protected String renderPage(IReportDocument doc, long pageNo) throws Exception {
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
assertTrue(pageNo <= doc.getPageCount());
IRenderTask renderTask = engine.createRenderTask(doc);
try {
HTMLRenderOption options = new HTMLRenderOption();
options.setOutputFormat("html");
options.setOutputStream(buffer);
renderTask.setRenderOption(options);
renderTask.setPageNumber((long) pageNo);
renderTask.render();
List errors = renderTask.getErrors();
assertEquals(0, errors.size());
} finally {
renderTask.close();
}
return new String(buffer.toString("UTF-8"));
}
/** Заполнение отчёта */
private void fillReport(RptMain report, RptProperties properties) {
String reportDoc = generateReportFileName(report, properties);
IReportDocument rd = null;
byte[] reportResult = null;
try {
IRunTask runTask = engine.createRunTask(design);
setupEngineTask(runTask, properties);
try {
runTask.run(reportDoc);
} finally {
runTask.close();
}
rd = engine.openReportDocument(reportDoc);
IRenderTask rendTask = engine.createRenderTask(rd);
setupRenderTask(rendTask, properties);
try {
rendTask.render();
reportResult =
((ByteArrayOutputStream) rendTask.getRenderOption().getOutputStream()).toByteArray();
} finally {
rendTask.close();
}
} catch (EngineException e) {
if (e.getCause() instanceof ApplicationException) throw (ApplicationException) e.getCause();
else throw new ReportException(Messages.getInstance().getMessage(Messages.BIRT_ERROR), e);
} finally {
if (rd != null) rd.close();
File f = new File(reportDoc);
f.delete();
f = null;
}
showReport(report, reportResult, properties);
}
@SuppressWarnings("unchecked")
protected void renderMergedOutputModel(
Map<String, Object> modelData, HttpServletRequest request, HttpServletResponse response)
throws Exception {
FileInputStream fis = null;
IReportRunnable runnable = null;
IReportDocument document = null;
try {
if (this.reportParameters == null) this.reportParameters = new HashMap<String, Object>();
for (String k : modelData.keySet()) this.reportParameters.put(k, modelData.get(k));
// 2) reportName property
// 1) report name parameter is available, use that
String reportName;
reportName =
StringUtils.hasText(this.reportName)
? this.reportName
: request.getParameter(this.reportNameRequestParameter); // 'cat'
String fullReportName = canonicalizeName(reportName);
String documentName;
documentName =
StringUtils.hasText(this.documentName)
? this.documentName
: request.getParameter(this.documentNameRequestParameter); // 'cat'
String fullDocumentName = canonicalizeDocName(documentName);
if (documentName == null) {
fullDocumentName = reportName.replaceAll(".rptdesign", ".rptdocument");
}
String format;
if (this.reportOutputFormat != null) {
format = this.reportOutputFormat;
} else {
format = request.getParameter(this.reportFormatRequestParameter);
}
ServletContext sc =
request.getServletContext(); // / avoid creating an HTTP session if possible.
if (format == null) {
format = "html";
}
Map<String, Object> mapOfOptions = new HashMap<String, Object>();
mapOfOptions.put(
IModuleOption.RESOURCE_FOLDER_KEY,
birtViewResourcePathCallback.resourceDirectory(sc, request, reportName));
mapOfOptions.put(IModuleOption.PARSER_SEMANTIC_CHECK_KEY, Boolean.FALSE);
// set content type
String contentType = birtEngine.getMIMEType(format);
response.setContentType(contentType);
setContentType(contentType);
Map<String, Object> appContextMap = new HashMap<String, Object>();
appContextMap.put(EngineConstants.APPCONTEXT_BIRT_VIEWER_HTTPSERVET_REQUEST, request);
if (this.dataSource != null) {
appContextMap.put(IConnectionFactory.PASS_IN_CONNECTION, this.dataSource.getConnection());
if (this.closeDataSourceConnection)
appContextMap.put(IConnectionFactory.CLOSE_PASS_IN_CONNECTION, Boolean.TRUE);
}
IEngineTask task = null;
String pathForReport =
birtViewResourcePathCallback.pathForReport(sc, request, fullReportName);
fis = new FileInputStream(pathForReport);
runnable = birtEngine.openReportDesign(fullReportName, fis, mapOfOptions);
if (runnable != null && this.taskType == AbstractSingleFormatBirtView.RUNRENDERTASK) {
task = birtEngine.createRunAndRenderTask(runnable);
task.setParameterValues(discoverAndSetParameters(runnable, request));
IRunAndRenderTask runAndRenderTask = (IRunAndRenderTask) task;
IRenderOption options = null == this.renderOption ? new RenderOption() : this.renderOption;
options.setActionHandler(actionHandler);
IRenderOption returnedRenderOptions =
renderReport(
modelData,
request,
response,
this.birtViewResourcePathCallback,
appContextMap,
reportName,
format,
options);
for (String k : appContextMap.keySet())
runAndRenderTask.getAppContext().put(k, appContextMap.get(k));
runAndRenderTask.setRenderOption(returnedRenderOptions);
runAndRenderTask.run();
runAndRenderTask.close();
} else {
// Run then Render
if (runnable != null) {
task = birtEngine.createRunTask(runnable);
task.setParameterValues(discoverAndSetParameters(runnable, request));
IRunTask runTask = (IRunTask) task;
for (String k : appContextMap.keySet())
runTask.getAppContext().put(k, appContextMap.get(k));
String pathForDocument =
birtViewResourcePathCallback.pathForDocument(sc, request, fullDocumentName);
runTask.run(pathForDocument);
runTask.close();
document = birtEngine.openReportDocument(fullDocumentName, pathForDocument, mapOfOptions);
task = birtEngine.createRenderTask(document);
IRenderTask renderTask = (IRenderTask) task;
IRenderOption options =
null == this.renderOption ? new RenderOption() : this.renderOption;
options.setActionHandler(actionHandler);
IRenderOption returnedRenderOptions =
renderReport(
modelData,
request,
response,
this.birtViewResourcePathCallback,
appContextMap,
reportName,
format,
options);
for (String k : appContextMap.keySet())
renderTask.getAppContext().put(k, appContextMap.get(k));
if (renderRange != null) {
renderTask.setPageRange(renderRange);
}
renderTask.setRenderOption(returnedRenderOptions);
renderTask.render();
renderTask.close();
document.close();
}
}
} catch (Throwable th) {
throw new RuntimeException(th); // nothing useful to do here
} finally {
if (null != fis) IOUtils.closeQuietly(fis);
if (null != document) document.close();
}
}