Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 336 insertions, 0 deletions

diff --git a/ucb/source/ucp/tdoc/tdoc_stgelems.hxx b/ucb/source/ucp/tdoc/tdoc_stgelems.hxx
new file mode 100644
index 000000000..4842a3711
--- /dev/null
+++ b/ucb/source/ucp/tdoc/tdoc_stgelems.hxx
@@ -0,0 +1,336 @@
+/* -*- 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 .
+ */
+
+#pragma once
+
+#include <rtl/ref.hxx>
+
+#include <cppuhelper/implbase.hxx>
+
+#include <com/sun/star/embed/XStorage.hpp>
+#include <com/sun/star/embed/XTransactedObject.hpp>
+#include <com/sun/star/io/XOutputStream.hpp>
+#include <com/sun/star/io/XStream.hpp>
+#include <com/sun/star/io/XTruncate.hpp>
+#include <com/sun/star/lang/XComponent.hpp>
+#include <com/sun/star/uno/XAggregation.hpp>
+
+#include "tdoc_storage.hxx"
+
+#include <mutex>
+
+namespace tdoc_ucp {
+
+class ParentStorageHolder
+{
+public:
+    ParentStorageHolder(
+        const css::uno::Reference< css::embed::XStorage > & xParentStorage,
+        const OUString & rUri );
+
+    bool isParentARootStorage() const
+    { return m_bParentIsRootStorage; }
+    const css::uno::Reference< css::embed::XStorage >&
+    getParentStorage() const
+    { return m_xParentStorage; }
+    void setParentStorage( const css::uno::Reference< css::embed::XStorage > & xStg )
+    {
+        std::scoped_lock aGuard( m_aMutex );
+        m_xParentStorage = xStg;
+    }
+
+private:
+    std::mutex m_aMutex;
+    css::uno::Reference< css::embed::XStorage > m_xParentStorage;
+    bool                                  m_bParentIsRootStorage;
+};
+
+
+typedef
+    cppu::WeakImplHelper<
+        css::embed::XStorage,
+        css::embed::XTransactedObject > StorageUNOBase;
+
+class Storage : public StorageUNOBase, public ParentStorageHolder
+{
+public:
+    Storage(
+        const css::uno::Reference< css::uno::XComponentContext > & rxContext,
+        const rtl::Reference< StorageElementFactory >  & xFactory,
+        const OUString & rUri,
+        const css::uno::Reference< css::embed::XStorage > & xParentStorage,
+        const css::uno::Reference< css::embed::XStorage > & xStorageToWrap );
+    virtual ~Storage() override;
+
+    // XInterface
+    virtual css::uno::Any SAL_CALL queryInterface(
+            const css::uno::Type& aType ) override;
+    virtual void SAL_CALL acquire()
+        noexcept override;
+    virtual void SAL_CALL release()
+        noexcept override;
+
+    // XTypeProvider (implemented by base, but needs to be overridden for
+    //                delegating to aggregate)
+    virtual css::uno::Sequence< css::uno::Type > SAL_CALL
+    getTypes() override;
+    virtual css::uno::Sequence< sal_Int8 > SAL_CALL
+    getImplementationId() override;
+
+    // XComponent ( one of XStorage bases )
+    virtual void SAL_CALL
+    dispose() override;
+    virtual void SAL_CALL
+    addEventListener( const css::uno::Reference< css::lang::XEventListener > & xListener ) override;
+    virtual void SAL_CALL
+    removeEventListener( const css::uno::Reference< css::lang::XEventListener >& aListener ) override;
+
+    // XNameAccess ( one of XStorage bases )
+    virtual css::uno::Any SAL_CALL
+    getByName( const OUString& aName ) override;
+    virtual css::uno::Sequence< OUString > SAL_CALL
+    getElementNames() override;
+    virtual sal_Bool SAL_CALL
+    hasByName( const OUString& aName ) override;
+
+    // XElementAccess (base of XNameAccess)
+    virtual css::uno::Type SAL_CALL
+    getElementType() override;
+    virtual sal_Bool SAL_CALL
+    hasElements() override;
+
+    // XStorage
+    virtual void SAL_CALL
+    copyToStorage( const css::uno::Reference< css::embed::XStorage >& xDest ) override;
+    virtual css::uno::Reference< css::io::XStream > SAL_CALL
+    openStreamElement( const OUString& aStreamName,
+                       sal_Int32 nOpenMode ) override;
+    virtual css::uno::Reference< css::io::XStream > SAL_CALL
+    openEncryptedStreamElement( const OUString& aStreamName,
