LCOV - code coverage report
Current view: top level - include/unotools - streamwrap.hxx (source / functions) Hit Total Coverage
Test: commit c8344322a7af75b84dd3ca8f78b05543a976dfd5 Lines: 7 7 100.0 %
Date: 2015-06-13 12:38:46 Functions: 7 7 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       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             : #include <unotools/unotoolsdllapi.h>
      20             : 
      21             : #ifndef INCLUDED_UNOTOOLS_STREAMWRAP_HXX
      22             : #define INCLUDED_UNOTOOLS_STREAMWRAP_HXX
      23             : 
      24             : #include <osl/mutex.hxx>
      25             : #include <com/sun/star/io/XOutputStream.hpp>
      26             : #include <com/sun/star/io/XInputStream.hpp>
      27             : #include <com/sun/star/io/XSeekable.hpp>
      28             : #include <com/sun/star/io/XTruncate.hpp>
      29             : #include <com/sun/star/io/XStream.hpp>
      30             : #include <cppuhelper/implbase3.hxx>
      31             : #include <cppuhelper/implbase1.hxx>
      32             : 
      33             : class SvStream;
      34             : 
      35             : namespace utl
      36             : {
      37             : 
      38             : //= OInputStreamWrapper
      39             : 
      40             : typedef ::cppu::WeakImplHelper1 <   css::io::XInputStream
      41             :                                 > InputStreamWrapper_Base;
      42             : // needed for some compilers
      43             : /// helper class for wrapping an SvStream into an com.sun.star.io::XInputStream
      44             : class UNOTOOLS_DLLPUBLIC OInputStreamWrapper : public InputStreamWrapper_Base
      45             : {
      46             : protected:
      47             :     ::osl::Mutex    m_aMutex;
      48             :     SvStream*       m_pSvStream;
      49             :     bool        m_bSvStreamOwner : 1;
      50        1401 :     OInputStreamWrapper()
      51        1401 :                     { m_pSvStream = 0; m_bSvStreamOwner = false; }
      52        1401 :     void            SetStream(SvStream* _pStream, bool bOwner )
      53        1401 :                     { m_pSvStream = _pStream; m_bSvStreamOwner = bOwner; }
      54             : 
      55             : public:
      56             :     OInputStreamWrapper(SvStream& _rStream);
      57             :     OInputStreamWrapper(SvStream* pStream, bool bOwner=false);
      58             :     virtual ~OInputStreamWrapper();
      59             : 
      60             : // css::io::XInputStream
      61             :     virtual sal_Int32   SAL_CALL    readBytes(css::uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead) throw(css::io::NotConnectedException, css::io::BufferSizeExceededException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      62             :     virtual sal_Int32   SAL_CALL    readSomeBytes(css::uno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead) throw(css::io::NotConnectedException, css::io::BufferSizeExceededException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      63             :     virtual void        SAL_CALL    skipBytes(sal_Int32 nBytesToSkip) throw(css::io::NotConnectedException, css::io::BufferSizeExceededException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      64             :     virtual sal_Int32   SAL_CALL    available() throw(css::io::NotConnectedException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      65             :     virtual void        SAL_CALL    closeInput() throw(css::io::NotConnectedException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      66             : 
      67             : protected:
      68             :     /// throws a NotConnectedException if the object is not connected anymore
      69             :     void checkConnected() const;
      70             :     /// throws an exception according to the error flag of m_pSvStream
      71             :     void checkError() const;
      72             : };
      73             : 
      74             : //= OSeekableInputStreamWrapper
      75             : 
      76             : typedef ::cppu::ImplHelper1 <   css::io::XSeekable
      77             :                             >   OSeekableInputStreamWrapper_Base;
      78             : /** helper class for wrapping an SvStream into an com.sun.star.io::XInputStream
      79             :     which is seekable (i.e. supports the com.sun.star.io::XSeekable interface).
