java httpclient发送json 请求 ,go服务端接收

/**
*java客户端发送http请求
*/
package com.xx.httptest;

/**
 * Created by yq on 16/6/27.
 */

import java.io.IOException;
import java.net.URLEncoder;
import org.apache.commons.httpclient.*;
import org.apache.commons.httpclient.methods.GetMethod;
import org.apache.commons.httpclient.methods.PostMethod;
import org.apache.commons.httpclient.methods.RequestEntity;
import org.apache.commons.httpclient.methods.StringRequestEntity;
import org.apache.http.params.CoreConnectionPNames;
import org.json.JSONException;
import org.json.JSONObject;

public class HttpClientTest {

    public static void main(String[] args) throws Exception {
        String url = "http://localhost:8030/workflowapi/workflowextend";
        String host = "www.127.0.0.1";
        String param = "startCity=" + URLEncoder.encode("杭州", "utf-8") + "&lastCity=&theDate=&userID=";
        HttpClient httpClient = new HttpClient();
        httpClient.getParams().setParameter(CoreConnectionPNames.CONNECTION_TIMEOUT, 60000);

        //httpClient.getHostConfiguration().setHost(host, 8030, "http");

        //HttpMethod method = getMethod(url, param);
        HttpMethod method = postMethod1(url);
        System.out.println("打印发送状态---->");
        //System.out.println(method.getStatusCode());
        int sendStatus = 0;

        try {

            sendStatus = httpClient.executeMethod(method);
            System.out.println("打印发送状态");
            System.out.println(sendStatus);
            System.out.println("dddddddd");

            String response = method.getResponseBodyAsString();
            System.out.println(response);
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            method.releaseConnection();
        }
        //String response = new String(method.getResponseBodyAsString().getBytes("ISO-8859-1"));               
        //System.out.println(response);

    }

        private static HttpMethod getMethod(String url,String param) throws IOException {

            GetMethod get = new GetMethod(url + "?" + param);
            get.releaseConnection();
            return get;

        }

    /*
        发送form表单参数
     */
        private static HttpMethod postMethod(String url) throws IOException {

            PostMethod post = new PostMethod(url);
            post.setRequestHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");

            NameValuePair[] param = {new NameValuePair("startCity", "杭州"),
                    new NameValuePair("lastCity", "沈阳"),
                    new NameValuePair("userID", ""),
                    new NameValuePair("theDate", "")};
            post.setRequestBody(param);
            post.releaseConnection();
            return post;
        }

    /*
         发送json数据
     */

    private static HttpMethod postMethod1(String url) throws IOException{

        PostMethod post = new PostMethod(url);

        //post.setRequestHeader("Content-Type","application/x-www-form-urlencoded;charset=utf-8");
        post.setRequestHeader("Content-Type","application/json");

        JSONObject jsonObject = new JSONObject();
        JSONObject jsonObject2 = new JSONObject();
        try {
            jsonObject.put("aaaaa","ddddd");
            jsonObject.put("bbbbb","ddddd2");
            jsonObject.put("ccccc","ddddd3");
            jsonObject2.put("55555",jsonObject);
            jsonObject2.put("66666","testtest");
        } catch (JSONException e) {
            e.printStackTrace();
        }

        RequestEntity requestEntity = new StringRequestEntity(jsonObject2.toString(),"text/xml","UTF-8");
        post.setRequestEntity(requestEntity);

        post.releaseConnection();
        return post;

    }

}

　　

go 服务端

func (this *WorkflowApiController) WorkFlowExtend() {

	fmt.Println("打印post数据")
	fmt.Println(this.Ctx.Request.Body)

	body, _ := ioutil.ReadAll(this.Ctx.Request.Body)
	var dat map[string]interface{}
	if err := json.Unmarshal(body, &dat); err == nil {
		fmt.Println("打印map----->",dat)
	}else {
		fmt.Println("打印错误----->",err.Error())
	}

	fmt.Println(this.GetString("startCity"))
	formdata := this.GetString("formdata")
	fmt.Println("打印接收数据------>>>>>",formdata)
	formdataMap := map[string]interface{}{}
	json.Unmarshal([]byte(formdata), &formdataMap)

	//fmt.Println("调用http接口打印--->>,",formdataMap)

	resMap := map[string]interface{}{}
	resMap["code"] = "1"

	this.Data["json"] = resMap
	this.ServeJson()

}