+                                sal_Int32 nOpenMode,
+                                const OUString& aPassword ) override;
+    virtual css::uno::Reference< css::embed::XStorage > SAL_CALL
+    openStorageElement( const OUString& aStorName,
+                        sal_Int32 nOpenMode ) override;
+    virtual css::uno::Reference< css::io::XStream > SAL_CALL
+    cloneStreamElement( const OUString& aStreamName ) override;
+    virtual css::uno::Reference< css::io::XStream > SAL_CALL
+    cloneEncryptedStreamElement( const OUString& aStreamName,
+                                 const OUString& aPassword ) override;
+    virtual void SAL_CALL
+    copyLastCommitTo( const css::uno::Reference<
+                        css::embed::XStorage >& xTargetStorage ) override;
+    virtual void SAL_CALL
+    copyStorageElementLastCommitTo( const OUString& aStorName,
+                                    const css::uno::Reference<
+                                        css::embed::XStorage > &
+                                            xTargetStorage ) override;
+    virtual sal_Bool SAL_CALL
+    isStreamElement( const OUString& aElementName ) override;
+    virtual sal_Bool SAL_CALL
+    isStorageElement( const OUString& aElementName ) override;
+    virtual void SAL_CALL
+    removeElement( const OUString& aElementName ) override;
+    virtual void SAL_CALL
+    renameElement( const OUString& aEleName,
+                   const OUString& aNewName ) override;
+    virtual void SAL_CALL
+    copyElementTo( const OUString& aElementName,
+                   const css::uno::Reference< css::embed::XStorage >& xDest,
+                   const OUString& aNewName ) override;
+    virtual void SAL_CALL
+    moveElementTo( const OUString& aElementName,
+                   const css::uno::Reference< css::embed::XStorage >& xDest,
+                   const OUString& rNewName ) override;
+
+    // XTransactedObject
+    virtual void SAL_CALL commit() override;
+    virtual void SAL_CALL revert() override;
+
+private:
+    rtl::Reference< StorageElementFactory >         m_xFactory;
+    css::uno::Reference< css::uno::XAggregation >         m_xAggProxy;
+    css::uno::Reference< css::embed::XStorage >           m_xWrappedStorage;
+    css::uno::Reference< css::embed::XTransactedObject >  m_xWrappedTransObj;
+    css::uno::Reference< css::lang::XComponent >          m_xWrappedComponent;
+    css::uno::Reference< css::lang::XTypeProvider >       m_xWrappedTypeProv;
+    bool                                                  m_bIsDocumentStorage;
+
+    StorageElementFactory::StorageMap::iterator m_aContainerIt;
+
+    friend class StorageElementFactory;
+};
+
+
+typedef
+    cppu::WeakImplHelper<
+        css::io::XOutputStream,
+        css::lang::XComponent > OutputStreamUNOBase;
+
+class OutputStream : public OutputStreamUNOBase, public ParentStorageHolder
+{
+public:
+    OutputStream(
+        const css::uno::Reference< css::uno::XComponentContext > & rxContext,
+        const OUString & rUri,
+        const css::uno::Reference< css::embed::XStorage >  & xParentStorage,
+        const css::uno::Reference< css::io::XOutputStream > & xStreamToWrap );
+    virtual ~OutputStream() override;
+
+    // XInterface
+    virtual css::uno::Any SAL_CALL
+    queryInterface( const css::uno::Type& aType ) override;
+
+    // XTypeProvider (implemented by base, but needs to be overridden for
+    //                delegating to aggregate)
+    virtual css::uno::Sequence< css::uno::Type > SAL_CALL
+    getTypes() override;
+    virtual css::uno::Sequence< sal_Int8 > SAL_CALL
+    getImplementationId() override;
+
+    // XOutputStream
+    virtual void SAL_CALL
+    writeBytes( const css::uno::Sequence< sal_Int8 >& aData ) override;
+    virtual void SAL_CALL
+    flush(  ) override;
+    // Note: We need to intercept this one.
+    virtual void SAL_CALL
+    closeOutput(  ) override;
+
+    // XComponent
+    // Note: We need to intercept this one.
