Bug 176786 Issue when use ${env.working.folder} as context path.[0601]
Description: Issue when use ${env.working.folder} as context path Build number:2.2.0.v20070308 Steps to reproduce: 1. Add environment variable as below: env.working.folder(D:\temp\working_folder) env.document.folder (D:\temp\document_folder) env.image.folder(D:\temp\image_folder) 2. Deploy WebViewerExample folder in Tomcat5.5.7 2. Set context parameter as attached with form like ${env.working.folder}. 3. Start Server Expected result: Content inside WebViewerExample folder is untouched. Actual result: After server is started, refresh and check the WebViewerExample folder. Only webcontent and WEB-INF folders are left, other folders and two sample reports disappear. Error log:N/A
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
return filePath;
	}
	/**
	 * Create the file path of the the document. The document will be put under
	 * the document folder based on different session id.
	 * 
	 * @param filePath
	 *            the document path cretaed from the report design file.
	 * @param request
	 *            Http request, used to get the session Id.
	 * @return
	 * @throws AxisFault
	 */
	protected static String createDocumentPath( String filePath,
			HttpServletRequest request )
	{
		String documentName = null;
		if ( ( filePath == null ) || ( filePath.length( ) == 0 ) )
			return ""; 
		String sessionId = request.getSession( ).getId( );
		String fileSeparator = "\\"; 
		if ( filePath.lastIndexOf( fileSeparator ) == -1 )
			fileSeparator = "/"; 
		
		if ( filePath.lastIndexOf( fileSeparator ) != -1 )
		{
			documentName = filePath.substring( filePath
					.lastIndexOf( fileSeparator ) + 1 );
		}
		else