//here i call startActivityForResult(

myBtn.setOnClickListener(new View.OnClickListener() {

            @Override
            public void onClick(View v) {

                Intent i = new Intent(MainActivity.this,
                        FilterMentionActivity.class);
                i.addFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP);
                startActivityForResult(i, 1);
            }
        });


//here is the on

    @Override
     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
      super.onActivityResult(requestCode, resultCode, data);

    Log.d("onActivityResult","called ******"); // this calls whenever startActivityForResult is called

      if(resultCode==RESULT_OK && requestCode==1){

       Log.d("win win","win win"); // this never fires
      }
     }


//this is the called activity

    Intent in = getIntent();
    Bundle bdl = new Bundle();
    bdl.putString("name", mentionNameChoice);
    in.putExtras(bdl);
    setResult(RESULT_OK,in);
    finish(); // the activity finishes fine, but onActivityResult never calls :(