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diff --git a/libjava/classpath/gnu/java/net/protocol/ftp/DTPOutputStream.java b/libjava/classpath/gnu/java/net/protocol/ftp/DTPOutputStream.java
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+++ b/libjava/classpath/gnu/java/net/protocol/ftp/DTPOutputStream.java
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+/* DTPOutputStream.java --
+   Copyright (C) 2003, 2004  Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath 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 for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+
+package gnu.java.net.protocol.ftp;
+
+import java.io.FilterOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+
+/**
+ * An output stream that notifies a DTP on end of stream.
+ *
+ * @author Chris Burdess (dog@gnu.org)
+ */
+abstract class DTPOutputStream extends FilterOutputStream
+{
+
+  DTP dtp;
+  boolean transferComplete;
+
+  /**
+   * Constructor.
+   * @param dtp the controlling data transfer process
+   * @param out the socket output stream
+   */
+  DTPOutputStream (DTP dtp, OutputStream out)
+    {
+      super (out);
+      this.dtp = dtp;
+      transferComplete = false;
+    }
+
+  /**
+   * Tells this stream whether transfer has completed or not.
+   * @param flag true if the process has completed, false otherwise
+   */
+  void setTransferComplete (boolean flag)
+    {
+      transferComplete = flag;
+    }
+
+  /**
+   * Notifies the controlling DTP that this stream has been terminated.
+   */
+  public void close () throws IOException
+    {
+      dtp.transferComplete ();
+    }
+
+}