生成xml文件

    /**
     * 生成xml文件
     *
     * @param xmlStr
     * @param fileName
     * @param type
     * @param path
     * @return
     * @author allen_lu
     * @since 2019年12月12日10:43:15
     */
public void createXml(String xmlStr, String fileName, String type, String path) {
        Document doc = strToDocument(xmlStr);
        String realPath = path + File.separator + fileName + type;
        try {
            // 判断文件是否存在，如存在就删掉它
            File file = new File(realPath);
            if (!file.getParentFile().exists()) {
                file.getParentFile().mkdirs();
            }
            /** 将document中的内容写入文件中 */
            TransformerFactory tFactory = TransformerFactory.newInstance();
            Transformer transformer = tFactory.newTransformer();
            transformer.setOutputProperty(OutputKeys.ENCODING, "UTF-8");
            transformer.setOutputProperty(OutputKeys.INDENT, "yes");
            DOMSource source = new DOMSource(doc);
            StreamResult result = new StreamResult(new FileOutputStream(realPath));
            transformer.transform(source, result);
        } catch (final Exception e) {
            e.printStackTrace();
        }
    }

    /**
     * 生成文件获取Document
     *
     * @param xmlStr
     * @return
     * @author allen_lu
     * @since 2019年12月12日10:43:15
     */
    public static Document strToDocument(String xmlStr) {
        Document doc = null;
        StringReader sr = new StringReader(xmlStr);
        InputSource is = new InputSource(sr);
        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
        DocumentBuilder builder;
        try {
            builder = factory.newDocumentBuilder();
            doc = builder.parse(is);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return doc;
    }