Bug 180879 [regression]Report Engine log file isn't generated.[0600]
Description: Report Engine log file isn't generated. Build number:2.2.0.v20070404 Steps to reproduce: 1. Preview BIRT report. 2. Check log in logs folder under viewer plugin birt folder. Expected result: Log file is created. Actual result: No log files. Error log:N/A
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/api/impl/ReportEngine.java
* @param fileName
	 *            the report document name. report document is an archive in
	 *            BIRT.
	 * @return A handle to the report document
	 * @throws EngineException
	 *             throwed when the report document archive does not exist, or
	 *             the file is not a valud report document
	 */
	public IReportDocument openReportDocument( String fileName )
			throws EngineException
	{
		logger.log( Level.FINE,
				"ReportEngine.openReportDocument: fileName={0} ", fileName );
		return helper.openReportDocument( fileName );
	}
	/**
	 * creates a task that allows data extraction from a report document
	 * 
	 * @param reportDocument
	 *            a handle to an IReportDocument object
	 * @return a task that renders a report to an output format
	 */
	public IDataExtractionTask createDataExtractionTask(
			IReportDocument reportDocument )
	{
		logger.log( Level.FINE,
				"ReportEngine.createDataExtractionTask: reportDocument={0} ", reportDocument );
		return helper.createDataExtractionTask( reportDocument );
	}
	/**