/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * 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_configuration_backend_XLayer_idl__
#define __com_sun_star_configuration_backend_XLayer_idl__

#include <com/sun/star/uno/XInterface.idl>
#include <com/sun/star/configuration/backend/XLayerHandler.idl>
#include <com/sun/star/lang/NullPointerException.idl>
#include <com/sun/star/lang/WrappedTargetException.idl>
#include <com/sun/star/configuration/backend/MalformedDataException.idl>


module com { module sun { module star { module configuration { module backend {


/**
  provides read access to the data contained in a layer.

    @since OOo 1.1.2
*/
published interface XLayer : ::com::sun::star::uno::XInterface
{

    /**
      describes the contents of the layer to an XLayerHandler.

      @param aHandler
            Handler object that will receive calls
            describing the contents of the layer

      @throws com::sun::star::lang::NullPointerException
              if a `NULL` handler is passed.
      @throws com::sun::star::lang::WrappedTargetException
              if an error occurs in the access to or processing of the data.
      @throws com::sun::star::configuration::backend::MalformedDataException
              if the data read from the layer is rejected as invalid by the
              XLayerHandler.
    */
    void readData([in] XLayerHandler aHandler)
        raises (com::sun::star::lang::NullPointerException,
                com::sun::star::lang::WrappedTargetException,
                MalformedDataException) ;

} ;


} ; } ; } ; } ; } ;
#endif

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