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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * 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
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+#ifndef INCLUDED_SW_SOURCE_CORE_INC_RETRIEVEDINPUTSTREAMDATA_HXX
+#define INCLUDED_SW_SOURCE_CORE_INC_RETRIEVEDINPUTSTREAMDATA_HXX
+
+#include <tools/link.hxx>
+#include <sal/types.h>
+#include <mutex>
+#include <com/sun/star/uno/Reference.hxx>
+
+#include <map>
+#include <memory>
+
+namespace com::sun::star::io { class XInputStream; }
+
+class SwAsyncRetrieveInputStreamThreadConsumer;
+
+/** Singleton class to manage retrieved input stream data in Writer
+
+ OD 2007-01-29 #i73788#
+ The instance of this class provides data container for retrieved input
+ stream data. The data container is accessed via a key, which the data
+ manager provides on creation of the data container.
+ When a certain data container is filled with data, an user event is submitted
+ to trigger the processing of with data.
+*/
+class SwRetrievedInputStreamDataManager
+{
+ public:
+
+ typedef sal_uInt64 tDataKey;
+
+ struct tData
+ {
+ std::weak_ptr< SwAsyncRetrieveInputStreamThreadConsumer > mpThreadConsumer;
+ css::uno::Reference<css::io::XInputStream> mxInputStream;
+ bool mbIsStreamReadOnly;
+
+ tData()
+ : mpThreadConsumer(),
+ mbIsStreamReadOnly( false )
+ {};
+
+ tData( std::weak_ptr< SwAsyncRetrieveInputStreamThreadConsumer > pThreadConsumer )
+ : mpThreadConsumer( pThreadConsumer ),
+ mbIsStreamReadOnly( false )
+ {};
+ };
+
+ static SwRetrievedInputStreamDataManager& GetManager();
+
+ tDataKey ReserveData( std::weak_ptr< SwAsyncRetrieveInputStreamThreadConsumer > const & pThreadConsumer );
+
+ void PushData( const tDataKey nDataKey,
+ css::uno::Reference<css::io::XInputStream> const & xInputStream,
+ const bool bIsStreamReadOnly );
+
+ bool PopData( const tDataKey nDataKey,
+ tData& rData );
+
+ DECL_STATIC_LINK( SwRetrievedInputStreamDataManager, LinkedInputStreamReady, void*, void );
+
+ private:
+
+ static tDataKey snNextKeyValue;
+
+ std::mutex maMutex;
+
+ std::map< tDataKey, tData > maInputStreamData;
+};
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */