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package com.utils;

import java.io.BufferedReader;

import java.io.InputStreamReader;

import java.io.OutputStreamWriter;

import java.net.HttpURLConnection;

import java.net.URL;

import net.sf.json.JSONObject;

public class testOne {

    public static void main(String[] args) {

        JSONObject jsobj1 = new JSONObject();

        JSONObject jsobj2 = new JSONObject();

        jsobj2.put("deviceID", "112");

        jsobj2.put("channel", "channel");

        jsobj2.put("state", "0");

        jsobj1.put("item", jsobj2);

        jsobj1.put("requestCommand", "control");

        post(jsobj1,"http://192.168.3.4:8080/HSDC/test/authentication");

    }

    public static String post(JSONObject json,String path) {

        String result="";

    try {

        HttpClient client=new DefaultHttpClient();

            HttpPost post=new HttpPost(url);

            post.setHeader("Content-Type", "appliction/json");

            post.addHeader("Authorization", "Basic YWRtaW46");

            StringEntity s=new StringEntity(json.toString(), "utf-8");

            s.setContentEncoding(new BasicHeader(HTTP.CONTENT_TYPE, "appliction/json"));

            post.setEntity(s);

            HttpResponse httpResponse=client.execute(post);

            InputStream in=httpResponse.getEntity().getContent();

            BufferedReader br=new BufferedReader(new InputStreamReader(in, "utf-8"));

            StringBuilder strber=new StringBuilder();

            String line=null;

            while ((line=br.readLine())!=null) {

                strber.append(line+"\n");

            }

            in.close();

            result=strber.toString();

            if(httpResponse.getStatusLine().getStatusCode()!=HttpStatus.SC_OK){

                result="服务器异常";

            }

    } catch (Exception e) {

      System.out.println("请求异常");

      throw new RuntimeException(e);

    }

    System.out.println("result=="+result);

    return result;

  }

}

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package com.controller;

import java.io.IOException;

import java.io.InputStreamReader;

import java.io.UnsupportedEncodingException;

import java.util.HashMap;

import java.util.Map;

import org.springframework.http.MediaType;

import org.springframework.web.bind.annotation.RequestMapping;

import org.springframework.web.bind.annotation.RequestMethod;

import org.springframework.web.bind.annotation.RestController;

import javax.annotation.Resource;

import javax.servlet.http.HttpServletRequest;

@RestController

@RequestMapping("test")

public class TestConttroller{

  @Resource

    protected HttpServletRequest request;

    @RequestMapping(value="authentication",produces = MediaType.APPLICATION_JSON_VALUE,method = RequestMethod.POST)

    public Map<String,Object> getString() throws UnsupportedEncodingException, IOException{

        System.out.println("进入=====================");

        //后台接收

        InputStreamReader reader=new InputStreamReader(request.getInputStream(),"UTF-8");

        char [] buff=new char[1024];

        int length=0;

        while((length=reader.read(buff))!=-1){

           String x=new String(buff,0,length);

           System.out.println(x);

        }

        //响应

        Map<String,Object> jsonObject = new HashMap<String, Object>(); //创建Json对象

        jsonObject.put("username", "张三");     //设置Json对象的属性

        jsonObject.put("password", "123456");

        return jsonObject;

    }

}