コード例 #1
0
  public byte[] getReport(ServletContext sc, HttpServletRequest req) {
    LOG.info("开始渲染报表");
    long start = System.currentTimeMillis();
    float total = (float) Runtime.getRuntime().totalMemory() / 1000000;

    this.birtReportEngine = BirtReportEngine.getBirtEngine(sc);
    IReportRunnable design;
    try {
      LOG.info("report path:" + reportPath);
      reportPath = FileUtils.getAbsolutePath(reportPath);
      LOG.info("report path:" + reportPath);
      design = birtReportEngine.openReportDesign(reportPath);
      IRunAndRenderTask task = birtReportEngine.createRunAndRenderTask(design);

      task.getAppContext().put("BIRT_VIEWER_HTTPSERVLET_REQUEST", req);
      task.setParameterValue("title", "用户图形报表");
      task.setParameterValue("tip", "测试用户报表");

      HTMLRenderOption options = new HTMLRenderOption();
      options.setOutputFormat(HTMLRenderOption.OUTPUT_FORMAT_HTML);
      ByteArrayOutputStream out = new ByteArrayOutputStream();
      options.setOutputStream(out);
      options.setImageHandler(new HTMLServerImageHandler());
      options.setBaseImageURL(SystemListener.getContextPath() + "/platform/reports/images");
      options.setImageDirectory(FileUtils.getAbsolutePath("/platform/reports/images"));
      task.setRenderOption(options);

