導入jar包:http://blog.csdn.net/zhw1551706847/article/details/77709142
RootTools:http://blog.csdn.net/steelychen/article/details/40744305
RootTools:https://github.com/Stericson/RootTools
需要添加一個RootTools的jar包:


public class MainActivity extends AppCompatActivity {
private String TAG = "MainActivity";
String commandStr = "ifconfig can0 up";
boolean ifroot;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ifroot = RootTools.isRootAvailable();
if(ifroot)
Log.d(TAG, "OK");
else
Log.d(TAG, "fail");
try {
RootTools.getShell(true).add(command);
} catch (IOException e) {
e.printStackTrace();
} catch (TimeoutException e) {
e.printStackTrace();
} catch (RootDeniedException e) {
e.printStackTrace();
}
}
Command command = new Command(0,commandStr){
@Override
public void commandCompleted(int id, int exitCode) {
//命令執行完成后會調用此方法
Log.d(TAG,"命令執行完畢");
}
@Override
public void commandOutput(int id, String line) {
//命令執行的過程中會執行此方法,line參數可用於調試
Log.d(TAG,"命令執行中...");
}
@Override
public void commandTerminated(int id, String reason) {
//命令被取消后的執行此方法
Log.d(TAG,"命令被取消");
}
};
}