connectivity/source/commontools/BlobHelper.cxx

   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 <connectivity/BlobHelper.hxx>
  20 #include <comphelper/seqstream.hxx>
  21 #include <connectivity/dbexception.hxx>
  22
  23 using namespace connectivity;
  24 using namespace dbtools;
  25 using namespace ::com::sun::star::sdbc;
  26 using namespace ::com::sun::star::uno;
  27
  28 BlobHelper::BlobHelper(const ::com::sun::star::uno::Sequence< sal_Int8 >& _val) : m_aValue(_val)
  29 {
  30 }
  31
  32 ::sal_Int64 SAL_CALL BlobHelper::length(  ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception)
  33 {
  34     return m_aValue.getLength();
  35 }
  36
  37 ::com::sun::star::uno::Sequence< ::sal_Int8 > SAL_CALL BlobHelper::getBytes( ::sal_Int64 pos, ::sal_Int32 _length ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception)
  38 {
  39     if ( sal_Int32(pos + _length) > m_aValue.getLength() )
  40         throw ::com::sun::star::sdbc::SQLException();
  41     return ::com::sun::star::uno::Sequence< ::sal_Int8 >(m_aValue.getConstArray() + sal_Int32(pos),_length);
  42 }
  43
  44 ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL BlobHelper::getBinaryStream(  ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception)
  45 {
  46     return new ::comphelper::SequenceInputStream(m_aValue);
  47 }
  48
  49
  50 // The "return" after a call to throwFeatureNotImplementedSQLException()
  51 // (which always throws) will be detected as unreachable when doing
  52 // global inlining.
  53
  54 SAL_WNOUNREACHABLE_CODE_PUSH
  55
  56 ::sal_Int64 SAL_CALL BlobHelper::position( const ::com::sun::star::uno::Sequence< ::sal_Int8 >& /*pattern*/, ::sal_Int64 /*start*/ ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception)
  57 {
  58     ::dbtools::throwFeatureNotImplementedSQLException( "XBlob::position", *this );
  59     return 0;
  60 }
  61
  62 ::sal_Int64 SAL_CALL BlobHelper::positionOfBlob( const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XBlob >& /*pattern*/, ::sal_Int64 /*start*/ ) throw (::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException, std::exception)
  63 {
  64     ::dbtools::throwFeatureNotImplementedSQLException( "XBlob::positionOfBlob", *this );
  65     return 0;
  66 }
  67
  68 SAL_WNOUNREACHABLE_CODE_POP
  69
  70 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */