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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /ridljar/com/sun/star/uno/IQueryInterface.java
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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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);
+}