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diff --git a/ridljar/com/sun/star/uno/IQueryInterface.java b/ridljar/com/sun/star/uno/IQueryInterface.java
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+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+package com.sun.star.uno;
+
+/**
+ * This is the delegator interface for Java objects implementing interfaces of
+ * an underlying UNO object.
+ *
+ * <p>Calls are delegated through the <code>UnoRuntime</code> to this
+ * interface.  Implement this interface in case you want to customize the
+ * behaviour of <code>UnoRuntime.queryInterface</code>.</p>
+ *
+ * @see com.sun.star.uno.UnoRuntime
+ */
+public interface IQueryInterface {
+    /**
+     * Returns the unique object identifier (OID) of the underlying UNO object.
+     *
+     * @return the OID of the underlying object
+     */
+    String getOid();
+
+    /**
+     * Returns an object implementing the requested interface type.
+     *
+     * @param type the requested UNO interface type; must be a <code>Type</code>
+     * object representing a UNO interface type
+     * @return a reference to the requested UNO interface type if available,
+     * otherwise <code>null</code>
+     * @see com.sun.star.uno.UnoRuntime
+     */
+    Object queryInterface(Type type);
+
+    /**
+     * Tests if the given reference represents a facet of the underlying UNO
+     * object.
+     *
+     * @param object a reference to any Java object representing (a facet of) a
+     * UNO object; may be <code>null</code>
+     * @return <code>true</code> if and only if <code>object</code> is not
+     * <code>null</code> and represents the same UNO object as this object
+     */
+    boolean isSame(Object object);
+}