Bug 214204 Only document content in document folder should be removed.[0601]
Description: Only document related content in document folder should be removed. Build number:2.3.0.v20080103 Steps to reproduce: 1. Deploy BIRT. 2. Edit web.xml to set BIRT_VIEWER_DOCUMENT_FOLDER to your local path and there are content inside the path. 3. Start server and click View Example to preview sample report. Expected result: Only content created by viewer should be removed in specified document folder. Actual result: All contents are deleted despite whether they are related with BIRT. Error log:n/a
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
logLevel = context
				.getInitParameter( ParameterAccessor.INIT_PARAM_LOG_LEVEL );
		if ( logLevel == null )
			logLevel = IBirtConstants.DEFAULT_LOGS_LEVEL;
		
		String initScriptlibFolder = context
				.getInitParameter( ParameterAccessor.INIT_PARAM_SCRIPTLIB_DIR );
		if ( isDesigner && initScriptlibFolder == null )
			initScriptlibFolder = workingPath
					+ IBirtConstants.DEFAULT_SCRIPTLIB_FOLDER;
		scriptLibDir = processRealPath( context, initScriptlibFolder,
				IBirtConstants.DEFAULT_SCRIPTLIB_FOLDER, false );
		
		webAppLocale = getLocaleFromString( context
				.getInitParameter( INIT_PARAM_LOCALE ) );
		if ( webAppLocale == null )
			webAppLocale = Locale.getDefault( );
		isWorkingFolderAccessOnly = Boolean
				.valueOf(
						context
								.getInitParameter( INIT_PARAM_WORKING_FOLDER_ACCESS_ONLY ) )
				.booleanValue( );
		
		String s_maxRows = context.getInitParameter( INIT_PARAM_VIEWER_MAXROWS );
		try
		{
			maxRows = Integer.valueOf( s_maxRows ).intValue( );
		}
		catch ( NumberFormatException e )
		{