public class RunLinuxCommand {

public boolean isRooted() {

//检测是否ROOT过

DataInputStream stream;

boolean flag=false;

try {

stream = Terminal("ls /data/");

//目录哪都行，不一定要需要ROOT权限的

if(stream.readLine()!=null)flag=true;

//根据是否有返回来判断是否有root权限

} catch (Exception e1) {

// TODO Auto-generated catch block

e1.printStackTrace();

}

return flag;

}

public DataInputStream Terminal(String command) throws Exception

{

Process process = Runtime.getRuntime().exec("su");

//执行到这，Superuser会跳出来，选择是否允许获取最高权限

OutputStream outstream = process.getOutputStream();

DataOutputStream DOPS = new DataOutputStream(outstream);

InputStream instream = process.getInputStream();

DataInputStream DIPS = new DataInputStream(instream);

String temp = command + "\n";

//加回车

DOPS.writeBytes(temp);

//执行

DOPS.flush();

//刷新，确保都发送到outputstream

DOPS.writeBytes("exit\n");

//退出

DOPS.flush();

process.waitFor();

return DIPS;

}

}