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/****************************************************************************
* *
* OpenNI 1.x Alpha *
* Copyright (C) 2011 PrimeSense Ltd. *
* *
* This file is part of OpenNI. *
* *
* OpenNI is free software: you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License as published *
* by the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* OpenNI is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with OpenNI. If not, see <http://www.gnu.org/licenses/>. *
* *
****************************************************************************/
//---------------------------------------------------------------------------
// Includes
//---------------------------------------------------------------------------
#include "XnLogFileWriter.h"
//---------------------------------------------------------------------------
// Code
//---------------------------------------------------------------------------
XnLogFileWriter::XnLogFileWriter() :
m_fLogFile(XN_INVALID_FILE_HANDLE),
m_bWriteLineInfo(TRUE)
{
m_strCurrFileName[0] = '\0';
}
XnLogFileWriter::~XnLogFileWriter()
{
CloseFile();
}
void XnLogFileWriter::WriteEntry(const XnLogEntry* pEntry)
{
// make sure file is open
if (m_fLogFile == XN_INVALID_FILE_HANDLE)
{
return;
}
// write timestamp and severity
const XnUInt32 nMaxMessageSize = 2047;
XnChar strBuffer[nMaxMessageSize + 1];
XnUInt32 nMessageLen = 0;
XnUInt32 nChars = 0;
xnOSStrFormat(strBuffer + nMessageLen, nMaxMessageSize - nMessageLen, &nChars, "%9llu\t%-10s\t%s\t", pEntry->nTimestamp, pEntry->strSeverity, pEntry->strMask);
nMessageLen += nChars;
if (m_bWriteLineInfo)
{
// write line info
XnChar fileName[XN_FILE_MAX_PATH];
XnStatus nRetVal = xnOSGetFileName(pEntry->strFile, fileName, sizeof(fileName));
if (nRetVal == XN_STATUS_OK)
{
xnOSStrFormat(strBuffer + nMessageLen, nMaxMessageSize - nMessageLen, &nChars, "%s\t%d\t", fileName, pEntry->nLine);
nMessageLen += nChars;
}
}
xnOSStrFormat(strBuffer + nMessageLen, nMaxMessageSize - nMessageLen, &nChars, "%s\n", pEntry->strMessage);
nMessageLen += nChars;
xnOSWriteFile(m_fLogFile, strBuffer, nMessageLen);
}
void XnLogFileWriter::WriteUnformatted(const XnChar* strMessage)
{
xnOSWriteFile(m_fLogFile, strMessage, xnOSStrLen(strMessage) + 1);
}
XnStatus XnLogFileWriter::OpenFile()
{
if (m_fLogFile == XN_INVALID_FILE_HANDLE)
{
// open file
XnStatus nRetVal = xnLogCreateNewFile("log", TRUE, m_strCurrFileName, XN_FILE_MAX_PATH, &m_fLogFile);
if (nRetVal != XN_STATUS_OK)
{
// we don't have much to do if files can't be open. Logs will not be written to file
printf("Couldn't create log file! Logs will not be written (error: %s)\n", xnGetStatusString(nRetVal));
m_fLogFile = XN_INVALID_FILE_HANDLE;
return nRetVal;
}
}
return XN_STATUS_OK;
}
void XnLogFileWriter::CloseFile()
{
if (m_fLogFile != XN_INVALID_FILE_HANDLE)
{
xnOSCloseFile(&m_fLogFile);
m_fLogFile = XN_INVALID_FILE_HANDLE;
}
}
void XnLogFileWriter::SetLineInfo(XnBool bLineInfo)
{
m_bWriteLineInfo = bLineInfo;
}
void XnLogFileWriter::OnRegister()
{
OpenFile();
}
void XnLogFileWriter::OnUnregister()
{
CloseFile();
}
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