      task.run();
      task.close();
      total = (float) Runtime.getRuntime().totalMemory() / 1000000 - total;
      LOG.info(
          "完成渲染报表,耗时:"
              + ConvertUtils.getTimeDes(System.currentTimeMillis() - start)
              + " ,耗费内存:"
              + total
              + "M");
      return out.toByteArray();
    } catch (EngineException | NumberFormatException e) {
      LOG.error("输出报表出错", e);
    }
    return null;
  }
コード例 #2
0
  private void runTasks(int reportType, String date) throws EngineException, IOException {
    File reportDesign = null;
    String outFile = EMPSettings.path_to_report_private_folder + "/";
    StringBuffer feederContent = new StringBuffer();
    feederContent.append("title;file;date;frequency;type\n");
    switch (reportType) {
      case BirtIntegration.SMP_IMAGES:
        String date1 = date.split("#")[0];
        String date2 = date.split("#")[1];
        reportDesign = new File("reports/smp-previous.rptdesign");
        outFile += "images/image" + date2 + ".html";
        FileInputStream fis = new FileInputStream(reportDesign);
        IReportRunnable design = engine.openReportDesign(fis);
        IRunAndRenderTask task = engine.createRunAndRenderTask(design);
        task.setLocale(new Locale("en-US"));
        task.getAppContext()
            .put(
                EngineConstants.APPCONTEXT_CLASSLOADER_KEY, BirtIntegration.class.getClassLoader());
        task.setParameterValue("dateToForecast", (date1));
        task.setParameterValue("dateToForecast2", (date2));
        task.validateParameters();
        HTMLRenderOption options = new HTMLRenderOption();
        options.setOutputFileName(outFile);
        options.setOutputFormat("html");
        options.setEmbeddable(true);
        task.setRenderOption(options);
        task.run();
        task.close();
        System.out.println("Wait a second !");
        try {
          Thread.sleep(1000);
        } catch (Exception e) {
        }
        Document doc = Jsoup.parse(new File(outFile), "UTF-8", "");
        String imagePath = doc.select("#__bookmark_1").attr("src");
        File afile = new File(imagePath.replace("file:", ""));
        System.out.println("temp image path is : " + afile);
        String newPath = EMPSettings.smp_photos + "/smp_" + date2 + ".png";
        File bfile = new File(newPath);
        System.out.println("moving temp image to : " + newPath);
        InputStream inStream = null;
        OutputStream outStream = null;
        System.out.println("opening file to read...");
        inStream = new FileInputStream(afile);
        System.out.println("opening file to write ...");
        outStream = new FileOutputStream(bfile);
        byte[] buffer = new byte[1024];
        int length;
        System.out.print("copying file contents...");
        while ((length = inStream.read(buffer)) > 0) {
          System.out.print(".");
          outStream.write(buffer, 0, length);
        }
        System.out.println("\\nFinished !");
        inStream.close();
        outStream.close();
        return;
      case BirtIntegration.EMP_DAILY_POWER:
        reportDesign = new File("reports/emp_daily.rptdesign");
        outFile +=
            EMPSettings.energy_path
                + "/"
                + EMPSettings.daily_path
                + "/"
                + EMPSettings.report_prefix
                + "-"
                + EMPSettings.power_prefix
                + "-"
                + EMPSettings.daily_prefix
                + "_"
                + date
                + ".pdf";
        feederContent.append(
            "energy_daily_"
                + date
                + ";sites/all/files/private/energy/daily/"
                + EMPSettings.report_prefix
                + "-"
                + EMPSettings.power_prefix
                + "-"
                + EMPSettings.daily_prefix
                + "_"
                + date
                + ".pdf"
                + ";"
                + date
                + ";Daily;Energy");
        try {
          runTasks(BirtIntegration.SMP_IMAGES, date + "#7");
          runTasks(BirtIntegration.SMP_IMAGES, date + "#15");
          runTasks(BirtIntegration.SMP_IMAGES, date + "#30");
          runTasks(BirtIntegration.SMP_IMAGES, date + "#60");
          runTasks(BirtIntegration.SMP_IMAGES, date + "#90");
          runTasks(BirtIntegration.SMP_IMAGES, date + "#180");
          runTasks(BirtIntegration.SMP_IMAGES, date + "#360");
        } catch (Exception e) {
          e.printStackTrace();
        }
        break;
      case BirtIntegration.EMP_WEEKLY_POWER:
        reportDesign = new File("reports/emp_weekly.rptdesign");
        outFile +=
            EMPSettings.energy_path
                + "/"
                + EMPSettings.weekly_path
                + "/"
                + EMPSettings.report_prefix
                + "-"
                + EMPSettings.power_prefix
                + "-"
                + EMPSettings.weekly_prefix
                + "_"
                + date
                + ".pdf";
        feederContent.append(
            "energy_weekly_"
                + date
                + ";sites/all/files/private/energy/weekly/"
                + EMPSettings.report_prefix
                + "-"
                + EMPSettings.power_prefix
                + "-"
                + EMPSettings.weekly_prefix
                + "_"
                + date
                + ".pdf"
                + ";"
                + date
                + ";Weekly;Energy");
        break;
      case BirtIntegration.EMP_WEEKLY_EMMISSIONS:
        reportDesign = new File("reports/emp_emissions.rptdesign");
        outFile +=
            EMPSettings.emissions_path
                + "/"
                + EMPSettings.weekly_path
                + "/"
                + EMPSettings.report_prefix
                + "-"
                + EMPSettings.emmissions_prefix
                + "-"
                + EMPSettings.weekly_prefix
                + "_"
                + date
                + ".pdf";
        feederContent.append(
            "emissions_weekly_"
                + date
                + ";sites/all/files/private/emissions/weekly/"
                + EMPSettings.report_prefix
                + "-"
                + EMPSettings.emmissions_prefix
                + "-"
                + EMPSettings.weekly_prefix
                + "_"
                + date
                + ".pdf"
                + ";"
                + date
                + ";Weekly;Emission");
        break;
      default:
        break;
    }

    FileOutputStream fos = new FileOutputStream(new File(EMPSettings.feeder_file_path));
    fos.write(feederContent.toString().getBytes());
    fos.close();

    // Open the report design
    FileInputStream fis = new FileInputStream(reportDesign);
    IReportRunnable design = engine.openReportDesign(fis);
    // Create task to run and render the report,
    IRunAndRenderTask task = engine.createRunAndRenderTask(design);
    task.setLocale(new Locale("en-US"));
    // Set parent classloader for engine
    task.getAppContext()
        .put(EngineConstants.APPCONTEXT_CLASSLOADER_KEY, BirtIntegration.class.getClassLoader());

    // Set parameter values and validate
    task.setParameterValue("dateToForecast", (date));
    task.validateParameters();

    // Setup rendering to HTML
    PDFRenderOption options = new PDFRenderOption();
    options.setOutputFileName(outFile);
    options.setOutputFormat("pdf");

    task.setRenderOption(options);
    // run and render report
    task.run();
    task.close();

    // Call cron of the drupal site to manage the feed
    try {
      InputStream resp = new URL(EMPSettings.cron).openStream();
    } catch (MalformedURLException e) {

    } catch (IOException e) {

    }
  }