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#ifndef __com_sun_star_configuration_backend_XUpdatableLayer_idl__
#define __com_sun_star_configuration_backend_XUpdatableLayer_idl__

#ifndef __com_sun_star_configuration_backend_XLayer_idl__
#include <com/sun/star/configuration/backend/XLayer.idl>
#endif

#ifndef __com_sun_star_lang_NullPointerException_idl__
#include <com/sun/star/lang/NullPointerException.idl>
#endif 

#ifndef __com_sun_star_lang_WrappedTargetException_idl__
#include <com/sun/star/lang/WrappedTargetException.idl>
#endif 

#ifndef __com_sun_star_configuration_backend_MalformedDataException_idl__
#include <com/sun/star/configuration/backend/MalformedDataException.idl>
#endif

//==============================================================================

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

//==============================================================================

/**
  Provides access to a read-write layer of configuration data for
  a given component and entity.

    @since OOo 1.1.2
  */
published interface XUpdatableLayer : XLayer 
{
    //--------------------------------------------------------------------------

    /**
       Replaces the current layer with the layer given as input
       parameter.

       <p> After the replacement has been performed, reading the
           layer will return the new content. Some implementations 
           may not support this, so after an update
           <member>XLayer::readData()</member> may fail.
        </p>

       @param aNewLayer 
               replacement layer

       @throws com::sun::star::lang::NullPointerException
               if a <NULL/> handler is passed.
       @throws com::sun::star::lang::WrappedTargetException
               if an error occurs during the replacement.
       @throws com::sun::star::configuration::backend::MalformedDataException
               if the layer contains invalid data.
     */
    void replaceWith([in] XLayer aNewLayer) 
        raises (com::sun::star::lang::NullPointerException,
                com::sun::star::lang::WrappedTargetException,
                MalformedDataException) ;

    //--------------------------------------------------------------------------
} ;

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