ucb/source/ucp/file/filinpstr.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.
   4  *
   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 #pragma once
  20
  21 #include <rtl/ustring.hxx>
  22 #include <cppuhelper/implbase.hxx>
  23 #include <com/sun/star/io/XSeekable.hpp>
  24 #include <com/sun/star/io/XInputStream.hpp>
  25 #include <comphelper/bytereader.hxx>
  26 #include "filrec.hxx"
  27
  28 enum class TaskHandlerErr;
  29
  30 namespace fileaccess {
  31
  32     class TaskManager;
  33
  34     class XInputStream_impl final
  35         : public cppu::WeakImplHelper<css::io::XInputStream, css::io::XSeekable>,
  36           public comphelper::ByteReader
  37     {
  38     public:
  39
  40         XInputStream_impl( const OUString& aUncPath, bool bLock );
  41
  42         virtual ~XInputStream_impl() override;
  43
  44         /**
  45          *  Returns an error code as given by filerror.hxx
  46          */
  47
  48         TaskHandlerErr CtorSuccess() const { return m_nErrorCode;}
  49         sal_Int32 getMinorError() const { return m_nMinorErrorCode;}
  50
  51         virtual sal_Int32 SAL_CALL
  52         readBytes(
  53             css::uno::Sequence< sal_Int8 >& aData,
  54             sal_Int32 nBytesToRead ) override;
  55
  56         virtual sal_Int32 SAL_CALL
  57         readSomeBytes(
  58             css::uno::Sequence< sal_Int8 >& aData,
  59             sal_Int32 nMaxBytesToRead ) override;
  60
  61         virtual void SAL_CALL
  62         skipBytes( sal_Int32 nBytesToSkip ) override;
  63
  64         virtual sal_Int32 SAL_CALL
  65         available() override;
  66
  67         virtual void SAL_CALL
  68         closeInput() override;
  69
  70         virtual void SAL_CALL
  71         seek( sal_Int64 location ) override;
  72
  73         virtual sal_Int64 SAL_CALL
  74         getPosition() override;
  75
  76         virtual sal_Int64 SAL_CALL
  77         getLength() override;
  78
  79         virtual sal_Int32 readSomeBytes(sal_Int8* aData, sal_Int32 nBytesToRead) override;
  80
  81     private:
  82
  83         bool                                               m_nIsOpen;
  84
  85         ReconnectingFile                                   m_aFile;
  86
  87         TaskHandlerErr                                     m_nErrorCode;
  88         sal_Int32                                          m_nMinorErrorCode;
  89     };
  90 } // end namespace XInputStream_impl
  91
  92 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */