) && (((JDDNode) o).ptr == ptr);
 	}
 	
 	public String toString()