java简单解析wsdl文件

package com.example.demo.api.soap.client.userInterface.controller;


import org.w3c.dom.Document;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;

@SuppressWarnings("all")
public class UserInterfaceController {
    public static void main(String[] args) throws IOException, SAXException, ParserConfigurationException {
        URL url = new URL("http://localhost:8081/userInfterface?wsdl");
        InputStream openStream = url.openStream();
        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
        factory.setNamespaceAware(true);
        DocumentBuilder builder = factory.newDocumentBuilder();
        Document doc = builder.parse(openStream);

        System.out.println("root:" + doc.getFirstChild().getNodeName());

        NodeList nodeList = doc.getElementsByTagNameNS("http://schemas.xmlsoap.org/wsdl/", "definitions");
        Node root = nodeList.item(0);
        NamedNodeMap map = root.getAttributes();
        Node targetNs = map.getNamedItem("targetNamespace");
        System.out.println("名称空间:" + targetNs.getNodeValue());

        String wsdlNsUri = "http://schemas.xmlsoap.org/wsdl/";

        NodeList bindingNodes = doc.getElementsByTagNameNS(wsdlNsUri, "binding");
        Node bindingNode = bindingNodes.item(0);
        String serviceName = bindingNode.getAttributes().getNamedItem("name").getNodeValue();
        System.out.println("服务名:" + serviceName);

        NodeList serviceNodes = doc.getElementsByTagNameNS(wsdlNsUri, "service");
        Node serviceNode = serviceNodes.item(0);
        NodeList portNodes = serviceNode.getChildNodes();

        String bindingAddress = null;
        Node addressNode = portNodes.item(1).getChildNodes().item(1);
        bindingAddress = addressNode.getAttributes().getNamedItem("location").getNodeValue();
        System.out.println("调用地址:" + bindingAddress);

        NodeList portTypeNodes = doc.getElementsByTagNameNS(wsdlNsUri, "portType");
        Node portType = portTypeNodes.item(0);
        NodeList opNodes = portType.getChildNodes();
        for (int i = 0; i < opNodes.getLength(); i++) {
            Node node = opNodes.item(i);
            if (node.getNodeType() == Node.ELEMENT_NODE && node.getLocalName().equalsIgnoreCase("operation")) {
                String methodName = node.getAttributes().getNamedItem("name").getNodeValue();
                System.out.println("方法名:" + methodName);
            }
        }
    }

}