private static String getNamespacePrefix(String prefix) {
		if (prefix == null || prefix.length() == 0) {
			return "";
		}
		return prefix + ":";
	}
NOTE: most of this logic was copied form AndroidXmlFileSystem, which had the following
note: "most of this code was hijacked from AXMLPrinter.java class!"
Ghidra/Features/FileFormats/src/main/java/ghidra/file/formats/android/xml/AndroidXmlConvertor.java