int n = 1;
if (layerDepth != null && !layerDepth.isEmpty()) {
n = layerDepth.get(layerDepth.size() - 1).intValue();
layerDepth.remove(layerDepth.size() - 1);
} else {
throw new IllegalPdfSyntaxException(MessageLocalization.getComposedMessage("unbalanced.layer.operators"));
}
while (n-- > 0)
content.append("EMC").append_i(separator);
}