protected IReportEngine reportEngine = null;
protected IReportRunnable design = null;
design = reportEngine.openReportDesign(reportFilePath);
task = reportEngine.createRunAndRenderTask(design);
task.addScriptableJavaObject("listBean",
pageList == null ? new ArrayList<Object[]>() : pageList);
HTMLRenderOption option = new HTMLRenderOption();
option.setOutputFormat(HTMLRenderOption.OUTPUT_FORMAT_HTML);
option.setOutputStream(response.getOutputStream());
task.setRenderOption(option);
task.run();