ucb/source/ucp/package/pkgdatasupplier.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
  20 #pragma once
  21
  22 #include <rtl/ref.hxx>
  23 #include <ucbhelper/resultset.hxx>
  24 #include <com/sun/star/container/XEnumeration.hpp>
  25 #include <mutex>
  26 #include <utility>
  27 #include <vector>
  28
  29 namespace package_ucp {
  30
  31 class Content;
  32
  33 class DataSupplier : public ::ucbhelper::ResultSetDataSupplier
  34 {
  35 public:
  36     DataSupplier( css::uno::Reference< css::uno::XComponentContext > xContext,
  37                   const rtl::Reference< Content >& rContent );
  38     virtual ~DataSupplier() override;
  39
  40     virtual OUString queryContentIdentifierString( std::unique_lock<std::mutex>& rResultSetGuard, sal_uInt32 nIndex ) override;
  41     virtual css::uno::Reference< css::ucb::XContentIdentifier >
  42     queryContentIdentifier( std::unique_lock<std::mutex>& rResultSetGuard, sal_uInt32 nIndex ) override;
  43     virtual css::uno::Reference< css::ucb::XContent >
  44     queryContent( std::unique_lock<std::mutex>& rResultSetGuard, sal_uInt32 nIndex ) override;
  45
  46     virtual bool getResult( std::unique_lock<std::mutex>& rResultSetGuard, sal_uInt32 nIndex ) override;
  47
  48     virtual sal_uInt32 totalCount(std::unique_lock<std::mutex>& rResultSetGuard) override;
  49     virtual sal_uInt32 currentCount() override;
  50     virtual bool isCountFinal() override;
  51
  52     virtual css::uno::Reference< css::sdbc::XRow >
  53     queryPropertyValues( std::unique_lock<std::mutex>& rResultSetGuard, sal_uInt32 nIndex  ) override;
  54     virtual void releasePropertyValues( sal_uInt32 nIndex ) override;
  55
  56     virtual void close() override;
  57
  58     virtual void validate() override;
  59
  60     OUString assembleChildURL( const OUString& aName );
  61
  62 private:
  63     bool getResultImpl( std::unique_lock<std::mutex>& rResultSetGuard, std::unique_lock<std::mutex>&, sal_uInt32 nIndex );
  64     OUString queryContentIdentifierStringImpl( std::unique_lock<std::mutex>& rResultSetGuard, std::unique_lock<std::mutex>&, sal_uInt32 nIndex );
  65     css::uno::Reference< css::ucb::XContentIdentifier > queryContentIdentifierImpl( std::unique_lock<std::mutex>& rResultSetGuard, std::unique_lock<std::mutex>&, sal_uInt32 nIndex );
  66
  67     struct ResultListEntry
  68     {
  69         OUString                                  aURL;
  70         css::uno::Reference< css::ucb::XContentIdentifier > xId;
  71         css::uno::Reference< css::ucb::XContent >           xContent;
  72         css::uno::Reference< css::sdbc::XRow >              xRow;
  73
  74         explicit ResultListEntry(OUString _aURL ) : aURL(std::move( _aURL )) {}
  75     };
  76     std::mutex                                   m_aMutex;
  77     std::vector< ResultListEntry >               m_aResults;
  78     rtl::Reference< Content >                    m_xContent;
  79     css::uno::Reference< css::uno::XComponentContext >     m_xContext;
  80     css::uno::Reference< css::container::XEnumeration >    m_xFolderEnum;
  81     bool                                     m_bCountFinal;
  82     bool                                     m_bThrowException;
  83 };
  84
  85 }
  86
  87 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */