--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/net/InetAddress/B6296240.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2005 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 6296240
+ * @summary  REGRESSION: InetAddress.getAllByName accepts badly formed address
+ */
+
+import java.net.*;
+import java.util.BitSet;
+
+public class B6296240 {
+    public static void main(String[] args) {
+        String[] malformedIPv4s = {"192.168.1.220..."};
+        BitSet expectedExceptions = new BitSet(malformedIPv4s.length);
+        expectedExceptions.clear();
+
+        for (int i = 0; i < malformedIPv4s.length; i++) {
+            try {
+                InetAddress.getAllByName(malformedIPv4s[i]);
+            } catch (UnknownHostException e) {
+                expectedExceptions.set(i);
+            }
+        }
+
+        for (int i = 0; i < malformedIPv4s.length; i++) {
+            if (!expectedExceptions.get(i)) {
+                System.out.println("getAllByName(\"" + malformedIPv4s[i] + "\") should throw exception.");
+            }
+        }
+
+        if (expectedExceptions.cardinality() != malformedIPv4s.length) {
+            throw new RuntimeException("Failed: some expected UnknownHostExceptions are not thrown.");
+        }
+    }
+}