String keyColumnName = request.getParameter("keyColumnName");
String valueColumnName = request.getParameter("valueColumnName");
String noteColumnName = request.getParameter("noteColumnName");
AbstractOperation op = new KeyValueColumnizeOperation(
keyColumnName, valueColumnName, noteColumnName);
Process process = op.createProcess(project, new Properties());
performProcessAndRespond(request, response, project, process);
} catch (Exception e) {
respondException(response, e);
}