【Java】soap协议发送webservice请求工具类

目前常用的跨应用跨平台之间的数据交互，通常采用webapi接口，双方约定请求地址、请求方式、请求参数、响应数据格式、传输数据的加解密方式等进行数据交互，目前做项目遇到一个上游数据提供方提供的接口是webservice的方式以soap协议进行数据交互，这个使用Java的库类封装了一个基于soap协议调用webservice请求返回数据的工具类，记录以作备忘。

导入依赖

 <!--httpclient-->
 <dependency>
     <groupId>org.apache.httpcomponents</groupId>
     <artifactId>httpclient</artifactId>
     <version>4.5.3</version>
 </dependency>
 <!--nutz 使用了其中的 base64的工具类，可替换为其他base64的工具类-->
 <dependency>
     <groupId>org.nutz</groupId>
     <artifactId>nutz</artifactId>
     <version>1.r.67</version>
 </dependency>

封装工具类

import org.apache.http.HttpEntity;
import org.apache.http.client.config.RequestConfig;
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.nutz.repo.Base64;

import java.nio.charset.StandardCharsets;

/**
 * soap 协议发送webservice请求
 *
 * @author aaa
 * @date 2022/3/24 10:05
 */
public class WebServicePostSoapUtils {

    /**
     * 使用SOAP1.1发送消息
     *
     * @param postUrl webservice的URL
     * @param username Authorization 验证的用户名(根据webservice接口的验证规则决定是否添加)
     * @param password Authorization 验证的密码(根据webservice接口的验证规则决定是否添加)
     * @param soapXml 请求参数
     * @param soapAction 默认为空字符串
     * @return
     */
    public static String doPostSoap(String postUrl, String username, String password, String soapXml, String soapAction) {
        String retStr = "";
        // 创建HttpClientBuilder
        HttpClientBuilder httpClientBuilder = HttpClientBuilder.create();
        // HttpClient
        CloseableHttpClient closeableHttpClient = httpClientBuilder.build();
        HttpPost httpPost = new HttpPost(postUrl);
        // 设置请求和传输超时时间
        RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(6000)
                .setConnectTimeout(6000).build();
        httpPost.setConfig(requestConfig);
        try {
            httpPost.setHeader("Authorization", "Basic " + Base64.encodeToString((username + ":" + password).getBytes(), false));
            httpPost.setHeader("Content-Type", "text/xml;charset=UTF-8");
            httpPost.setHeader("SOAPAction", soapAction);
            StringEntity data = new StringEntity(soapXml, StandardCharsets.UTF_8);
            httpPost.setEntity(data);
            CloseableHttpResponse response = closeableHttpClient.execute(httpPost);
            HttpEntity httpEntity = response.getEntity();
            if (httpEntity != null) {
                // 打印响应内容
                retStr = EntityUtils.toString(httpEntity, "UTF-8");
//                System.out.println("response:" + retStr);
            }
            // 释放资源
            closeableHttpClient.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
        return retStr;
    }
}