Index: URLName.java
===================================================================
RCS file: /home/cvspublic/incubator-geronimo/specs/javamail/src/java/javax/mail/URLName.java,v
retrieving revision 1.4
diff -u -r1.4 URLName.java
--- URLName.java	19 Aug 2003 02:39:02 -0000	1.4
+++ URLName.java	19 Aug 2003 09:04:42 -0000
@@ -215,7 +215,7 @@
     }
 
     public boolean equals(Object o) {
-        if (o instanceof URLName == false) {
+        if (o == null || o.getClass() != this.getClass()) {
             return false;
         }
         URLName other = (URLName) o;