| /************************************************************** |
| * |
| * 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. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_unotools.hxx" |
| #include <unotools/streamhelper.hxx> |
| #include <tools/debug.hxx> |
| |
| namespace utl |
| { |
| |
| //------------------------------------------------------------------------------ |
| void SAL_CALL OInputStreamHelper::acquire() throw () |
| { |
| InputStreamHelper_Base::acquire(); |
| } |
| |
| //------------------------------------------------------------------------------ |
| void SAL_CALL OInputStreamHelper::release() throw () |
| { |
| InputStreamHelper_Base::release(); |
| } |
| |
| //------------------------------------------------------------------------------ |
| sal_Int32 SAL_CALL OInputStreamHelper::readBytes(staruno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead) |
| throw(stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException) |
| { |
| if (!m_xLockBytes.Is()) |
| throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); |
| |
| if (nBytesToRead < 0) |
| throw stario::BufferSizeExceededException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); |
| |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| aData.realloc(nBytesToRead); |
| |
| sal_Size nRead; |
| ErrCode nError = m_xLockBytes->ReadAt(m_nActPos, (void*)aData.getArray(), nBytesToRead, &nRead); |
| // FIXME nRead could be truncated on 64-bit arches |
| m_nActPos += (sal_uInt32)nRead; |
| |
| if (nError != ERRCODE_NONE) |
| throw stario::IOException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); |
| |
| // adjust sequence if data read is lower than the desired data |
| if (nRead < (sal_uInt32)nBytesToRead) |
| aData.realloc( nRead ); |
| |
| return nRead; |
| } |
| |
| void SAL_CALL OInputStreamHelper::seek( sal_Int64 location ) throw(::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| // cast is truncating, but position would be truncated as soon as |
| // put into SvLockBytes anyway |
| m_nActPos = sal::static_int_cast<sal_uInt32>(location); |
| } |
| |
| sal_Int64 SAL_CALL OInputStreamHelper::getPosition( ) throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException) |
| { |
| return m_nActPos; |
| } |
| |
| sal_Int64 SAL_CALL OInputStreamHelper::getLength( ) throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException) |
| { |
| if (!m_xLockBytes.Is()) |
| return 0; |
| |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| SvLockBytesStat aStat; |
| m_xLockBytes->Stat( &aStat, SVSTATFLAG_DEFAULT ); |
| return aStat.nSize; |
| } |
| |
| //------------------------------------------------------------------------------ |
| sal_Int32 SAL_CALL OInputStreamHelper::readSomeBytes(staruno::Sequence< sal_Int8 >& aData, |
| sal_Int32 nMaxBytesToRead) |
| throw (stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException) |
| { |
| // read all data desired |
| return readBytes(aData, nMaxBytesToRead); |
| } |
| |
| //------------------------------------------------------------------------------ |
| void SAL_CALL OInputStreamHelper::skipBytes(sal_Int32 nBytesToSkip) |
| throw (stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| if (!m_xLockBytes.Is()) |
| throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); |
| |
| if (nBytesToSkip < 0) |
| throw stario::BufferSizeExceededException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); |
| |
| m_nActPos += nBytesToSkip; |
| } |
| |
| //------------------------------------------------------------------------------ |
| sal_Int32 SAL_CALL OInputStreamHelper::available() |
| throw (stario::NotConnectedException, stario::IOException, staruno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| if (!m_xLockBytes.Is()) |
| throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); |
| |
| return m_nAvailable; |
| } |
| |
| //------------------------------------------------------------------------------ |
| void SAL_CALL OInputStreamHelper::closeInput() |
| throw (stario::NotConnectedException, stario::IOException, staruno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| if (!m_xLockBytes.Is()) |
| throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); |
| |
| m_xLockBytes = NULL; |
| } |
| |
| /*************************************************************************/ |
| //------------------------------------------------------------------------------ |
| void SAL_CALL OOutputStreamHelper::acquire() throw () |
| { |
| OutputStreamHelper_Base::acquire(); |
| } |
| |
| //------------------------------------------------------------------------------ |
| void SAL_CALL OOutputStreamHelper::release() throw () |
| { |
| OutputStreamHelper_Base::release(); |
| } |
| // stario::XOutputStream |
| //------------------------------------------------------------------------------ |
| void SAL_CALL OOutputStreamHelper::writeBytes(const staruno::Sequence< sal_Int8 >& aData) |
| throw (stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| if (!m_xLockBytes.Is()) |
| throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); |
| |
| sal_Size nWritten; |
| ErrCode nError = m_xLockBytes->WriteAt( m_nActPos, aData.getConstArray(), aData.getLength(), &nWritten ); |
| // FIXME nWritten could be truncated on 64-bit arches |
| m_nActPos += (sal_uInt32)nWritten; |
| |
| if (nError != ERRCODE_NONE || |
| sal::static_int_cast<sal_Int32>(nWritten) != aData.getLength()) |
| { |
| throw stario::IOException(::rtl::OUString(),static_cast<staruno::XWeak*>(this)); |
| } |
| } |
| |
| //------------------------------------------------------------------ |
| void SAL_CALL OOutputStreamHelper::flush() |
| throw (stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| if (!m_xLockBytes.Is()) |
| throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); |
| |
| ErrCode nError = m_xLockBytes->Flush(); |
| if (nError != ERRCODE_NONE) |
| throw stario::IOException(::rtl::OUString(),static_cast<staruno::XWeak*>(this)); |
| } |
| |
| //------------------------------------------------------------------ |
| void SAL_CALL OOutputStreamHelper::closeOutput( ) |
| throw(stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException) |
| { |
| ::osl::MutexGuard aGuard( m_aMutex ); |
| if (!m_xLockBytes.Is()) |
| throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this)); |
| |
| m_xLockBytes = NULL; |
| } |
| |
| } // namespace utl |
| |
| |