| /* |
| * Copyright 1999-2004 The Apache Software Foundation. |
| * |
| * Licensed 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. |
| */ |
| |
| #include "MsgFileOutputStream.hpp" |
| |
| #include <xercesc/util/PlatformUtils.hpp> |
| #include <xercesc/util/XMLString.hpp> |
| |
| #include <cassert> |
| #include <cerrno> |
| #include <cstdio> |
| |
| |
| static XalanFileOutputStream::HandleType |
| openFile(const char* theFileName) |
| { |
| typedef XalanFileOutputStream::HandleType HandleType; |
| |
| #if defined(WIN32) |
| |
| |
| return CreateFile( |
| theFileName, |
| GENERIC_WRITE, |
| 0, |
| 0, |
| CREATE_ALWAYS, |
| FILE_ATTRIBUTE_NORMAL, |
| 0); |
| |
| |
| #else |
| |
| return fopen(theFileName, "wb"); |
| |
| #endif |
| } |
| |
| |
| |
| XalanFileOutputStream::XalanFileOutputStream( |
| const char* theFileName) : |
| m_fileName(theFileName), |
| m_handle(openFile(theFileName)) |
| { |
| #if defined(WIN32) |
| if (m_handle == INVALID_HANDLE_VALUE) |
| #else |
| if (m_handle == 0) |
| #endif |
| { |
| throw XalanFileOutputStreamOpenException( |
| theFileName, |
| errno); |
| } |
| } |
| |
| |
| |
| XalanFileOutputStream::~XalanFileOutputStream() |
| { |
| #if defined(WIN32) |
| if (m_handle != INVALID_HANDLE_VALUE) |
| { |
| CloseHandle(m_handle); |
| } |
| #else |
| if (m_handle != 0) |
| { |
| fclose(m_handle); |
| } |
| #endif |
| } |
| |
| |
| |
| void |
| XalanFileOutputStream::doFlush() |
| { |
| #if !defined(WIN32) |
| if (fflush(m_handle) != 0) |
| { |
| throw XalanFileOutputStreamWriteException( |
| m_fileName, |
| errno); |
| } |
| #endif |
| } |
| |
| |
| |
| void |
| XalanFileOutputStream::writeData( |
| const char* theBuffer, |
| unsigned int theBufferLength) |
| { |
| #if defined(WIN32) |
| DWORD theBytesWritten; |
| |
| if (WriteFile(m_handle, theBuffer, DWORD(theBufferLength), &theBytesWritten, 0) == false || |
| theBytesWritten != theBufferLength) |
| { |
| throw XalanFileOutputStreamWriteException( |
| m_fileName, |
| GetLastError()); |
| } |
| #else |
| const size_t theBytesWritten = |
| fwrite(theBuffer, |
| 1, |
| theBufferLength, |
| m_handle); |
| |
| if (theBytesWritten != theBufferLength) |
| { |
| throw XalanFileOutputStreamWriteException( |
| m_fileName, |
| errno); |
| } |
| #endif |
| } |
| |
| |
| |
| static char* |
| FormatMessageLocal( |
| const char* theMessage, |
| const char* theFileName, |
| int theErrorCode) |
| { |
| assert( theMessage != 0 ); |
| |
| assert( theFileName != 0); |
| |
| char* strtoBuild = new char[256]; |
| strtoBuild[0] = '\0'; |
| |
| strncat(strtoBuild,theMessage, 100); |
| strtoBuild[100] = 0; // in case that lenght(theMessage) > 100 |
| |
| strcat(strtoBuild,". The C++ run-time error code (errno) is "); |
| |
| char szNumb[20]; |
| szNumb[0] = 0; |
| sprintf(szNumb,"%d",theErrorCode); |
| |
| strncat(strtoBuild,szNumb,18); |
| |
| strcat(strtoBuild,"."); |
| |
| return strtoBuild; |
| } |
| |
| |
| |
| XalanFileOutputStream::XalanFileOutputStreamOpenException::XalanFileOutputStreamOpenException( |
| const char* theFileName, |
| int theErrorCode) : |
| m_pMessage( FormatMessageLocal( |
| "Error opening file: ", |
| theFileName, |
| theErrorCode)) |
| |
| { |
| } |
| |
| |
| |
| XalanFileOutputStream::XalanFileOutputStreamOpenException::~XalanFileOutputStreamOpenException() |
| { |
| delete [] m_pMessage; |
| } |
| |
| |
| |
| XalanFileOutputStream::XalanFileOutputStreamWriteException::XalanFileOutputStreamWriteException( |
| const char* theFileName, |
| int theErrorCode) : |
| m_pMessage(FormatMessageLocal( |
| "Error writing file: ", |
| theFileName, |
| theErrorCode)) |
| { |
| } |
| |
| |
| |
| XalanFileOutputStream::XalanFileOutputStreamWriteException::~XalanFileOutputStreamWriteException() |
| { |
| delete [] m_pMessage; |
| } |
| |
| |
| void XalanFileOutputStream::write(const UTF16Ch* theString, unsigned int theLength) |
| { |
| assert ( theString != 0 ); |
| writeData((const char*)theString,theLength * sizeof(UTF16Ch) ); |
| } |
| |
| void XalanFileOutputStream::write(const char* theString, unsigned int theLength) |
| { |
| assert ( theString != 0 ); |
| |
| UTF16Ch* theUTFString = XMLString::transcode(theString); |
| |
| write(theUTFString,theLength); |
| |
| XMLString::release(&theUTFString); |
| } |
| |
| void XalanFileOutputStream::writeAsASCII(const UTF16Ch* theString, unsigned int theLengts) |
| { |
| char* szString = XMLString::transcode(theString); |
| writeData( szString, theLengts ); |
| XMLString::release(&szString); |
| |
| } |
| |
| void XalanFileOutputStream::writeAsASCII(const char* theString, unsigned int theLengts) |
| { |
| writeData( theString, theLengts ); |
| } |
| |
| const UTF16Ch s_UTF16ByteOrderMark[] = |
| { |
| UTF16Ch(0xFEFF), |
| UTF16Ch(0) |
| }; |
| |
| void XalanFileOutputStream::writeUTFprefix() |
| { |
| write(s_UTF16ByteOrderMark,1); |
| } |