final Renderer renderer = outputFunction.getRenderer();
final int gidx = event.getState().getCurrentGroupIndex();
final Group g = event.getReport().getGroup(gidx);
final Band b = g.getHeader();
renderer.startGroup(g);
renderer.startSection(Renderer.TYPE_NORMALFLOW);
outputFunction.print(outputFunction.getRuntime(), b);
outputFunction.addSubReportMarkers(renderer.endSection());
renderer.startGroupBody(g.getBody());
}