/**
* Saves the rendered report to the specified DeliverFile component, which the caller will return
* back to the user.
*
* @param file the DeliverFile component to save the file into
* @return a Throwable if an error occurred (which the caller should display to the user), or null
* if the operation was successful
*/
public Throwable deliverTo(DeliverFile file) {
try {
NSMutableDataOutputStream outputStream = new NSMutableDataOutputStream();
PDFRenderOption option = new PDFRenderOption();
option.setOutputFormat("PDF");
option.setOutputStream(outputStream);
IRenderTask task = reportEngine().createRenderTask(reportDocument());
task.setRenderOption(option);
org.mozilla.javascript.Context.enter();
task.render();
org.mozilla.javascript.Context.exit();
outputStream.close();
close();
file.setFileData(outputStream.data());
file.setContentType("application/pdf");
file.setStartDownload(true);
file.setDeliveredName(generatedReport().description() + ".pdf");
} catch (Exception e) {
return e;
}
return null;
}
/**
* Gets the contents of the specified blob as raw data.
*
* @param objectId the id of the blob
* @return an {@code NSData} object containing the raw data from the blob
*/
public NSData contentForBlob(ObjectId objectId) {
ObjectReader reader = repository.newObjectReader();
try {
ObjectLoader loader = reader.open(objectId);
NSMutableDataOutputStream output = new NSMutableDataOutputStream();
loader.copyTo(output);
output.close();
return output.data();
} catch (IOException e) {
log.error("An exception occurred while getting the blob " + "contents: ", e);
return null;
} finally {
reader.release();
}
}