WebService系列之HttpClient调用WebService接口

测试工具下载soapui测试

http://ws.webxml.com.cn/WebServices/WeatherWS.asmx?wsdl

package com.extra.credit.util;import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import org.apache.commons.io.IOUtils;
import org.apache.http.HttpEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.util.EntityUtils;
import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;import java.nio.charset.Charset;
import java.util.List;/*** <pre>*      工具类：HttpClient方式调用webService服务* </pre>** <pre>* @author nicky ma* 修改记录*    修改后版本:     修改人：  修改日期: 2021/03/11 10:05  修改内容:* </pre>*/
@Component
public class WSHttpClientUils {static Logger log = LoggerFactory.getLogger(WSHttpClientUils.class);/***  HttpClient方式调用webservice api <br>* @Author mazq* @Date 2021/03/11 10:14* @Param [point, params, methodName]* @return java.lang.String*/public static String doPostWebServiceURL(String point, String params, String soapAction)throws Exception {String result = "";// 创建HttpClientBuilderHttpClientBuilder httpClientBuilder = HttpClientBuilder.create();// HttpClientCloseableHttpClient closeableHttpClient = httpClientBuilder.build();HttpPost httpPost = new HttpPost(point);try {httpPost.setHeader("Content-Type", "text/xml;charset=UTF-8");httpPost.setHeader("SOAPAction", soapAction);StringEntity data = new StringEntity(params,Charset.forName("UTF-8"));httpPost.setEntity(data);CloseableHttpResponse response = closeableHttpClient.execute(httpPost);HttpEntity httpEntity = response.getEntity();if (httpEntity != null) {result = EntityUtils.toString(httpEntity, "UTF-8");}} catch (Exception e) {log.error("调用远程WebService接口异常:{}" , e);throw e;}finally {IOUtils.closeQuietly(closeableHttpClient);}return result;}/*** xml转换为JSONObject <br>* @Author nicky ma* @Date 2021/03/11 10:01* @Param [xmlStr]* @return com.alibaba.fastjson.JSONObject*/public static JSONObject xml2Json(String xmlStr) throws DocumentException {Document doc = DocumentHelper.parseText(xmlStr);JSONObject json = new JSONObject();doParseXmlElements(doc.getRootElement() , json);return json;}/*** xml Document Elements解析 <br>* @Author nicky ma* @Date 2021/03/11 10:01* @Param [element, json]* @return void*/public static void doParseXmlElements(Element element, JSONObject json) {List<Element> chdEl = element.elements();for(Element e : chdEl){if (!e.elements().isEmpty()) {JSONObject chdjson = new JSONObject();doParseXmlElements(e, chdjson);Object o = json.get(e.getName());if (o != null) {JSONArray jsona = null;if (o instanceof JSONObject) {JSONObject jsono = (JSONObject) o;json.remove(e.getName());jsona = new JSONArray();jsona.add(jsono);jsona.add(chdjson);}if (o instanceof JSONArray) {jsona = (JSONArray) o;jsona.add(chdjson);}json.put(e.getName(), jsona);} else {if (!chdjson.isEmpty()) {json.put(e.getName(), chdjson);}}} else {if (!e.getText().isEmpty()) {json.put(e.getName(), e.getText());}}}}}

protected Map<String , String> obtainTokenByHttp(String paramJson , String url) throws Exception {StringBuffer soapRequestParams = new StringBuffer();soapRequestParams.append("<soapenv:Envelope xmlns:soapenv=\"http://schemas.xmlsoap.org/soap/envelope/\" xmlns:ser=\"http://service.webservice.catalog.infotrust.com\">");soapRequestParams.append("<soapenv:Header/>");soapRequestParams.append("<soapenv:Body>");soapRequestParams.append("<ser:getToken>");soapRequestParams.append("<ser:in0>"+paramJson+"</ser:in0>");soapRequestParams.append("</ser:getToken>");soapRequestParams.append("</soapenv:Body>");soapRequestParams.append("</soapenv:Envelope>");logger.warn(String.format("request params:%s", soapRequestParams.toString()));String returnDatabase = WSHttpClientUils.doPostWebServiceURL(url , soapRequestParams.toString(),"");logger.warn(String.format("xml string:%s" , returnDatabase));com.alibaba.fastjson.JSONObject jsonObject = WSHttpClientUils.xml2Json(returnDatabase);com.alibaba.fastjson.JSONObject body = jsonObject.getJSONObject("Body");com.alibaba.fastjson.JSONObject getSafeTokenResponse = body.getJSONObject("getSafeTokenResponse");String out = getSafeTokenResponse.getString("out");com.alibaba.fastjson.JSONObject outJson = JSON.parseObject(out);String code = outJson.getString("code");String message = outJson.getString("message");String token = "";logger.warn(String.format("webservice api返回数据，code:%s，message:%s",code,message));if ("200".equals(code)) {token = outJson.getString("token");}if (logger.isInfoEnabled()) {logger.info(String.format("api token：%s", token));}Map<String,String> result = new HashMap<String, String>(2);result.put("token",token);return result;}

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