| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| #ifndef _COMPHELPER_OTRANSACTEDFILESTREAM_HXX |
| #define _COMPHELPER_OTRANSACTEDFILESTREAM_HXX |
| |
| #include <com/sun/star/uno/Sequence.hxx> |
| #include <com/sun/star/uno/Reference.hxx> |
| #include <com/sun/star/io/XInputStream.hpp> |
| #include <com/sun/star/io/XOutputStream.hpp> |
| #include <com/sun/star/io/XSeekable.hpp> |
| #include <com/sun/star/io/XTruncate.hpp> |
| #include <com/sun/star/io/XStream.hpp> |
| #include <com/sun/star/embed/XTransactedObject.hpp> |
| #include <com/sun/star/beans/XPropertySetInfo.hpp> |
| #include <com/sun/star/beans/XPropertySet.hpp> |
| #include <com/sun/star/ucb/XSimpleFileAccess.hpp> |
| #include <osl/mutex.hxx> |
| #include <cppuhelper/implbase7.hxx> |
| #include "comphelper/comphelperdllapi.h" |
| |
| namespace comphelper |
| { |
| |
| |
| //================================================================== |
| // OTransactedFileStream |
| // allows to get transacted stream access to a file |
| // the file contents are automatically truncated, but the file |
| // itself is changed only on commit |
| // after the first commit the stream switches to direct mode |
| //================================================================== |
| |
| struct TTFileStreamData_Impl; |
| class COMPHELPER_DLLPUBLIC OTruncatedTransactedFileStream |
| : public ::cppu::WeakImplHelper7 < |
| ::com::sun::star::io::XStream, |
| ::com::sun::star::io::XInputStream, |
| ::com::sun::star::io::XOutputStream, |
| ::com::sun::star::io::XTruncate, |
| ::com::sun::star::io::XSeekable, |
| ::com::sun::star::beans::XPropertySetInfo, |
| ::com::sun::star::beans::XPropertySet > |
| { |
| ::osl::Mutex m_aMutex; |
| TTFileStreamData_Impl* m_pStreamData; |
| |
| void CommonInit_Impl( |
| const ::rtl::OUString& aURL, |
| const ::com::sun::star::uno::Reference< ::com::sun::star::ucb::XSimpleFileAccess >& xFileAccess, |
| const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xFactory, |
| sal_Bool bDeleteOptionIsProvided ); |
| |
| void CloseAll_Impl(); |
| |
| public: |
| |
| OTruncatedTransactedFileStream( const ::rtl::OUString& aURL, const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xFactory ); |
| |
| OTruncatedTransactedFileStream( const ::rtl::OUString& aURL, const ::com::sun::star::uno::Reference< ::com::sun::star::ucb::XSimpleFileAccess >& xFileAccess, const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xFactory ); |
| |
| OTruncatedTransactedFileStream( const ::rtl::OUString& aURL, const ::com::sun::star::uno::Reference< ::com::sun::star::ucb::XSimpleFileAccess >& xFileAccess, const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xFactory, sal_Bool bDeleteIfNotCommited ); |
| |
| ~OTruncatedTransactedFileStream(); |
| |
| void Commit_Impl(); |
| void Revert_Impl(); |
| |
| // com::sun::star::io::XStream |
| virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getInputStream( ) throw (::com::sun::star::uno::RuntimeException); |
| virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream > SAL_CALL getOutputStream( ) throw (::com::sun::star::uno::RuntimeException); |
| |
| // com::sun::star::io::XInputStream |
| virtual ::sal_Int32 SAL_CALL readBytes( ::com::sun::star::uno::Sequence< ::sal_Int8 >& aData, ::sal_Int32 nBytesToRead ) throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); |
| virtual ::sal_Int32 SAL_CALL readSomeBytes( ::com::sun::star::uno::Sequence< ::sal_Int8 >& aData, ::sal_Int32 nMaxBytesToRead ) throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); |
| virtual void SAL_CALL skipBytes( ::sal_Int32 nBytesToSkip ) throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); |
| virtual ::sal_Int32 SAL_CALL available( ) throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); |
| virtual void SAL_CALL closeInput( ) throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); |
| |
| // com::sun::star::io::XOutputStream |
| virtual void SAL_CALL writeBytes( const ::com::sun::star::uno::Sequence< ::sal_Int8 >& aData ) throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); |
| virtual void SAL_CALL flush( ) throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); |
| virtual void SAL_CALL closeOutput( ) throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); |
| |
| // com::sun::star::io::XTruncate |
| virtual void SAL_CALL truncate( ) throw (::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); |
| |
| // com::sun::star::io::XSeekable |
| virtual void SAL_CALL seek( ::sal_Int64 location ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); |
| virtual ::sal_Int64 SAL_CALL getPosition( ) throw (::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); |
| virtual ::sal_Int64 SAL_CALL getLength( ) throw (::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException); |
| |
| // ::com::sun::star::beans::XPropertySetInfo |
| virtual ::com::sun::star::uno::Sequence< ::com::sun::star::beans::Property > SAL_CALL getProperties( ) throw (::com::sun::star::uno::RuntimeException); |
| virtual ::com::sun::star::beans::Property SAL_CALL getPropertyByName( const ::rtl::OUString& aName ) throw (::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::uno::RuntimeException); |
| virtual ::sal_Bool SAL_CALL hasPropertyByName( const ::rtl::OUString& Name ) throw (::com::sun::star::uno::RuntimeException); |
| |
| // com::sun::star::beans::XPropertySet |
| virtual ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySetInfo > SAL_CALL getPropertySetInfo( ) throw (::com::sun::star::uno::RuntimeException); |
| virtual void SAL_CALL setPropertyValue( const ::rtl::OUString& aPropertyName, const ::com::sun::star::uno::Any& aValue ) throw (::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::beans::PropertyVetoException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException); |
| virtual ::com::sun::star::uno::Any SAL_CALL getPropertyValue( const ::rtl::OUString& PropertyName ) throw (::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException); |
| virtual void SAL_CALL addPropertyChangeListener( const ::rtl::OUString& aPropertyName, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertyChangeListener >& xListener ) throw (::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException); |
| virtual void SAL_CALL removePropertyChangeListener( const ::rtl::OUString& aPropertyName, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertyChangeListener >& aListener ) throw (::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException); |
| virtual void SAL_CALL addVetoableChangeListener( const ::rtl::OUString& PropertyName, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XVetoableChangeListener >& aListener ) throw (::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException); |
| virtual void SAL_CALL removeVetoableChangeListener( const ::rtl::OUString& PropertyName, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XVetoableChangeListener >& aListener ) throw (::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException); |
| |
| }; |
| |
| } // namespace comphelper |
| |
| #endif //_COMPHELPER_OTRANSACTEDFILESTREAM_HXX |
| |
| |