require_once "java/Java.inc";
session_start();
$here = getcwd();
$ctx = java_context()->getServletContext();
$birtReportEngine = java("org.eclipse.birt.php.birtengine.BirtEngine")->getBirtEngine($ctx);
java_context()->onShutdown(java("org.eclipse.birt.php.birtengine.BirtEngine")->getShutdownHook());
try {
$document = $birtReportEngine->openReportDocument($here . "/reportDocuments/" . session_id() . "/mytopnreportdocument.rptdocument");
$lastPage = $document->getPageCount();
$task = $birtReportEngine->createRenderTask($document);
$taskOptions = new java("org.eclipse.birt.report.engine.api.HTMLRenderOption");
$outputStream = new java("java.io.ByteArrayOutputStream");
$taskOptions->setOutputStream($outputStream);
$taskOptions->setOutputFormat("html");
$ih = new java("org.eclipse.birt.report.engine.api.HTMLServerImageHandler");
$taskOptions->setImageHandler($ih);
$taskOptions->setBaseImageURL($imageURLPrefix . session_id());
$taskOptions->setImageDirectory($here . "/sessionChartImages/" . session_id());
$taskOptions->setEnableAgentStyleEngine(true);
$task->setRenderOption($taskOptions);
//Note that top n report only has one page so this will return the same as not setting page number or range
$task->setPageNumber($lastPage);
//page range
$task->setPageRange("1-1");
$task->render();
$task->close();
} catch (JavaException $e) {
echo $e;
//"Error Calling BIRT";
}
echo $outputStream;
