private void encodeHeaderComment(Encoder encoder, Function func) throws IOException {
		Address addr = func.getEntryPoint();
		String text = listing.getComment(CommentType.PLATE, addr);
		if (text != null) {
			encoder.openElement(ELEM_COMMENT);
			encoder.writeString(ATTRIB_TYPE, "header");
			AddressXML.encode(encoder, addr);
			AddressXML.encode(encoder, addr);
			encoder.openElement(ELEM_TEXT);
			encoder.writeString(ATTRIB_CONTENT, text);
			encoder.closeElement(ELEM_TEXT);
			encoder.closeElement(ELEM_COMMENT);
		}
	}
Write a description of the formal namespace path to the given namespace
@param id is the ID of the given namespace
@param resultEncoder is where to write the encoded result
@throws IOException for errors in the underlying stream
Ghidra/Features/Decompiler/src/main/java/ghidra/app/decompiler/DecompileCallback.java