مساعدة في كود الة حاسبة اندرويد

switch(v.getId()){



		case R.id.collect:

		numbr2=Integer.parseInt(val.getText().toString());

        resolt=numbr1+numbr2;

		val.setText(String.valueOf(resolt));

					break;



		case R.id.minus:

		numbr2=Integer.parseInt(val.getText().toString());

		resolt=numbr1-numbr2;

		val.setText(String.valueOf(resolt));

		break;


		case R.id.multiply:

		numbr2=Integer.parseInt(val.getText().toString());

		resolt=numbr1*numbr2;

		val.setText(String.valueOf(resolt));

		break;


		case R.id.section:

		numbr2=Integer.parseInt(val.getText().toString());

		resolt=numbr1/numbr2;

		val.setText(String.valueOf(resolt));

		break;









				}