How to split string and load to shared preferences in android

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Java

Android

I am beginner to android..I am using qr scanner in my app..it displaying result after scanning from qr scanner..but I want to split string and load to shared preferences

below is my code

@Override
	public void onActivityResult(int requestCode, int resultCode, Intent data) {
		IntentResult customerSno = IntentIntegrator.parseActivityResult(requestCode, resultCode, data);
		if (customerSno != null) {
			if (customerSno.getContents() == null) {
				Log.d("ScanFragment", "Cancelled scan");
				Toast.makeText(this, "Cancelled", Toast.LENGTH_LONG).show();
			} else {

				Log.d("ScanFragment", "Scanned");
				Toast.makeText(this, " " + customerSno.getContents(), Toast.LENGTH_LONG).show();
				setCustomerSerialNoName(customerSno.getContents().toString());
			}
		} else {
			//result fragment
			super.onActivityResult(requestCode, resultCode, data);
		}
		// }

	}

	private void setCustomerSerialNoName(String cusSno) {
		String customerSNo = IHomeActivity._sharedPreferences.getString("customerSNo", "null");

		SharedPreferences.Editor editor = IHomeActivity._sharedPreferences.edit();
		editor.putString("customerSNo", cusSno);
		editor.putString("customerPass", passcode);
		if(customerSNo.equals(cusSno)){
		}else{
			editor.putBoolean("custSNoAuthStatus", false);
		}
		editor.commit();

What I have tried:

I am tried to split string loading to shared preferences