      80             : */
      81        2088 : class UNOTOOLS_DLLPUBLIC OSeekableInputStreamWrapper : public ::cppu::ImplInheritanceHelper1 < OInputStreamWrapper, css::io::XSeekable >
      82             : {
      83             : protected:
      84         712 :     OSeekableInputStreamWrapper() {}
      85             : public:
      86             :     OSeekableInputStreamWrapper(SvStream& _rStream);
      87             :     OSeekableInputStreamWrapper(SvStream* _pStream, bool _bOwner = false);
      88             : 
      89             :     // XSeekable
      90             :     virtual void SAL_CALL seek( sal_Int64 _nLocation ) throw (css::lang::IllegalArgumentException, css::io::IOException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      91             :     virtual sal_Int64 SAL_CALL getPosition(  ) throw (css::io::IOException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      92             :     virtual sal_Int64 SAL_CALL getLength(  ) throw (css::io::IOException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      93             : };
      94             : 
      95             : //= OOutputStreamWrapper
      96             : 
      97             : typedef ::cppu::WeakImplHelper1<css::io::XOutputStream> OutputStreamWrapper_Base;
      98             :     // needed for some compilers
      99             : class OOutputStreamWrapper : public OutputStreamWrapper_Base
     100             : {
     101             : public:
     102             :     UNOTOOLS_DLLPUBLIC OOutputStreamWrapper(SvStream& _rStream);
     103             : 
     104             : protected:
     105             :     virtual ~OOutputStreamWrapper();
     106             : 
     107             : // css::io::XOutputStream
     108             :     virtual void SAL_CALL writeBytes(const css::uno::Sequence< sal_Int8 >& aData) throw(css::io::NotConnectedException, css::io::BufferSizeExceededException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
     109             :     virtual void SAL_CALL flush() throw(css::io::NotConnectedException, css::io::BufferSizeExceededException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
     110             :     virtual void SAL_CALL closeOutput() throw(css::io::NotConnectedException, css::io::BufferSizeExceededException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
     111             : 
     112             :     /// throws an exception according to the error flag of m_pSvStream
     113             :     void checkError() const;
     114             : 
     115             :     // TODO: thread safety!
     116             :     SvStream&       rStream;
     117             : };
     118             : 
     119             : //= OSeekableOutputStreamWrapper
     120             : 
     121             : typedef ::cppu::ImplHelper1 <   css::io::XSeekable
     122             :                             >   OSeekableOutputStreamWrapper_Base;
     123             : /** helper class for wrapping an SvStream into an com.sun.star.io::XOutputStream
     124             :     which is seekable (i.e. supports the com.sun.star.io::XSeekable interface).
     125             : */
     126             : class UNOTOOLS_DLLPUBLIC OSeekableOutputStreamWrapper
     127             :                 :public OOutputStreamWrapper
     128             :                 ,public OSeekableOutputStreamWrapper_Base
     129             : {
     130             : public:
     131             :     OSeekableOutputStreamWrapper(SvStream& _rStream);
     132             : 
     133             : private:
     134             :     virtual ~OSeekableOutputStreamWrapper();
     135             : 
     136             :     // disambiguate XInterface
     137             :     virtual css::uno::Any SAL_CALL queryInterface( const css::uno::Type& _rType ) throw (css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
     138             :     virtual void SAL_CALL acquire(  ) throw () SAL_OVERRIDE;
     139             :     virtual void SAL_CALL release(  ) throw () SAL_OVERRIDE;
     140             : 
     141             :     // XSeekable
     142             :     virtual void SAL_CALL seek( sal_Int64 _nLocation ) throw (css::lang::IllegalArgumentException, css::io::IOException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
     143             :     virtual sal_Int64 SAL_CALL getPosition(  ) throw (css::io::IOException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
     144             :     virtual sal_Int64 SAL_CALL getLength(  ) throw (css::io::IOException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
     145             : };
     146             : 
     147        1424 : class UNOTOOLS_DLLPUBLIC OStreamWrapper : public ::cppu::ImplInheritanceHelper3 < OSeekableInputStreamWrapper, css::io::XStream, css::io::XOutputStream, css::io::XTruncate >
     148             : {
     149             : public:
     150             :     OStreamWrapper(SvStream& _rStream);
     151             : 
     152             : // css::io::XStream
     153             :     virtual css::uno::Reference< css::io::XInputStream > SAL_CALL getInputStream(  ) throw (css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
     154             :     virtual css::uno::Reference< css::io::XOutputStream > SAL_CALL getOutputStream(  ) throw (css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
     155             : 
     156             : // css::io::XOutputStream
     157             :     virtual void SAL_CALL writeBytes(const css::uno::Sequence< sal_Int8 >& aData) throw(css::io::NotConnectedException, css::io::BufferSizeExceededException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
     158             :     virtual void SAL_CALL flush() throw(css::io::NotConnectedException, css::io::BufferSizeExceededException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
     159             :     virtual void SAL_CALL closeOutput() throw(css::io::NotConnectedException, css::io::BufferSizeExceededException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
     160             :     virtual void SAL_CALL truncate() throw(css::io::IOException, css::uno::RuntimeException, std::exception) SAL_OVERRIDE;
     161             : };
     162             : 
     163             : }
     164             : // namespace utl
     165             : 
     166             : #endif // INCLUDED_UNOTOOLS_STREAMWRAP_HXX
     167             : 
     168             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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