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diff --git a/gnu/classpath/jdwp/id/ObjectId.java b/gnu/classpath/jdwp/id/ObjectId.java
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+++ b/gnu/classpath/jdwp/id/ObjectId.java
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+/* ObjectId.java -- object IDs
+   Copyright (C) 2005 Free Software Foundation
+
+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
+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.classpath.jdwp.id;
+
+import gnu.classpath.jdwp.JdwpConstants;
+
+import java.io.DataOutputStream;
+import java.io.IOException;
+
+/**
+ * A class which represents a JDWP object id for an object
+ *
+ * @author Keith Seitz  <keiths@redhat.com>
+ */
+public class ObjectId
+  extends JdwpId
+{
+  /**
+   * The object class that this id represents
+   */
+  public static final Class typeClass = Object.class;
+
+  /**
+   * Constructs a new <code>ObjectId</code>
+   */
+  public ObjectId ()
+  {
+    super (JdwpConstants.Tag.OBJECT);
+  }
+
+  /**
+   * Constructs a new <code>ObjectId</code> of the
+   * given type.
+   *
+   * @param  tag  the tag of this type of object ID
+   */
+  public ObjectId (byte tag)
+  {
+    super (tag);
+  }
+
+  /**
+   * Returns the size of this id type
+   */
+  public int size ()
+  {
+    return 8;
+  }
+
+  /**
+   * Writes the id to the stream
+   *
+   * @param outStream  the stream to which to write
+   * @throws IOException  when an error occurs on the <code>OutputStream</code>
+   */
+  public void write (DataOutputStream outStream)
+    throws IOException
+  {
+    // All we need to do is write out our id as an 8-byte integer
+    outStream.writeLong (_id);
+  }
+}