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#ifndef __com_sun_star_io_XMarkableStream_idl__ 
#define __com_sun_star_io_XMarkableStream_idl__ 
 
#include <com/sun/star/uno/XInterface.idl> 
 
#include <com/sun/star/io/IOException.idl> 
 
#include <com/sun/star/lang/IllegalArgumentException.idl> 
 
 
//============================================================================= 
 
module com {  module sun {  module star {  module io {  
 
//============================================================================= 
 
// DocMerge from xml: interface com::sun::star::io::XMarkableStream
/** makes it possible to set and remove seekable marks to a stream.
 */
published interface XMarkableStream: com::sun::star::uno::XInterface
{ 
    //------------------------------------------------------------------------- 
     
    // DocMerge from xml: method com::sun::star::io::XMarkableStream::createMark
    /** creates a mark of the current postion and returns an identifier to it.
     */
    long createMark() 
            raises( com::sun::star::io::IOException ); 
 
    //------------------------------------------------------------------------- 
     
    // DocMerge from xml: method com::sun::star::io::XMarkableStream::deleteMark
    /** deletes the mark that you previously created with 
        <member>XMarkableStream::createMark</member>.
        
        <p>It is an error to delete a mark if other marks after this
        exist.  In this case, for reasons of robustness, the
        implementation must delete this mark and all others after
        this mark.  </p>
     */
    void deleteMark( [in] long Mark ) 
            raises( com::sun::star::io::IOException, 
                    com::sun::star::lang::IllegalArgumentException ); 
 
    //------------------------------------------------------------------------- 
     
    // DocMerge from xml: method com::sun::star::io::XMarkableStream::jumpToMark
    /** jumps to a previously created mark.
     */
    void jumpToMark( [in] long nMark ) 
            raises( com::sun::star::io::IOException, 
                    com::sun::star::lang::IllegalArgumentException ); 
 
    //------------------------------------------------------------------------- 
     
    /** jumps to the furthest position of the stream.
        <p> In the inputstream case, a subsequent read call returns
        data, that was never read or skipped over before. In the 
        outputstream case, a subsequent write call will add
        new data at the end of the stream without overwriting existing data.
     */
    void jumpToFurthest() 
            raises( com::sun::star::io::IOException ); 
 
    //------------------------------------------------------------------------- 
     
    // DocMerge from idl: method com::sun::star::io::XMarkableStream::offsetToMark
    /** @returns  
            the offset from the current stream position to the 
            mark ("current position" - "mark position"). 
                 
        @param nMark	 
            identifies the mark which is used as a base  
            to calculate the offset of the current position. 
                 
        @throws IllegalArgumentException	 
            if the mark does not exist or is deleted. 
                 
        @throws IOException		 
            if an I/O error has occurred.
     */
    long offsetToMark( [in] long nMark ) 
            raises( com::sun::star::io::IOException, 
                    com::sun::star::lang::IllegalArgumentException ); 
 
}; 
 
//============================================================================= 
 
}; }; }; };  
 
/*============================================================================= 
 
=============================================================================*/ 
#endif 
