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diff --git a/test/java/util/Collections/ReverseOrder.java b/test/java/util/Collections/ReverseOrder.java
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+/*
+ * Copyright 2002 Sun Microsystems, Inc. All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/*
+ * @test
+ * @bug 4593209
+ * @summary Reverse comparator was subtly broken
+ * @author Josh bloch
+ */
+
+import java.util.*;
+
+public class ReverseOrder {
+ public static void main(String[] args) throws Exception {
+ Foo[] a = { new Foo(2), new Foo(3), new Foo(1) };
+ List list = Arrays.asList(a);
+ Collections.sort(list, Collections.reverseOrder());
+
+ Foo[] golden = { new Foo(3), new Foo(2), new Foo(1) };
+ List goldenList = Arrays.asList(golden);
+ if (!list.equals(goldenList))
+ throw new Exception(list.toString());
+ }
+}
+
+class Foo implements Comparable {
+ int val;
+ Foo(int i) { val = i; }
+
+ public int compareTo(Object o) {
+ Foo f = (Foo)o;
+ return (val < f.val ? Integer.MIN_VALUE : (val == f.val ? 0 : 1));
+ }
+
+ public boolean equals(Object o) {
+ return o instanceof Foo && ((Foo)o).val == val;
+ }
+
+ public int hashCode() { return val; }
+
+ public String toString() { return Integer.toString(val); }
+}