android 应用程序中执行Linux 命令

ADB 无线调试命令
son = "setprop service.adb.tcp.port 5555\n" +
        "stop adbd\n" +
        "start adbd\n";
soff = "setprop service.adb.tcp.port -1\n" +
        "stop adbd\n" +
        "start adbd\n";

reboot 立即重启

//获取Ip 
String getIp() {
    String ip = "127.0.0.1";
    WifiManager wm = (WifiManager) getApplicationContext().getSystemService(WIFI_SERVICE);
    if (!wm.isWifiEnabled()) {
        wm.setWifiEnabled(true);
    }
    WifiInfo wi = wm.getConnectionInfo();
    int addr = wi.getIpAddress();
    return intToIp(addr);
}

String intToIp(int t) {
    return (t & 0xFF) + "." + ((t >> 8) & 0xFF) + "." + ((t >> 16) & 0xFF) + "." + ((t >> 24) & 0xFF);
}

//执行普通命令
String exec(String cmd) {
    if (cmd.startsWith("su")|cmd.startsWith("ping")) {
        return "不允许执行的命令";
    }
    String result = "";
    Process ps = null;

    ProcessBuilder pb = new ProcessBuilder(cmd);
    InputStream es = null;
    InputStream is = null;
    try {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        int read = -1;
        ps = pb.start();
        es = ps.getErrorStream();
        while ((read = es.read()) != -1) {
            baos.write(read);

        }
        baos.write('\n');
        is = ps.getInputStream();
        while ((read = is.read()) != -1) {
            baos.write(read);

        }
        byte[] data = baos.toByteArray();
        result = new String(data);
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {

            if (es != null) {
                es.close();
            }

            if (is != null) {
                is.close();
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
        if (ps != null) {
            ps.destroy();
        }
    }
    return result;
}
//执行root命令
String rootExec(String cmd) {
    if (cmd.startsWith("su")|cmd.startsWith("ping")) {
        return "不允许执行的命令";
    }
    String result = "";
    DataOutputStream dos = null;
    DataInputStream dis = null;
    try {
        Process ps = Runtime.getRuntime().exec("su");
        dos = new DataOutputStream(ps.getOutputStream());
        dis = new DataInputStream(ps.getInputStream());
        dos.writeBytes(cmd + "\n");
        dos.flush();
        dos.writeBytes("exit\n");
        dos.flush();
        String line = null;
        while ((line = dis.readLine())!=null) {
            result += "\n"+line;
         //   Message ms = new Message();
         //   ms.obj = line;
         //   handler.sendMessageDelayed(ms,1000);
        }

        ps.waitFor();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (dos != null) {

            try {
                dos.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        if (dis != null) {

            try {
                dis.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }

    }
    return result;
}