@Override
public void render(
final Map<String, ?> model,
final HttpServletRequest request,
final HttpServletResponse response)
throws Exception {
if (m_view == null) {
String fileName = getFileName(request);
response.addHeader("Content-Disposition", "attachment; filename=\"" + fileName + "\"");
} else {
final String outputParameter = request.getParameter("output");
m_formatter.setOutput(outputParameter);
}
if (model.containsKey("report")) {
final SystemReportInfo info = (SystemReportInfo) model.get("report");
LOG.debug("found report = {}", info);
final OutputStream output;
if (m_view == null) {
output = response.getOutputStream();
} else {
output =
new OutputStream() {
@Override
public void write(int b) throws IOException {}
};
}
try {
LOG.debug("beginning output");
m_formatter.setOutputStream(output);
m_formatter.begin();
for (final SystemReportPlugin plugin : info.getPlugins()) {
LOG.debug("running plugin {}", plugin);
m_formatter.write(plugin);
output.flush();
}
LOG.debug("finishing output");
m_formatter.end();
} catch (final Throwable e) {
LOG.warn("Error while formatting system report output", e);
throw new SystemReportException(e);
} finally {
IOUtils.closeQuietly(output);
}
} else {
LOG.info("Invalid form input: {}", model);
throw new SystemReportException("Form input was invalid.");
}
LOG.debug("done");
if (m_view != null) {
m_view.render(model, request, response);
}
}
@Override
public String getContentType() {
if (m_view != null) return m_view.getContentType();
if (m_formatter == null) return "application/octet-stream";
return m_formatter.getContentType();
}