retrieveinputstream.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
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 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
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 */

#include <retrieveinputstream.hxx>
#include <unotools/mediadescriptor.hxx>
#include <com/sun/star/io/XStream.hpp>
#include <com/sun/star/beans/PropertyValue.hpp>

/* class for a thread to retrieve an input stream given by a URL

    #i73788#
*/
::rtl::Reference< ObservableThread > SwAsyncRetrieveInputStreamThread::createThread(
                        const SwRetrievedInputStreamDataManager::tDataKey nDataKey,
                        const OUString& rLinkedURL, const OUString& rReferer )
{
    SwAsyncRetrieveInputStreamThread* pNewThread =
        new SwAsyncRetrieveInputStreamThread( nDataKey, rLinkedURL, rReferer );
    return pNewThread;
}

SwAsyncRetrieveInputStreamThread::SwAsyncRetrieveInputStreamThread(
                            const SwRetrievedInputStreamDataManager::tDataKey nDataKey,
                            const OUString& rLinkedURL,
                            const OUString& rReferer )
    : ObservableThread(),
      mnDataKey( nDataKey ),
      mrLinkedURL( rLinkedURL ),
      mrReferer( rReferer )
{
}

SwAsyncRetrieveInputStreamThread::~SwAsyncRetrieveInputStreamThread()
{
}

void SwAsyncRetrieveInputStreamThread::threadFunction()
{
    osl_setThreadName("SwAsyncRetrieveInputStreamThread");

    css::uno::Sequence < css::beans::PropertyValue > xProps( 2 );
    xProps[0].Name = "URL";
    xProps[0].Value <<= mrLinkedURL;
    xProps[1].Name = "Referer";
    xProps[1].Value <<= mrReferer;
    utl::MediaDescriptor aMedium( xProps );

    aMedium.addInputStream();

    css::uno::Reference<css::io::XInputStream> xInputStream;
    aMedium[utl::MediaDescriptor::PROP_INPUTSTREAM()] >>= xInputStream;
    if ( !xInputStream.is() )
    {
        css::uno::Reference<css::io::XStream> xStream;
        aMedium[utl::MediaDescriptor::PROP_STREAM()] >>= xStream;
        if ( xStream.is() )
        {
            xInputStream = xStream->getInputStream();
        }
    }

    SwRetrievedInputStreamDataManager::GetManager().PushData( mnDataKey,
                                                              xInputStream,
                                                              aMedium.isStreamReadOnly() );
}

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