java HttpClient

import com.mashape.unirest.http.*;
public class main {
    public static void main(String []args) throws Exception{
        Unirest.setTimeouts(0, 0);
        HttpResponse<String> response = Unirest.post("http://10.194.89.13:8888/getAutoAirRealtimeData")
                .header("accessToken", "2D636E19-FC4D-45AB-9C55-584DB3F9AF4B")
//                .multiPartContent()
                .field("start_time", "2021-11-01 00:00:00")
                .field("sign", "E06ACCDA7BAF454A08DDB8BE8AD18DE6D915A2A7")
                .field("end_time", "2021-11-01 01:00:00")
                .field("type", "1")
                .field("mpId", "1,2,3,4,5,6,7")
                .field("_ts", "1635923750")
                .asString();

        System.out.println(response.getBody());
    }
}

　　pom.xml：

     <dependency>
            <groupId>com.mashape.unirest</groupId>
            <artifactId>unirest-java</artifactId>
            <version>1.4.9</version>
        </dependency>

成功

 

 

 

 

 

二：

package com.orisdom;


import com.alibaba.fastjson.JSONObject;
import lombok.SneakyThrows;
import org.apache.http.HttpResponse;
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.DefaultHttpClient;
import org.apache.http.util.EntityUtils;
import org.junit.Test;


public class http {

    @SneakyThrows
    @Test
    public void httppost() {
        HttpClient httpClient = new DefaultHttpClient();
        HttpPost pmethod = new HttpPost("http://10.194.89.13:8888/getAutoAirRealtimeData");
//        pmethod.addHeader("Connection", "keep-alive");
        pmethod.addHeader("Accept", "*/*");
        pmethod.addHeader("Content-Type", "multipart/form-data;boundary=<calculated when request is sent>");
//        pmethod.addHeader("Content-Length", "xmlRequest.getBytes().length+");
        pmethod.addHeader("Host", "10.194.89.13:8888");
//        pmethod.addHeader("X-Requested-With", "XMLHttpRequest");
        pmethod.addHeader("Connection", "keep-alive");
        pmethod.addHeader("User-Agent", "PostmanRuntime/7.26.8");
        pmethod.addHeader("accessToken", "2D636E19-FC4D-45AB-9C55-584DB3F9AF4B");

        JSONObject obj = new JSONObject();
        obj.put("start_time", "2021-11-01 00:00:00");
        obj.put("sign", "E06ACCDA7BAF454A08DDB8BE8AD18DE6D915A2A7");
        obj.put("end_time", "2021-11-01 01:00:00");
        obj.put("type", "1");
        obj.put("mpId", "1,2,3,4,5,6,7");
        obj.put("_ts", "1635923750");
        pmethod.setEntity(new StringEntity(obj.toString(),"UTF-8"));

        HttpResponse response = httpClient.execute(pmethod);
        int code = response.getStatusLine().getStatusCode();
        if (code == 200) {
            System.out.println("ok");
            System.out.println(EntityUtils.toString(response.getEntity()));
        }

//
//        CloseableHttpClient httpClient = HttpClients.createDefault();
//        // 创建 HttpPost 请求
//        HttpPost httpPost = new HttpPost("http://10.194.89.13:8888/getAutoAirRealtimeData");
//        // 设置长连接
//        httpPost.setHeader("Connection", "keep-alive");
//        // 设置认证信息
//        httpPost.setHeader("accessToken", "2D636E19-FC4D-45AB-9C55-584DB3F9AF4B");
////        httpPost.setHeader("Authorization", "2D636E19-FC4D-45AB-9C55-584DB3F9AF4B");
//        httpPost.addHeader("Content-Type", "multipart/form-data;boundary=<calculated when request is sent>");
//        httpPost.setHeader("User-Agent", "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36");
//        httpPost.setHeader("Host", "10.194.89.13:8888");
//
//        JSONObject obj = new JSONObject();
//        obj.put("start_time", "2021-11-01 00:00:00");
//        obj.put("sign", "E06ACCDA7BAF454A08DDB8BE8AD18DE6D915A2A7");
//        obj.put("end_time", "2021-11-01 01:00:00");
//        obj.put("type", "1");
//        obj.put("mpId", "1,2,3,4,5,6,7");
//        obj.put("_ts", "1635923750");

//
//        CloseableHttpResponse httpResponse = null;
//        try {
//            StringEntity entity = new StringEntity(obj.toJSONString(), "utf-8");
//            entity.setContentType("application/json");
//            httpPost.setEntity(entity);
//            httpResponse = httpClient.execute(httpPost);
//            HttpEntity httpEntity = httpResponse.getEntity();
//            //打印结果
//            System.out.println(EntityUtils.toString(httpEntity));
//        } catch (IOException e) {
//            e.printStackTrace();
//        } finally {
//            try {
//                if (httpResponse != null) {
//                    httpResponse.close();
//                }
//            } catch (IOException e) {
//                e.printStackTrace();
//            }
//
//            try {
//                if (httpClient != null) {
//                    httpClient.close();
//                }
//            } catch (IOException e) {
//                e.printStackTrace();
//            }
//        }
    }
}

pom.xml:

        <dependency>
            <groupId>org.apache.httpcomponents</groupId>
            <artifactId>httpclient</artifactId>
            <version>4.5.3</version>
        </dependency>
        <dependency>
            <groupId>org.apache.httpcomponents</groupId>
            <artifactId>httpcore</artifactId>
            <version>4.4.6</version>
        </dependency>

失败，但也是一种方法