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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
package org.openoffice.xmerge;
/**
* <p>All plug-in implementations of the <code>PluginFactory</code>
* interface that also support merging must also implement
* this interface.</p>
*
* <p>Merge is useful when an <code>OfficeDocument</code>
* is converted to a "Device" <code>Document</code> format,
* and the "Device" <code>Document</code> version is modified.
* Those changes can be merged back into the original
* <code>OfficeDocument</code> with the merger. The merger is capable
* of doing this even if the "Device" format is lossy in
* comparison to the <code>OfficeDocument</code> format.</p>
*
* @see PluginFactory
* @see DocumentMerger
* @see ConverterCapabilities
*
*/
public interface DocumentMergerFactory {
/**
* <p>Create a <code>DocumentMerger</code> object given a
* <code>Document</code> object.</p>
*
* @param doc <code>Document</code> object that the created
* <code>DocumentMerger</code> object uses as a base
* <code>Document</code> for merging changes into.
*
* @return A <code>DocumentMerger</code> object or null if none
* exists.
*/
public DocumentMerger createDocumentMerger(Document doc);
}
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