X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fsbp%2Futil%2FTopologicalBag.java;h=28166fb561fd66d4a01db4506b8e2e95ddaf1d84;hb=a891589ff2e280982cf86a4f7f71431291b706ad;hp=259560260e602efd057bfc41fb16f59c57ffaec6;hpb=d6269a7a0a5b3fe84e75725deaac560117ffc26e;p=sbp.git
diff --git a/src/edu/berkeley/sbp/util/TopologicalBag.java b/src/edu/berkeley/sbp/util/TopologicalBag.java
index 2595602..28166fb 100644
--- a/src/edu/berkeley/sbp/util/TopologicalBag.java
+++ b/src/edu/berkeley/sbp/util/TopologicalBag.java
@@ -1,3 +1,5 @@
+// Copyright 2006-2007 all rights reserved; see LICENSE file for BSD-style license
+
package edu.berkeley.sbp.util;
import edu.berkeley.sbp.util.*;
import edu.berkeley.sbp.*;
@@ -12,7 +14,7 @@ import java.lang.ref.*;
//
/** a mapping from topologies over K to sets of values of type V */
-public class TopologicalBag implements MapBag,V>, VisitableMap {
+public class TopologicalBag implements MapBag,V>, VisitableMap, Serializable {
// CRUCIAL INVARIANT: keys in this hashmap MUST be disjoint or the universe will implode
private final HashMap,HashSet> h = new HashMap,HashSet>();