服务器之间传输数据

package com.pms.sys.util;import java.io.BufferedReader;import java.io.DataOutputStream;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.io.UnsupportedEncodingException;import java.net.HttpURLConnection;import java.net.URL;import java.net.URLEncoder;import java.util.ArrayList;import java.util.HashMap;import java.util.List;import java.util.Map;import net.sf.json.JSONObject;/** * max请求 * @author NetSnake * */public class NetUtils {    //UTF-8  GBK    public static final String DEF_CHATSET = "UTF-8";    public static final int DEF_CONN_TIMEOUT = 86400000;    public static final int DEF_READ_TIMEOUT = 86400000;    //public static String userAgent =  "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/29.0.1547.66 Safari/537.36";    //配置您申请的KEY    public static final String APPKEY ="*************************";    /*     * 需求计划测试     */    @org.junit.Test    public void getPlanTest() throws UnsupportedEncodingException    {        String result =null;        String url ="url（地址）?str=";//请求接口地址        Map<String, Object> params = new HashMap<>();//请求参数        //params.put("key",APPKEY);//APPKEY值        List<Map<String, Object>> list = new ArrayList<>();        Map<String, Object> params0 = new HashMap<>();//请求参数//          params0.put("userid","1458");        params0.put("personid","CHENRENJUN");        params0.put("tableName","pr");        Map<String, Object> params1 = new HashMap<>();        params1.put("description",URLEncoder.encode("测试审核流程","UTF-8"));        //URLEncoder.encode("测试审核流程","UTF-8")        params0.put("tableFields",params1);        list.add(params0);        params.put("tableLists",list);        url = url+JSONObject.fromObject(params);        System.out.println(url);        try {            System.out.println(params+"发送请求前");            result =net(url, null, "POST");            System.out.println(result+"请求返回数据");            JSONObject object = JSONObject.fromObject(result);            System.out.println(object);            /*if(object.getInt("error_code")==0){                System.out.println(object.get("result"));            }else{                System.out.println(object.get("error_code")+":"+object.get("reason"));            }*/            if(object.getString("result") != null){                System.out.println(object.get("result"));                object = JSONObject.fromObject(object.get("result"));                System.out.println(object.get("prnum")+"==="+object.get("status"));            }        } catch (Exception e) {            e.printStackTrace();        }    }    /**     *     * @param strUrl 请求地址     * @param params 请求参数     * @param method 请求方法     * @return  网络请求字符串     * @throws Exception     */    public static String net(String strUrl, Map<String, Object> params,String method) throws Exception    {        HttpURLConnection conn = null;        BufferedReader reader = null;        String rs = null;        try {            StringBuffer sb = new StringBuffer();            if(method==null || method.equals("GET")){                strUrl = strUrl+"?"+urlencode(params);            }            URL url = new URL(strUrl);            conn = (HttpURLConnection) url.openConnection();            if(method==null || method.equals("GET")){                conn.setRequestMethod("GET");            }else{                conn.setRequestMethod("POST");                conn.setDoOutput(true);            }            //conn.setRequestProperty("User-agent", userAgent);            conn.setUseCaches(false);            conn.setConnectTimeout(DEF_CONN_TIMEOUT);            conn.setReadTimeout(DEF_READ_TIMEOUT);            conn.setInstanceFollowRedirects(false);            conn.connect();            if (params!= null && method.equals("POST")) {                try {                    DataOutputStream out = new DataOutputStream(conn.getOutputStream());                        out.writeBytes(urlencode(params));                } catch (Exception e) {                    e.printStackTrace();                }            }            InputStream is = conn.getInputStream();            reader = new BufferedReader(new InputStreamReader(is, DEF_CHATSET));            String strRead = null;            while ((strRead = reader.readLine()) != null) {                sb.append(strRead);            }            rs = sb.toString();        } catch (IOException e) {            e.printStackTrace();        } finally {            if (reader != null) {                reader.close();            }            if (conn != null) {                conn.disconnect();            }        }        return rs;    }    //将map型转为请求参数型    public static String urlencode(Map<String,Object>data)    {        StringBuilder sb = new StringBuilder();        for (Map.Entry i : data.entrySet()) {            try {                sb.append(i.getKey()).append(":").append(URLEncoder.encode(i.getValue()+"","UTF-8")).append("&");            } catch (UnsupportedEncodingException e) {                e.printStackTrace();            }        }        return sb.toString();    }}