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The author:(作者)归海一刀published in(发表于) 2014/3/20 5:13:10 XML字符串和XML DOCUMENT的相互转换_[XML教程]
一、使用最原始的javax.xml.parsers,标准的jdk api
// 字符串转XMLString xmlStr = \"......\";StringReader sr = new StringReader(xmlStr); InputSource is = new InputSource(sr); DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); DocumentBuilder builder=factory.newDocumentBuilder(); Document doc = builder.parse(is);
//XML转字符串TransformerFactory tf = TransformerFactory.newInstance();Transformer t = tf.newTransformer();t.setOutputProperty(\"encoding\",\"GB23121\");//解决中文问题,试过用GBK不行ByteArrayOutputStream bos = new ByteArrayOutputStream();t.transform(new DOMSource(doc), new StreamResult(bos));String xmlStr = bos.toString();
这里的XML DOCUMENT为org.w3c.dom.Document
二、使用dom4j后程序变得更简单
// 字符串转XMLString xmlStr = \"......\";Document document = DocumentHelper.parseText(xmlStr);
// XML转字符串 Document document = ...;String text = document.asXML();
这里的XML DOCUMENT为org.dom4j.Document
三、使用JDOM
JDOM的处理方式和第一种方法处理非常类似
//字符串转XMLString xmlStr = \".....\";StringReader sr = new StringReader(xmlStr);InputSource is = new InputSource(sr);Document doc = (new SAXBuilder()).build(is);
//XML转字符串Format format = Format.getPrettyFormat();format.setEncoding(\"gb2312\");//设置xml文件的字符为gb2312,解决中文问题XMLOutputter xmlout = new XMLOutputter(format);ByteArrayOutputStream bo = new ByteArrayOutputStream();xmlout.output(doc,bo);String xmlStr = bo.toString();
这里的XML DOCUMENT为org.jdom.Document
四、JAVASCRIPT中的处理
//字符串转XMLvar xmlStr = \".....\";var xmlDoc = new ActiveXObject(\"Microsoft.XMLDOM\");xmlDoc.async=false;xmlDoc.loadXML(xmlStr);//可以处理这个xmlDoc了var name = xmlDoc.selectSingleNode(\"/person/name\");alert(name.text);
//XML转字符串var xmlDoc = ......;var xmlStr = xmlDoc.xml
这里的XML DOCUMENT为javascript版的XMLDOM
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