在Restcontroller中以不同方式打印Xml标记

import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.InputSource;

import javax.servlet.http.HttpServletRequest;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.StringReader;

@RestController
@RequestMapping("/xml")
public class XmlController {

    @PostMapping
    public void printXml(HttpServletRequest request) throws Exception {
        StringBuilder xmlPayload = new StringBuilder();
        BufferedReader reader = new BufferedReader(new InputStreamReader(request.getInputStream()));
        String line;
        while ((line = reader.readLine()) != null) {
            xmlPayload.append(line);
        }

        String xmlString = xmlPayload.toString();
        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
        DocumentBuilder builder = factory.newDocumentBuilder();
        Document document = builder.parse(new InputSource(new StringReader(xmlString)));

        printXmlTags(document.getDocumentElement());
    }

    private void printXmlTags(Element element) {
        System.out.println(element.getNodeName());

        NodeList nodeList = element.getChildNodes();
        for (int i = 0; i < nodeList.getLength(); i++) {
            Node node = nodeList.item(i);
            if (node.getNodeType() == Node.ELEMENT_NODE) {
                printXmlTags((Element) node);
            }
        }
    }
}

import org.springframework.http.MediaType;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController
@RequestMapping("/xml")
public class XmlController {

    @PostMapping(consumes = MediaType.APPLICATION_XML_VALUE)
    public void printXml(@RequestBody YourXmlObject yourXmlObject) {
        printXmlTags(yourXmlObject);
    }

    private void printXmlTags(YourXmlObject yourXmlObject) {
        // 遍历yourXmlObject对象，获取XML标记并打印
    }
}