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diff --git a/gcc-4.4.3/libjava/classpath/gnu/classpath/jdwp/event/filters/InstanceOnlyFilter.java b/gcc-4.4.3/libjava/classpath/gnu/classpath/jdwp/event/filters/InstanceOnlyFilter.java
new file mode 100644
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+++ b/gcc-4.4.3/libjava/classpath/gnu/classpath/jdwp/event/filters/InstanceOnlyFilter.java
@@ -0,0 +1,101 @@
+/* InstanceOnlyFilter.java -- filter on instance
+   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.event.filters;
+
+import gnu.classpath.jdwp.event.Event;
+import gnu.classpath.jdwp.exception.InvalidObjectException;
+import gnu.classpath.jdwp.id.ObjectId;
+
+/**
+ * Restricts reported events to those whose active 'this' object is the
+ * given object. Match value is the null object for static methods.
+ * 
+ * This modifier can be used with any event kind except class prepare,
+ * class unload, thread start, and thread end. Introduced in JDWP version 1.4.
+ *
+ * @author Keith Seitz  (keiths@redhat.com)
+ */
+public class InstanceOnlyFilter
+  implements IEventFilter
+{
+  private ObjectId _instance;
+
+  /**
+   * Constructs a new <code>InstanceOnlyFilter</code>.
+   *
+   * @param  oid  the object to which to restrict events (may be null)
+   * @throws InvalidObjectException if Object is invalid
+   */
+  public InstanceOnlyFilter (ObjectId oid)
+    throws InvalidObjectException
+  {
+    if (oid != null && oid.getReference().get () == null)
+      throw new InvalidObjectException (oid.getId ());
+
+    _instance = oid;
+  }
+
+  /**
+   * Returns the instance to which to restrict events
+   *
+   * @return the object's ID
+   */
+  public ObjectId getInstance ()
+  {
+    return _instance;
+  }
+
+  /**
+   * Does the given event match the filter?
+   *
+   * @param event  the <code>Event</code> to scrutinize
+   */
+  public boolean matches (Event event)
+  {
+    Object eventInstance = event.getParameter (Event.EVENT_INSTANCE);
+    if (eventInstance != null)
+      {
+	Object myInstance = _instance.getReference().get ();
+	return ((myInstance != null) && (myInstance == eventInstance));
+      }
+
+    return false;
+  }
+}