X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fsbp%2Futil%2FTopologicalBag.java;h=b034bafe12adc3cfc98f2d00b98ab38d217b7747;hb=ce8452c48968090d71261ac773e39134ff764af4;hp=eb71cdc6641ffd00520cacd38197fd2d09f9c957;hpb=d334d5060dbaa23f8f94b60cf1238c3f47cb5e9f;p=sbp.git

diff --git a/src/edu/berkeley/sbp/util/TopologicalBag.java b/src/edu/berkeley/sbp/util/TopologicalBag.java
index eb71cdc..b034baf 100644
--- a/src/edu/berkeley/sbp/util/TopologicalBag.java
+++ b/src/edu/berkeley/sbp/util/TopologicalBag.java
@@ -1,4 +1,4 @@
-// Copyright 2006 all rights reserved; see LICENSE file for BSD-style license
+// Copyright 2006-2007 all rights reserved; see LICENSE file for BSD-style license
 
 package edu.berkeley.sbp.util;
 import edu.berkeley.sbp.util.*;
@@ -14,7 +14,7 @@ import java.lang.ref.*;
 //
 
 /** a mapping from topologies over <tt>K</tt> to <i>sets of</i> values of type <tt>V</tt> */
-public class TopologicalBag<K,V> implements MapBag<Topology<K>,V>, VisitableMap<K,V> {
+public class TopologicalBag<K,V> implements MapBag<Topology<K>,V>, VisitableMap<K,V>, Serializable {
 
     // CRUCIAL INVARIANT: keys in this hashmap MUST be disjoint or the universe will implode
     private final HashMap<Topology<K>,HashSet<V>> h = new HashMap<Topology<K>,HashSet<V>>();