使用cmd

public class DeviceInfo {    public static String execute(String cmd) {        System.out.println(cmd);        StringBuilder sb = new StringBuilder();        StringBuilder error = new StringBuilder();        try {            Process p = Runtime.getRuntime().exec(cmd);            BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(p.getInputStream()));            String line;            while ((line = bufferedReader.readLine()) != null) {                sb.append(line);                sb.append("\n");            }            BufferedReader errorReader = new BufferedReader(new InputStreamReader(p.getErrorStream()));            while ((line = errorReader.readLine()) != null) {                error.append(line);                error.append("\n");            }        } catch (Exception e) {            e.printStackTrace();        }        // String err = error.toString();        System.out.println(error.toString());        return sb.toString();    }    public static Map<String, String> getDevices() {        String t = execute("adb devices");        String[] ds = t.split("\n");        Map<String, String> r = new HashMap<String,String>();        for (int i = 1; i < ds.length; i++) {            ds[i] = ds[i].split(" |\t")[0];            r.put(execute(ADB.getPhoneInfoBase(ds[i])).replace("\n", ""), ds[i]);        }        return r;    }    public static String execute(String cmd, ResultCallback resultCallback) {      //  System.out.println(cmd);        int count = 0;        StringBuffer sb = new StringBuffer();        StringBuffer error = new StringBuffer();        try {            Process p = Runtime.getRuntime().exec(cmd);            BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(p.getInputStream()));            String line;            while ((line = bufferedReader.readLine()) != null /*&& count < 5*/) {                //long start = System.currentTimeMillis();                //count++;                sb.append(line);                sb.append("\n");                resultCallback.receiveLine(line + "\n" );              //  long end= System.currentTimeMillis();//                 if (line.contains("Escape")) {//                    break;//                }//                if(end-start>5*1000)//                {//                    break;//                }            }        } catch (Exception e) {            e.printStackTrace();        }        // String err = error.toString();        System.out.println(error.toString());        return sb.toString();    }}