+    virtual void SAL_CALL
+    dispose() override;
+    virtual void SAL_CALL
+    addEventListener( const css::uno::Reference< css::lang::XEventListener >& xListener ) override;
+    virtual void SAL_CALL
+    removeEventListener( const css::uno::Reference< css::lang::XEventListener >& aListener ) override;
+
+private:
+    css::uno::Reference<
+        css::uno::XAggregation >     m_xAggProxy;
+    css::uno::Reference<
+        css::io::XOutputStream >     m_xWrappedStream;
+    css::uno::Reference<
+        css::lang::XComponent >      m_xWrappedComponent;
+    css::uno::Reference<
+        css::lang::XTypeProvider >   m_xWrappedTypeProv;
+};
+
+
+typedef cppu::WeakImplHelper< css::io::XStream,
+                               css::io::XOutputStream,
+                               css::io::XTruncate,
+                               css::io::XInputStream,
+                               css::lang::XComponent >
+        StreamUNOBase;
+
+class Stream : public StreamUNOBase, public ParentStorageHolder
+{
+public:
+    Stream(
+        const css::uno::Reference< css::uno::XComponentContext > & rxContext,
+        const OUString & rUri,
+        const css::uno::Reference< css::embed::XStorage >  & xParentStorage,
+        const css::uno::Reference< css::io::XStream > & xStreamToWrap );
+
+    virtual ~Stream() override;
+
+    // XInterface
+    virtual css::uno::Any SAL_CALL
+    queryInterface( const css::uno::Type& aType ) override;
+
+    // XTypeProvider (implemented by base, but needs to be overridden for
+    //                delegating to aggregate)
+    virtual css::uno::Sequence< css::uno::Type > SAL_CALL
+    getTypes() override;
+    virtual css::uno::Sequence< sal_Int8 > SAL_CALL
+    getImplementationId() override;
+
+    // XStream
+    virtual css::uno::Reference< css::io::XInputStream > SAL_CALL
+    getInputStream() override;
+
+    virtual css::uno::Reference< css::io::XOutputStream > SAL_CALL
+    getOutputStream() override;
+
+    // XOutputStream
+    virtual void SAL_CALL
+    writeBytes( const css::uno::Sequence< sal_Int8 >& aData ) override;
+
+    virtual void SAL_CALL
+    flush() override;
+
+    virtual void SAL_CALL
+    closeOutput() override;
+
+    // XTruncate
+    virtual void SAL_CALL
+    truncate() override;
+
+    // XInputStream
+    virtual sal_Int32 SAL_CALL
+    readBytes( css::uno::Sequence< sal_Int8 >& aData,
+               sal_Int32 nBytesToRead ) override;
+
+    virtual sal_Int32 SAL_CALL
+    readSomeBytes( css::uno::Sequence< sal_Int8 >& aData,
+                   sal_Int32 nMaxBytesToRead ) override;
+
+    virtual void SAL_CALL
+    skipBytes( sal_Int32 nBytesToSkip ) override;
+
+    virtual sal_Int32 SAL_CALL
+    available() override;
+
+    virtual void SAL_CALL
+    closeInput() override;
+
+    // XComponent
+    // Note: We need to intercept this one.
+    virtual void SAL_CALL
+    dispose() override;
+    virtual void SAL_CALL
+    addEventListener( const css::uno::Reference< css::lang::XEventListener >& xListener ) override;
+    virtual void SAL_CALL
+    removeEventListener( const css::uno::Reference< css::lang::XEventListener >& aListener ) override;
+
+private:
+    /// @throws css::io::IOException
+    void commitChanges();
+
+    css::uno::Reference<
+        css::uno::XAggregation >     m_xAggProxy;
+    css::uno::Reference<
+        css::io::XStream >           m_xWrappedStream;
+    css::uno::Reference<
+        css::io::XOutputStream >     m_xWrappedOutputStream;
+    css::uno::Reference<
+        css::io::XTruncate >         m_xWrappedTruncate;
+    css::uno::Reference<
+        css::io::XInputStream >      m_xWrappedInputStream;
+    css::uno::Reference<
+        css::lang::XComponent >      m_xWrappedComponent;
+    css::uno::Reference<
+        css::lang::XTypeProvider >   m_xWrappedTypeProv;
+};
+
+} // namespace tdoc_ucp
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */