import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.io.PrintWriter;import java.io.UnsupportedEncodingException;import java.net.URL;import java.net.URLConnection;import java.security.MessageDigest;import java.security.NoSuchAlgorithmException;import java.util.Iterator;import java.util.Map;import java.util.TreeMap;/* * LoadRunner Java script. (Build: _build_number_) *  * Script Description:  *  *///import lrapi.lr;public class Actions {    private static String appkey = "113800";    public static void main(String[] args) throws Throwable {        new Actions().action();    }    public int init() throws Throwable {        return 0;    }// end of init    public int action() throws Throwable {        // String url = "http://192.168.199.182:8080/api/device/scanQrCode";        String url = "http://192.168.199.182:8080/api/device/userInfo";        // 69faab6268350295550de7d587bc323d        Map<String, Object> param = new TreeMap<String, Object>();        param.put("userId", "1");        String sign = getSign(param);        param.put("sign", sign);        // /repairViewById?id=11&sign=1        String result = HttpRequestUtil.sendPost(url, param);        System.out.println(result);        return 0;    }// end of action    public int end() throws Throwable {        return 0;    }// end of end    public static String getSign(Map<String, Object> map) {        StringBuffer sb = new StringBuffer(appkey);        Iterator<Map.Entry<String, Object>> it = map.entrySet().iterator();        while (it.hasNext()) {            Map.Entry<String, Object> ety = it.next();            sb.append(ety.getKey() + "=" + ety.getValue());        }        sb.append(appkey);        // System.out.println(sb);        return md5(sb.toString());    }    public static String md5(String str) {        MessageDigest messageDigest = null;        try {            messageDigest = MessageDigest.getInstance("MD5");            messageDigest.reset();            messageDigest.update(str.getBytes("UTF-8"));        } catch (NoSuchAlgorithmException e) {            System.out.println("NoSuchAlgorithmException caught!");            System.exit(-1);        } catch (UnsupportedEncodingException e) {            e.printStackTrace();        }        byte[] byteArray = messageDigest.digest();        StringBuffer md5StrBuff = new StringBuffer();        for (int i = 0; i < byteArray.length; i++) {            if (Integer.toHexString(0xFF & byteArray[i]).length() == 1)                md5StrBuff.append("0").append(                        Integer.toHexString(0xFF & byteArray[i]));            else                md5StrBuff.append(Integer.toHexString(0xFF & byteArray[i]));        }        return md5StrBuff.toString();    }    static class HttpRequestUtil {        private static final String AND = "&";        private static final String EQUAL = "=";        private static final String QUESTION = "?";        /**         * 向指定URL发送GET方法的请求         *          * @param url         *            发送请求的URL         * @param param         *            请求参数，请求参数应该是 name1=value1&name2=value2 的形式。         * @return URL 所代表远程资源的响应结果         */        public static String sendGet(String url, Map<String, Object> param) {            StringBuffer result = new StringBuffer();            BufferedReader in = null;            try {                String urlNameString = url + QUESTION + getParamString(param);                URL realUrl = new URL(urlNameString);                // 打开和URL之间的连接                URLConnection connection = realUrl.openConnection();                // 设置通用的请求属性                connection.setRequestProperty("accept", "*/*");                connection.setRequestProperty("connection", "Keep-Alive");                connection                        .setRequestProperty("user-agent",                                "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");                // 建立实际的连接                connection.connect();                // 获取所有响应头字段                // Map<String, List<String>> map = connection.getHeaderFields();                // 遍历所有的响应头字段                // for (String key : map.keySet()) {                // System.out.println(key + "--->" + map.get(key));                // }                // 定义 BufferedReader输入流来读取URL的响应                in = new BufferedReader(new InputStreamReader(                        connection.getInputStream()));                String line;                while ((line = in.readLine()) != null) {                    result.append(line);                }            } catch (Exception e) {                System.out.println("发送GET请求出现异常！" + e);                e.printStackTrace();            }            // 使用finally块来关闭输入流            finally {                try {                    if (in != null) {                        in.close();                    }                } catch (Exception e2) {                    e2.printStackTrace();                }            }            return result.toString();        }        private static String getParamString(Map<String, Object> param) {            if (null == param || 0 == param.keySet().size()) {                return "";            }            StringBuffer paramString = new StringBuffer();            Iterator<Map.Entry<String, Object>> iter = param.entrySet()                    .iterator();            while (iter.hasNext()) {                Map.Entry<String, Object> entry = iter.next();                paramString.append(AND).append(entry.getKey()).append(EQUAL)                        .append(entry.getValue());            }            paramString = paramString.deleteCharAt(0);            return paramString.toString();        }        /**         * 向指定 URL 发送POST方法的请求         *          * @param url         *            发送请求的 URL         * @param param         *            请求参数，请求参数应该是 name1=value1&name2=value2 的形式。         * @return 所代表远程资源的响应结果         */        public static String sendPost(String url, Map<String, Object> param) {            PrintWriter out = null;            BufferedReader in = null;            String result = "";            try {                URL realUrl = new URL(url);                // 打开和URL之间的连接                URLConnection conn = realUrl.openConnection();                // 设置通用的请求属性                conn.setRequestProperty("accept", "*/*");                conn.setRequestProperty("connection", "Keep-Alive");                conn.setRequestProperty("user-agent",                        "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");                // 发送POST请求必须设置如下两行                conn.setDoOutput(true);                conn.setDoInput(true);                // 获取URLConnection对象对应的输出流                out = new PrintWriter(conn.getOutputStream());                // 发送请求参数                out.print(getParamString(param));                // flush输出流的缓冲                out.flush();                // 定义BufferedReader输入流来读取URL的响应                in = new BufferedReader(new InputStreamReader(                        conn.getInputStream()));                String line;                while ((line = in.readLine()) != null) {                    result += line;                }            } catch (Exception e) {                System.out.println("发送 POST 请求出现异常！" + e);                e.printStackTrace();            }            // 使用finally块来关闭输出流、输入流            finally {                try {                    if (out != null) {                        out.close();                    }                    if (in != null) {                        in.close();                    }                } catch (IOException ex) {                    ex.printStackTrace();                }            }            return result;        }    }}