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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* 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 .
*/
#ifndef __com_sun_star_io_XPersistObject_idl__
#define __com_sun_star_io_XPersistObject_idl__
#include <com/sun/star/uno/XInterface.idl>
#include <com/sun/star/io/IOException.idl>
module com { module sun { module star { module io {
published interface XObjectInputStream;
published interface XObjectOutputStream;
/** allows to make UNO objects persistent
<p>Every UNO object, that wants to be serializable, should implement
this interface. The object stores stores itself, when the
write method is called.
<p>
The object needs to be created before it deserializes
itself again (by using the read method). Therefore it must be
createable by name via a factory, which is in general
the global service manager. The create and read mechanism
is implemented by the com::sun::star::io::ObjectInputStream.
<p>The serialization format (the series of strings, integers, objects) must
be specified at the specification of the concrete service.
<p>The interface does not support any special versioning mechanism.
@see com::sun::star::io::XObjectOutputStream
@see com::sun::star::io::XObjectInputStream
*/
published interface XPersistObject: com::sun::star::uno::XInterface
{
/** gives the service name of the object
<p>This name is used to create such an object by a factory
during deserialization. </p>
@returns
the service name that specifies the behavior and the
persistent data format of this implementation.
@see com::sun::star::lang::XMultiComponentFactory::getAvailableServiceNames()
*/
string getServiceName();
/** writes all the persistent data of the object to the stream.
<p>The implementation
must write the data in the order documented in the service specification.
@param OutStream the stream, the data shall be written to. The stream
supports simple types and other XPersistObject implementations.
*/
void write( [in] com::sun::star::io::XObjectOutputStream OutStream )
raises( com::sun::star::io::IOException );
/** reads all the persistent data of the object from the stream.
<p>In case
other XPersistObjects are read from the stream, the implementation uses a factory
to create these objects (in general the global service manager).
<p> The implementation must read the data in the order documented at
the service specification.
@param InStream the stream, the data shall be read from.
*/
void read( [in] com::sun::star::io::XObjectInputStream InStream )
raises( com::sun::star::io::IOException );
};
}; }; }; };
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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