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Diffstat (limited to 'ridljar/com/sun/star/uno/IQueryInterface.java')
-rw-r--r-- | ridljar/com/sun/star/uno/IQueryInterface.java | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/ridljar/com/sun/star/uno/IQueryInterface.java b/ridljar/com/sun/star/uno/IQueryInterface.java new file mode 100644 index 000000000..7857d6205 --- /dev/null +++ b/ridljar/com/sun/star/uno/IQueryInterface.java @@ -0,0 +1,60 @@ +/* + * 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); +} |