diff -r 05224402145d -r d382dacfd73f rt/emul/mini/src/main/java/java/io/UTFDataFormatException.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rt/emul/mini/src/main/java/java/io/UTFDataFormatException.java	Tue Feb 26 16:54:16 2013 +0100
@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 1995, 2008, Oracle and/or its affiliates. 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package java.io;
+
+/**
+ * Signals that a malformed string in
+ * <a href="DataInput.html#modified-utf-8">modified UTF-8</a>
+ * format has been read in a data
+ * input stream or by any class that implements the data input
+ * interface.
+ * See the
+ * <a href="DataInput.html#modified-utf-8"><code>DataInput</code></a>
+ * class description for the format in
+ * which modified UTF-8 strings are read and written.
+ *
+ * @author  Frank Yellin
+ * @see     java.io.DataInput
+ * @see     java.io.DataInputStream#readUTF(java.io.DataInput)
+ * @see     java.io.IOException
+ * @since   JDK1.0
+ */
+public
+class UTFDataFormatException extends IOException {
+    private static final long serialVersionUID = 420743449228280612L;
+
+    /**
+     * Constructs a <code>UTFDataFormatException</code> with
+     * <code>null</code> as its error detail message.
+     */
+    public UTFDataFormatException() {
+        super();
+    }
+
+    /**
+     * Constructs a <code>UTFDataFormatException</code> with the
+     * specified detail message. The string <code>s</code> can be
+     * retrieved later by the
+     * <code>{@link java.lang.Throwable#getMessage}</code>
+     * method of class <code>java.lang.Throwable</code>.
+     *
+     * @param   s   the detail message.
+     */
+    public UTFDataFormatException(String s) {
+        super(s);
+    }
+}