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;
}
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) {
}
}