title: How to check the multiple permission at single request in Android M?
body: <p>I want to use the </p>
  
  <ol>
  <li>android.permission.CAMERA</li>
  <li>android.permission.WRITE_EXTERNAL_STORAGE</li>
  </ol>
  
  <p>in single request using </p>
  
  <pre><code>ActivityCompat.requestPermissions(Activity activity,new String permisionList[],int permissionRequestcode);
  </code></pre>
  
  <p>But my problem is at time I request only one permission,
  I read about group-permission,But it's work for only Same group which one decided by Developer, Like <code>CONTACT_GROUP : read_contact,write_contact</code> etc.</p>
  
  <p>I want create the custom group permission which ask me only one request &amp; provide me only one response.</p>
  
  <p>Thanks</p>