HttpClient POST请求第三方接口（多参数传参）

HttpClient 是Apache Jakarta Common 下的子项目，可以用来提供高效的、最新的、功能丰富的支持 HTTP 协议的客户端编程工具包，并且它支持 HTTP 协议最新的版本和建议。

 

在开发中经常遇到和第三方公司接口对接，需要拿到对方提供的数据或者是给对方提供，下面给大家提供一个自己写的demo，本地测试有效，利用post请求传参访问 ，希望可以帮到你学习

package test;

import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.nio.charset.Charset;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;

import com.alibaba.fastjson.JSONObject;

public class InterfaceRequest {

    public static void main(String[] args) {
        String url = "https://www.jianliyisheng.com/api/site/getprovincedata";
        HttpClient client = HttpClients.createDefault();
        //默认post请求
        HttpPost post = new HttpPost(url);
        //拼接多参数
        JSONObject json = new JSONObject();
        json.put("uid", "79");
        json.put("key", "d86e33fb43036df9f9c29ff8085ac653");
        json.put("timestamp", "1562296283");
        json.put("typekey", "wshh");

        try {
            post.addHeader("Content-type", "application/json; charset=utf-8");
            post.setHeader("Accept", "application/json");
            post.setEntity(new StringEntity(json.toString(), Charset.forName("utf-8")));
            HttpResponse httpResponse = client.execute(post);

            HttpEntity entity = httpResponse.getEntity();
            System.err.println("状态:" + httpResponse.getStatusLine());
            System.err.println("参数:" + EntityUtils.toString(entity));
        } catch (UnsupportedEncodingException e1) {
            e1.printStackTrace();
        } catch (ClientProtocolException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}