dbaccess/source/core/recovery/storagestream.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
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   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef STORAGESTREAM_HXX
  21 #define STORAGESTREAM_HXX
  22
  23 #include <dbaccess/dbaccessdllapi.h>
  24
  25 #include <com/sun/star/embed/XStorage.hpp>
  26 #include <com/sun/star/uno/XComponentContext.hpp>
  27
  28 //........................................................................
  29 namespace dbaccess
  30 {
  31 //........................................................................
  32
  33     //====================================================================
  34     //= StorageOutputStream
  35     //====================================================================
  36     /** convenience wrapper around a stream living in a storage
  37     */
  38     class DBACCESS_DLLPRIVATE StorageOutputStream
  39     {
  40     public:
  41         StorageOutputStream(
  42             const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& i_rContext,
  43             const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >& i_rParentStorage,
  44             const OUString& i_rStreamName
  45         );
  46         virtual ~StorageOutputStream();
  47
  48         /** simply calls closeOutput on our output stream, override to extend/modify this behavior
  49         */
  50         virtual void close();
  51
  52     protected:
  53         const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >&
  54                                                 getContext() const { return m_rContext; }
  55         const ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream >&
  56                                                 getOutputStream() const { return m_xOutputStream; }
  57
  58     private:
  59         const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >&
  60                                                 m_rContext;
  61               ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream >
  62                                                 m_xOutputStream;
  63     };
  64
  65     //====================================================================
  66     //= StorageInputStream
  67     //====================================================================
  68     /** convenience wrapper around a stream living in a storage
  69     */
  70     class DBACCESS_DLLPRIVATE StorageInputStream
  71     {
  72     public:
  73         StorageInputStream(
  74             const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& i_rContext,
  75             const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >& i_rParentStorage,
  76             const OUString& i_rStreamName
  77         );
  78         virtual ~StorageInputStream();
  79
  80         /** simply calls closeInput on our input stream, override to extend/modify this behavior
  81         */
  82         virtual void close();
  83
  84     protected:
  85         const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >&
  86                                                 getContext() const { return m_rContext; }
  87         const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >&
  88                                                 getInputStream() const { return m_xInputStream; }
  89
  90     private:
  91         const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >&
  92                                                 m_rContext;
  93               ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >
  94                                                 m_xInputStream;
  95     };
  96
  97 //........................................................................
  98 } // namespace dbaccess
  99 //........................................................................
 100
 101 #endif // STORAGESTREAM_HXX
 102
 103 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */