Android Open Source - AutoHosts Command Runner

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License

The source code is released under:

MIT License

Java Source Code

package com.yeyaxi.AutoHosts;
/* w  ww.  j av  a2s . c  o m*/
import android.os.AsyncTask;
import android.util.Log;

import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.IOException;

/**
 * @author bert
 */
public class CommandRunner extends AsyncTask<String, Void, Boolean>
{
  private AutoHostsActivity callback;
  private int messageId;
    private static final String TAG = CommandRunner.class.getSimpleName();

  public CommandRunner (AutoHostsActivity callback, int messageId)
  {
    this.messageId = messageId;
    this.callback = callback;
  }

  @Override
  protected Boolean doInBackground (String... inputs)
  {
    BufferedReader bufferedReader = null;

    try
    {
      String[] mountLocation = SystemMount.getMountLocation();

      final Runtime runtime = Runtime.getRuntime();
      Process p = runtime.exec("su");
      DataOutputStream os = new DataOutputStream(p.getOutputStream());
      os.writeBytes("mount -o rw,remount -t " + mountLocation[1] + " " + mountLocation[0] + " /system\n");
      for (String input : inputs)
      {
        Log.d(TAG, "Executing Command: " + input);
        os.writeBytes(input);

      }

      os.writeBytes("mount -o ro,remount -t " + mountLocation[1] + " " + mountLocation[0] + " /system\n");
      os.writeBytes("exit\n");
      os.flush();

      p.waitFor();

      if (p.exitValue() != 255)
        return Boolean.TRUE;

    } catch (InterruptedException ex)
    {
      Log.e(TAG, ex.getMessage(), ex);
    } catch (IOException ex)
    {
      Log.e(TAG, ex.getMessage(), ex);
    } catch (UnableToMountSystemException ex)
    {
      Log.e(TAG, ex.getMessage(), ex);
    } finally
    {
      if (bufferedReader != null)
        try
        {
          bufferedReader.close();
        } catch (IOException ex)
        {
        }
    }

    return Boolean.FALSE;
  }

  @Override
  protected void onPostExecute (Boolean success)
  {
    if (success)
      callback.displayCalbackMessage(messageId, R.string.append_success);
    else
      callback.displayCalbackErrorMessage(messageId);
  }
}

Java Source Code List

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