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
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   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 "dbaccessdllapi.h"
  24
  25 #include <com/sun/star/embed/XStorage.hpp>
  26
  27 namespace comphelper
  28 {
  29     class ComponentContext;
  30 }
  31
  32 //........................................................................
  33 namespace dbaccess
  34 {
  35 //........................................................................
  36
  37     //====================================================================
  38     //= StorageOutputStream
  39     //====================================================================
  40     /** convenience wrapper around a stream living in a storage
  41     */
  42     class DBACCESS_DLLPRIVATE StorageOutputStream
  43     {
  44     public:
  45         StorageOutputStream(
  46             const ::comphelper::ComponentContext& i_rContext,
  47             const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >& i_rParentStorage,
  48             const ::rtl::OUString& i_rStreamName
  49         );
  50         virtual ~StorageOutputStream();
  51
  52         /** simply calls closeOutput on our output stream, override to extend/modify this behavior
  53         */
  54         virtual void close();
  55
  56     protected:
  57         const ::comphelper::ComponentContext&   getContext() const { return m_rContext; }
  58         const ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream >&
  59                                                 getOutputStream() const { return m_xOutputStream; }
  60
  61     private:
  62         const ::comphelper::ComponentContext&   m_rContext;
  63               ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream >
  64                                                 m_xOutputStream;
  65     };
  66
  67     //====================================================================
  68     //= StorageInputStream
  69     //====================================================================
  70     /** convenience wrapper around a stream living in a storage
  71     */
  72     class DBACCESS_DLLPRIVATE StorageInputStream
  73     {
  74     public:
  75         StorageInputStream(
  76             const ::comphelper::ComponentContext& i_rContext,
  77             const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >& i_rParentStorage,
  78             const ::rtl::OUString& i_rStreamName
  79         );
  80         virtual ~StorageInputStream();
  81
  82         /** simply calls closeInput on our input stream, override to extend/modify this behavior
  83         */
  84         virtual void close();
  85
  86     protected:
  87         const ::comphelper::ComponentContext&   getContext() const { return m_rContext; }
  88         const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >&
  89                                                 getInputStream() const { return m_xInputStream; }
  90
  91     private:
  92         const ::comphelper::ComponentContext&   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: */