SAXReader reader = new SAXReader(); Document doc = reader.read(ClassLoader.getSystemResource("config/NewFile.xml")); OutputFormat oformat = OutputFormat.createCompactFormat();//紧凑的格式 //OutputFormat.createPrettyPrint()//换行 oformat.setEncoding("utf-8"); StringWriter out = new StringWriter(); XMLWriter writer = new XMLWriter(out,oformat); writer.write(doc); System.out.println(out.toString());