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
*/
	public static boolean isWorkingFolderAccessOnly( )
	{
		return isWorkingFolderAccessOnly;
	}
	/**
	 * if display text of select parameter
	 * 
	 * @param paramName
	 * @return
	 */
	public static String isDisplayText( String paramName )
	{
		if ( paramName == null )
			return null;
		if ( paramName.startsWith( PREFIX_DISPLAY_TEXT ) )
		{
			return paramName.replaceFirst( PREFIX_DISPLAY_TEXT, "" ); 
		}
		return null;
	}
	/**
	 * Returns the file name without extension from a base file path
	 * 
	 * @param baseName
	 * @return
	 */
	public static String generateFileNameWithoutExtension( String baseName )
	{
		String defaultName = "BIRTReport";