java如何生成格式化文件。xml文件?
我正在编写一个生成xml文件的程序。该代码工作正常,达到了预期的效果。但它只给了我一行文档。我希望它是在格式化的方式和正确的缩进。有办法吗? 这是我使用的代码
public class Main {
public static void main(String[] args) {
WriteXml(7, 9, 0);
}
public static void WriteXml(int WS1, int FTP1, int EMAIL1) {
try {
final DocumentBuilderFactory documentFactory = DocumentBuilderFactory.newInstance();
final DocumentBuilder documentBuilder = documentFactory.newDocumentBuilder();
final Document document = documentBuilder.newDocument();
final Element root = document.createElement("Counter");
document.appendChild(root);
final Element properties = document.createElement("properties");
root.appendChild(properties);
final Element webservice = document.createElement("age");
webservice.appendChild(document.createTextNode(Integer.toString(WS1)));
properties.appendChild(webservice);
final Element ftp = document.createElement("id");
ftp.appendChild(document.createTextNode(Integer.toString(FTP1)));
properties.appendChild(ftp);
final Element email = document.createElement("grade");
email.appendChild(document.createTextNode(Integer.toString(EMAIL1)));
properties.appendChild(email);
final TransformerFactory transformerFactory = TransformerFactory.newInstance();
final Transformer transformer = transformerFactory.newTransformer();
final DOMSource domSource = new DOMSource(document);
final StreamResult streamResult = new StreamResult(new File("src/counter.xml"));
transformer.transform(domSource, streamResult);
} catch (final Exception e) {
e.printStackTrace();
}
}
}
这给了我以下xml文档
<?xml version="1.0" encoding="UTF-8" standalone="no"?><Counter><properties><age>7</age><id>9</id><grade>0</grade></properties></Counter>
但我希望它更像这样
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<Counter>
<properties>
<age>7</age>
<id>9</id>
<grade>0</grade>
</properties>
</Counter>
# 1 楼答案
通过一些猜测,在查看this question添加这些行之后 在获得变压器后,可能会达到目的
# 2 楼答案
您可以在转换器的输出上设置多个属性,其中一个用于缩进:
# 3 楼答案
我创建了以下方法: